The Pin,straight,headless, cataloged under National Stock Number 5315-01-278-4058, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-278-4058 |
| Primary Part Number | 5219452-1 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Surface Finish | 63.0 MICROINCHES OUTSIDE DIAMETER |
| Surface Treatment Document and Classification | WS19168,CAGEC 53711 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| First End Style | SQUARE |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pin Overall Diameter | 0.3100 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN |
| Pin Overall Length | 2.875 INCHES NOMINAL IN |
| Second End Relationship with First End | IDENTICAL |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL COMP 630 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 |
|---|---|
| 5219452-1 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5219452-1 | 5/9 Secondary reference Lockheed Martin Corporation Div Rotary and Mission Systems |
NSN 5315-01-278-4058 is a Pin,straight,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-278-4058 has 1 manufacturer part number on file: 5219452-1 (Naval Sea Systems Command).
Key specifications for 5219452-1: Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER; Surface Treatment Document and Classification: WS19168,CAGEC 53711 MFR REF SINGLE TREATMENT RESPONSE OVERALL; First End Style: SQUARE; Material Document and Classification: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 9 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.