The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-374-8538, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-374-8538 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.221 INCHES NOMINAL IN |
| Second Shank Diameter | 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN |
| First End Location | ROUND END |
| Surface Treatment Document and Classification | MIL-F-14072 MIL SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 0.060 INCHES NOMINAL IN |
| First End Style | ROUND |
| Shank Length | 0.437 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | ASTM-A582 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Shoulder Diameter | 0.560 INCHES NOMINAL IN |
| Second Shank Length | 0.610 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A A |
| Material | STEEL COMP 303 OVERALL |
| First End Outer Radius | 0.060 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| A3029309-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-374-8538 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-374-8538: Shank Diameter: 0.221 INCHES NOMINAL IN; Second Shank Diameter: 0.372 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN; First End Location: ROUND END; Surface Treatment Document and Classification: MIL-F-14072 MIL SPEC ALL TREATMENT RESPONSES OVERALL. 18 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.