Email: sales@a1tooling.com | Phone: (888) 988-8820
We ship from multiple warehouses throughout the USA
to get you what you need as fast as possible!
Millions of items in stock!
Fast online checkout - No account required
Cart 0
Cart 0

MSC Up To 2022 Part 1 - (153061 Products)

Value Collection - 7/16-20 UNF Grade 2 Two Way Lock Nut with Distorted Thread - 11/16" Width Across Flats, 3/8" High, Zinc-Plated Finish - A1 Tooling

Value Collection - 7/16-20 UNF Grade 2 Two Way Lock Nut with Distorted Thread - 11/16" Width Across Flats, 3/8" High, Zinc-Plated Finish


Item #: 67300483
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Two-way lock nuts have indentations in the flats that distort threads, which creates a locking action.
Product Specifications
System of Measurement Inch
Type Two Way Lock Nut
Material Steel
Thread Size 7/16-20
Height (Inch) 3/8
Material Grade Grade 2
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Distorted Thread
Distorted Thread Type Center Lock
Width Across Flats (Inch) 11/16
Thread Standard UNF
Military Specification Does Not Meet Military Specifications

$133.41

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - M4x0.70, Zinc Plated, Iron Standard Wing Nut - 1.7mm Wing Span, 8.5mm Wing Span - A1 Tooling

Value Collection - M4x0.70, Zinc Plated, Iron Standard Wing Nut - 1.7mm Wing Span, 8.5mm Wing Span


Item #: 68085646
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Standard wing nuts have two wings that protrude from the head, which allow for easy gripping and turning by hand. They are used in applications where frequent installation and removal of parts and assemblies are required.
Iron is a heavy material that is extremely strong and malleable. It is used for aesthetic purposes and in high-heat applications.
Product Specifications
Type Standard
System of Measurement Metric
Thread Size M4x0.70
Material Iron
Wing Span (mm) 1.70
Wing Height (mm) 8.50
Finish/Coating Zinc-Plated
Fastener Standard DIN 315
Thread Direction Right Hand

$133.27

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 3/8-16 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications - A1 Tooling

Flex-Loc - 3/8-16 UNC Grade 2 Hex Lock Nut with Expanding Flex Top - Cadmium-Plated Finish, Meets Military Specifications


Item #: 67516484
Brand: Flex-Loc
Model #: 21FAF-616
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 3/8-16
Height (Decimal Inch) 0.4620
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.5530
Width Across Flats (Decimal Inch) 0.5640
Thread Standard UNC
Thread Fit Class 2B
Fastener Standard MIL-S-7742
Military Specification Meets Military Specifications

$133.22

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1/2-13 UNC 316 Hex Lock Nut with Nylon Insert - 3/4" Width Across Flats, 19/32" High, Uncoated - A1 Tooling

Value Collection - 1/2-13 UNC 316 Hex Lock Nut with Nylon Insert - 3/4" Width Across Flats, 19/32" High, Uncoated


Item #: 52594082
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size 1/2-13
Height (Inch) 19/32
Height (Decimal Inch) 0.5938
Material Grade 316
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 3/4
Width Across Flats (Decimal Inch) 0.741 to 0.752
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$133.16

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - M33x3.50 Metric Coarse 18-8 & Austenitic Grade A2 Hex Lock Nut with Nylon Insert - 33mm High, Uncoated - A1 Tooling

Value Collection - M33x3.50 Metric Coarse 18-8 & Austenitic Grade A2 Hex Lock Nut with Nylon Insert - 33mm High, Uncoated


Item #: 88154638
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Stainless Steel
Thread Size M33x3.50
Height (mm) 33.00
Material Grade 18-8; Austenitic Grade A2
Finish/Coating Uncoated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (mm) 50.00
Thread Standard Metric Coarse
Fastener Standard DIN 985
Military Specification Does Not Meet Military Specifications

$132.91

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/8-11 UNC Steel Right Hand Heavy Hex Nut - 1-1/16" Across Flats, 39/64" High, Uncoated, 2B Class of Fit - A1 Tooling

Value Collection - 5/8-11 UNC Steel Right Hand Heavy Hex Nut - 1-1/16" Across Flats, 39/64" High, Uncoated, 2B Class of Fit


