Electro Hardware - #4-40, 3/16" OAL, 1/4" Across Flats, Steel Hex Female Circuit Board Standoffs - 3/16" Body Length, Zinc-Plated Clear Chromate Finish
Item #: 67726604
Brand: Electro Hardware
Model #: P509M12F21-440
Exact Tooling IR#: 04
Features and Benefits
Circuit board standoffs with female threads are internally threaded to accept male fasteners or other standoffs. They are internally threaded on one end.
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 | |
|---|---|
| Thread Type | Female |
| Material | Steel |
| System of Measurement | Inch |
| Body Shape | Hex |
| Overall Length (Inch) | 3/16 |
| Overall Length (Decimal Inch) | 0.1875 |
| Thread Size | #4-40 |
| Width Across Flats (Decimal Inch) | 0.2500 |
| Width Across Flats (Inch) | 1/4 |
| Finish/Coating | Zinc-Plated Clear Chromate |
| Body Length (Inch) | 3/16 |
| Length Tolerance (Decimal Inch) | -0.005 to 0.005 |
| Material Grade | Grade 2 |
| Fastener Standard | ASTM B633 Type 1; QQ-S-633 |
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