The Pin,straight,headless, cataloged under National Stock Number 5315-01-473-9131, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-473-9131 |
| Primary Part Number | 124-4365221 PC 12 |
| Item Name | Pin,straight,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Taper Length | 0.031 INCHES NOMINAL IN |
| Hole Arrangement Style | DRILLED THRU CENTER |
| First End Style | CHAMFERED |
| First Hole Diameter | 0.172 INCHES NOMINAL IN |
| Material Document and Classification | QQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Pin Overall Diameter | 0.6250 INCHES NOMINAL IN |
| Pin Overall Length | 1.562 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Second End Slot Depth | 0.078 INCHES NOMINAL IN |
| Second End Slot Width | 0.625 INCHES NOMINAL IN |
| Second End Style | SLOTTED |
| Material | COPPER ALLOY 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 |
|---|---|
| 124-4365221 PC 12 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 124-4365221 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5315-01-473-9131 is a Pin,straight,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-473-9131 has 1 manufacturer part number on file: 124-4365221 PC 12 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 3120-01-474-0256, 5315-01-474-0477, 5330-01-474-7972. Verify interchangeability with system specifications before substitution.
Key specifications for 124-4365221 PC 12: First End Taper Length: 0.031 INCHES NOMINAL IN; Hole Arrangement Style: DRILLED THRU CENTER; First End Style: CHAMFERED; First Hole Diameter: 0.172 INCHES NOMINAL IN. 13 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.