The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-381-4001, 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 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5315-01-381-4001 |
| Primary Part Number | 167-6603239 FIND DACC-A12 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shank Diameter | 0.497 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN |
| First End Style | SQUARE |
| Shank Length | 1.870 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Second End Relationship with First End | IDENTICAL |
| Shoulder Diameter | 0.747 INCHES MINIMUM AND 0.749 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 167-6603239 FIND DACC-A12 PRIMARY | Naval Sea Systems Command (USA) |
| 167-6603239FINDNO-DACC-A12 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| C424-2201FINDNO-DACC-A12 | 5/2 Secondary reference U.S. Government activity |
NSN 5315-01-381-4001 is a Pin,shoulder,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-381-4001 has 2 manufacturer part numbers on file: 167-6603239 FIND DACC-A12 (Naval Sea Systems Command), 167-6603239FINDNO-DACC-A12 (Naval Sea Systems Command).
Key specifications for 167-6603239 FIND DACC-A12: Shank Diameter: 0.497 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN; First End Style: SQUARE; Shank Length: 1.870 INCHES NOMINAL IN; Style Designator: SHOULDER. 6 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.