Item #: 67481606
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Heavy hex nuts are larger, thicker and stronger than standard hex nuts. They can outlast standard hex nuts in repetitive operations.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
System of Measurement Inch
Type Heavy Hex Nut
Material Steel
Thread Size 5/8-11
Thread Direction Right Hand
Material Grade A194 Grade 2H
Finish/Coating Uncoated
Thread Standard UNC
Width Across Flats (Inch) 1-1/16
Width Across Flats (Decimal Inch) 1.0625
Height (Inch) 39/64
Military Specification Does Not Meet Military Specifications
Hardness Rockwell C24-35
Thread Fit Class 2B
Fastener Standard ASME B1.1; ASME B18.2.2

$132.55

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/16-18 UNC, Stainless Steel Standard Wing Nut - Grade 18-8, 1-1/4" Wing Span, 0.66" Wing Span - A1 Tooling

Value Collection - 5/16-18 UNC, Stainless Steel Standard Wing Nut - Grade 18-8, 1-1/4" Wing Span, 0.66" Wing Span


Item #: 67581488
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Standard wing nuts have two wings that protrude from the head, which allow for easy gripping and turning by hand. They are used in applications where frequent installation and removal of parts and assemblies are required.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Standard
System of Measurement Inch
Thread Size 5/16-18
Material Stainless Steel
Wing Span (Decimal Inch) 1.2500
Wing Height (Decimal Inch) 0.6600
Material Grade 18-8
Thread Standard UNC
Color Silver
Thread Direction Right Hand

$132.44

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 1-1/4 - 7 UNC, 3" OAL Stainless Steel Standard Coupling Nut - 1-5/8" Width Across Flats - A1 Tooling

Made in USA - 1-1/4 - 7 UNC, 3" OAL Stainless Steel Standard Coupling Nut - 1-5/8" Width Across Flats


Item #: 64827447
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Standard coupling nuts have internal threads on both ends that connect two male fasteners. They are commonly used to join threaded rod to create longer rod lengths.
Stainless steel is a strong, corrosion-resistant alloy with excellent resistance to heat. It is used in high-stress, outdoor and corrosive applications.
Product Specifications
Type Standard
System of Measurement Inch
Thread Size 1-1/4 - 7
Overall Length (Inch) 3
Material Stainless Steel
Thread Direction Right Hand
Material Grade 303; 18-8
Width Across Flats (Inch) 1-5/8
Thread Standard UNC

$131.83

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Flex-Loc - 3/8-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top - A1 Tooling

Flex-Loc - 3/8-24 UNJF Grade 2 Hex Lock Nut with Expanding Flex Top


Item #: 67515882
Brand: Flex-Loc
Model #: 21FC-624

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Lock Nut
Material Steel
Thread Size 3/8-24
Height (Decimal Inch) 0.4620
Material Grade Grade 2
Finish/Coating Cadmium-Plated
Thread Direction Right Hand
Locking Style Expanding Flex Top
Flange Diameter (Decimal Inch) 0.5530
Width Across Flats (Decimal Inch) 0.5640
Thread Standard UNJF
Thread Fit Class 3B
Fastener Standard AS8879
Military Specification Meets Military Specifications

$131.41

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1-1/8-16, Flange Nut - A1 Tooling

Value Collection - 1-1/8-16, Flange Nut


Item #: 66432402
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Flange nuts are designed with a wide flange on one end that acts as a washer and increases the bearing surface. This distributes pressure, which reduces damage and prevents the fastener from loosening.

Product Specifications

1-1/8-16, Flange Nut -
System of Measurement Inch
Type Flange Nut
Thread Size 1-1/8-16

$131.45

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/8-11 UNC Grade G Hex Flange Lock Nut with Distorted Thread - 15/16" Width Across Flats, 11/16" High, Phosphate & Oil Finish - A1 Tooling

Value Collection - 5/8-11 UNC Grade G Hex Flange Lock Nut with Distorted Thread - 15/16" Width Across Flats, 11/16" High, Phosphate & Oil Finish


Item #: 52591971
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex flange lock nuts have a six-sided head and a flanged, washer-like base. They are used to cover oversized holes or when a flat washer is not practical. The lock nut's flange creates a wide bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Flange Lock Nut
Material Steel
Thread Size 5/8-11
Height (Inch) 11/16
Material Grade Grade G
Finish/Coating Phosphate & Oil
Thread Direction Right Hand
Locking Style Distorted Thread
Width Across Flats (Inch) 15/16
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$130.95

