The Pin,grooved,headless, cataloged under National Stock Number 5315-01-642-6931, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-642-6931 |
| Primary Part Number | 93890A636 |
| Item Name | Pin,grooved,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Undercut Width | 0.046 INCHES NOMINAL IN |
| First End Taper Length | 0.067 INCHES NOMINAL IN |
| Undercut Diameter | 0.4035 INCHES NOMINAL IN |
| First End Location | BOTH ENDS |
| Second End Taper Angle | 45.0 DEGREES NOMINAL |
| First End Style | CHAMFERED |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM OVERALL |
| Style Designator | GROOVE |
| Diameter | 0.500 INCHES NOMINAL IN |
| Second End Taper Length | 0.067 INCHES NOMINAL IN |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Effective Length | 2.000 INCHES NOMINAL IN |
| Second Undercut Width | 0.046 INCHES NOMINAL IN |
| Surface Treatment | ZINC OVERALL |
| Material | STEEL OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 93890A636 PRIMARY | Mcmaster-Carr Supply Co (USA) |
NSN 5315-01-642-6931 is a Pin,grooved,headless, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-642-6931 has 1 manufacturer part number on file: 93890A636 (Mcmaster-Carr Supply Co).
Key specifications for 93890A636: Undercut Width: 0.046 INCHES NOMINAL IN; First End Taper Length: 0.067 INCHES NOMINAL IN; Undercut Diameter: 0.4035 INCHES NOMINAL IN; First End Location: BOTH ENDS. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.