Holo-Krome - 1/2" Shoulder Diam x 3/8" Shoulder Length, 3/8-16 UNRC, Hex Socket Shoulder Screw - 4140 Alloy Steel, Uncoated, 5/16" Head Height x 3/4" Head Diam
Item #: 77143329
Brand: Holo-Krome
Model #: 0800650
Exact Tooling IR#: 04
Features and Benefits
Hex socket drive types have a hex-shaped recess in the head and are driven with hex keys or hex socket bits. The driving surface is protected from external damage and provides six sides of contact surface for added torque.
Alloy steel is the strongest of all steel types. It has high tensile strength and offers excellent resistance to wear, fatigue and galling.
| Product Specifications | |
|---|---|
| Type | Shoulder Screw |
| System of Measurement | Inch |
| Shoulder Diameter (Inch) | 1/2 |
| Shoulder Diameter (Decimal Inch) | 0.5000 |
| Thread Size | 3/8-16 |
| Shoulder Length (Inch) | 3/8 |
| Drive Type | Hex Socket |
| Material Grade | 4140 |
| Material | Alloy Steel |
| Finish/Coating | Uncoated |
| Head Height (Decimal Inch) | 0.302 to 0.312 |
| Head Height (Inch) | 5/16 |
| Thread Standard | UNRC |
| Fastener Standard | ASME B1.1; ASME B18.3 |
| Hex Key Size (Inch) | 1/4 |
| Hex Key Size (Decimal Inch) | 0.2500 |
| Head Diameter (Decimal Inch) | 0.7290 to 0.7500 |
| Head Diameter (Inch) | 3/4 |
| Thread Depth (Inch) | 5/8 |
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