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - M18x2.50 Metric Coarse Grade 8 Hex Lock Nut with Nylon Insert - 18.5mm High, Zinc-Plated Finish - A1 Tooling

Value Collection - M18x2.50 Metric Coarse Grade 8 Hex Lock Nut with Nylon Insert - 18.5mm High, Zinc-Plated Finish


Item #: 52594264
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Hex lock nuts are the most common type of lock nut. They have six uniform sides that create a flat bearing surface.
Product Specifications
System of Measurement Metric
Type Hex Lock Nut
Material Steel
Thread Size M18x2.50
Height (mm) 18.50
Material Grade Grade 8
Finish/Coating Zinc-Plated
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (mm) 27.00
Thread Standard Metric Coarse
Fastener Standard DIN 985
Military Specification Does Not Meet Military Specifications

$130.68

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 5/16-18 UNC 18-8 Heavy Hex Lock Nut with Nylon Insert - 9/16" Width Across Flats, 7/16" High - A1 Tooling

Value Collection - 5/16-18 UNC 18-8 Heavy Hex Lock Nut with Nylon Insert - 9/16" Width Across Flats, 7/16" High


Item #: 52591237
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Heavy hex lock nuts have thicker heads than standard hex nuts. They are used with large-diameter, high-strength bolts.
Product Specifications
System of Measurement Inch
Type Heavy Hex Lock Nut
Material Stainless Steel
Thread Size 5/16-18
Height (Inch) 7/16
Material Grade 18-8
Thread Direction Right Hand
Locking Style Insert
Insert Material Nylon
Width Across Flats (Inch) 9/16
Thread Standard UNC
Military Specification Does Not Meet Military Specifications

$130.40

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1-1/8-16, Flange Nut - A1 Tooling

Value Collection - 1-1/8-16, Flange Nut


Item #: 66432360
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Flange nuts are designed with a wide flange on one end that acts as a washer and increases the bearing surface. This distributes pressure, which reduces damage and prevents the fastener from loosening.

Product Specifications

1-1/8-16, Flange Nut -
System of Measurement Inch
Type Flange Nut
Thread Size 1-1/8-16

$129.26

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - 3/8-24 Grade 8 Steel Hex Flange Lock Nut - Zinc Yellow Dichromate Finish - A1 Tooling

Made in USA - 3/8-24 Grade 8 Steel Hex Flange Lock Nut - Zinc Yellow Dichromate Finish


Item #: 64710429
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Hex flange lock nuts have a six-sided head and a flanged, washer-like base. They are used to cover oversized holes or when a flat washer is not practical. The lock nut's flange creates a wide bearing surface.
Product Specifications
System of Measurement Inch
Type Hex Flange Lock Nut
Material Steel
Thread Size 3/8-24
Height (Decimal Inch) 0.4250
Material Grade Grade 8
Finish/Coating Zinc Yellow Dichromate
Flange Diameter (Decimal Inch) 0.8100
Width Across Flats (Decimal Inch) 0.5645

$168.43

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Made in USA - M5x0.80 Screw, 1.78 to 2.03mm Thick, Spring Steel G Nut Retainer - 9/32" Center Edge, Zinc-Plated Finish - A1 Tooling

Made in USA - M5x0.80 Screw, 1.78 to 2.03mm Thick, Spring Steel G Nut Retainer - 9/32" Center Edge, Zinc-Plated Finish


Item #: 78956539
Brand: Made in USA
Exact Tooling IR#: 04

Features and Benefits

Spring steel is a low-alloy, carbon steel with very high yield strength.
Product Specifications
Type G Nut Retainer
System of Measurement Metric
Screw Size M5x0.80
Material Spring Steel
Minimum Material Thickness (Decimal Inch) 0.0700
Minimum Material Thickness (mm) 1.78
Maximum Material Thickness (Decimal Inch) 0.0800
Maximum Material Thickness (mm) 2.03
Finish/Coating Zinc-Plated
Center to Edge (Inch) 9/32
Center to Edge (Decimal Inch) 0.2813
Center to Edge (mm) 7.14

$154.12

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Bowmalloy - 3/8-24 Steel Right Hand Hex Nut - 9/16" Across Flats, Bowma-Guard Finish - A1 Tooling

Bowmalloy - 3/8-24 Steel Right Hand Hex Nut - 9/16" Across Flats, Bowma-Guard Finish


Item #: 66812579
Brand: Bowmalloy
Model #: BOW36613
Exact Tooling IR#: 04

Features and Benefits

Hex nuts are the most common type of nut. They have six uniform sides and are used in general-purpose fastening applications.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
System of Measurement Inch
Type Hex Nut
Material Steel
Thread Size 3/8-24
Thread Direction Right Hand
Material Grade Grade 9
Finish/Coating Bowma-Guard
Width Across Flats (Inch) 9/16
Width Across Flats (Decimal Inch) 0.5620
Height (Decimal Inch) 0.0000
Hardness Rockwell C26-C36
Fastener Standard ANSI/ASME B18.2.2

$127.73

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 1/4-20 UNC, Zinc Plated, Zinc Alloy Nylon-Insert Locking Wing Nut - Grade 2, 1-1/4" Wing Span, 19/32" Wing Span - A1 Tooling

Value Collection - 1/4-20 UNC, Zinc Plated, Zinc Alloy Nylon-Insert Locking Wing Nut - Grade 2, 1-1/4" Wing Span, 19/32" Wing Span


Item #: 52591625
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Nylon inserts within the wing nut elastically flow into the threads of the mating fastener, creating a secure lock.
Zinc alloy is tough and strong. It resists corrosion and accepts a wide variety of finishes.
Product Specifications
Type Nylon-Insert Locking
System of Measurement Inch
Thread Size 1/4-20
Material Zinc Alloy
Wing Span (Decimal Inch) 1.2500
Wing Height (Decimal Inch) 0.5940
Finish/Coating Zinc-Plated
Material Grade Grade 2
Thread Standard UNC
Color Purple
Thread Direction Right Hand

$180.03

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Value Collection - 3/8-24 UNF Grade 5 Steel Castle Locknut - 9/16" Width Across Flats, 13/32" High, Uncoated - A1 Tooling

Value Collection - 3/8-24 UNF Grade 5 Steel Castle Locknut - 9/16" Width Across Flats, 13/32" High, Uncoated


Item #: 67484048
Brand: Value Collection
Exact Tooling IR#: 04

Features and Benefits

Castle lock nuts have a slot cut into one end that projects past the nut's opening. Once the lock nut is threaded onto the fastener and rotated into position, it is secured with a cotter pin.
Product Specifications
System of Measurement Inch
Type Castle Lock Nut
Material Steel
Thread Size 3/8-24
Height (Inch) 13/32
Material Grade Grade 5
Finish/Coating Uncoated
Thread Direction Right Hand
Width Across Flats (Inch) 9/16
Thread Standard UNF
Fastener Standard ANSI B18.2.2
Military Specification Does Not Meet Military Specifications

$126.74

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It

Bowmalloy - 1/2-20 Steel Right Hand Hex Nut - 3/4" Across Flats, 0.437" High, Bowma-Guard Finish - A1 Tooling

Bowmalloy - 1/2-20 Steel Right Hand Hex Nut - 3/4" Across Flats, 0.437" High, Bowma-Guard Finish


Item #: 66812553
Brand: Bowmalloy
Model #: BOW36615
Exact Tooling IR#: 04

Features and Benefits

Hex nuts are the most common type of nut. They have six uniform sides and are used in general-purpose fastening applications.
Steel is strong and durable but less corrosion resistant than stainless steel. To improve its resistance to corrosion, it may receive additional finishes and coatings.
Product Specifications
System of Measurement Inch
Type Hex Nut
Material Steel
Thread Size 1/2-20
Thread Direction Right Hand
Material Grade Grade 9
Finish/Coating Bowma-Guard
Width Across Flats (Inch) 3/4
Width Across Flats (Decimal Inch) 0.7500
Height (Decimal Inch) 0.4370
Hardness Rockwell C26-C36
Fastener Standard ANSI/ASME B18.2.2

$126.85

2% Off All Online Orders
Use Code: 2%OFF

Best Price Guarantee - Email Us A Better Published Price and We'll Beat It