The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-355-3750, 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 18 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-355-3750 |
| Primary Part Number | 803-5959302-A-22 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shank Diameter | 0.436 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Surface Finish | 63.0 MICROINCHES SHANK END |
| First End Location | THREADED END |
| First End Slot Width | 0.090 INCHES NOMINAL IN |
| Thread Length | 0.500 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Shank Length | 1.500 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-N-286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| First End Slot Depth | 0.090 INCHES NOMINAL IN |
| Shoulder Diameter | 0.625 INCHES NOMINAL IN |
| Second End Style | SQUARE |
| Thread Class | 2A A |
| Material | NICKEL ALLOY K-500 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 803-5959302-A-22 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5315-01-355-3750 is a Pin,shoulder,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-355-3750 has 1 manufacturer part number on file: 803-5959302-A-22 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-678-2914. Verify interchangeability with system specifications before substitution.
Key specifications for 803-5959302-A-22: Shank Diameter: 0.436 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN; Surface Finish: 63.0 MICROINCHES SHANK END; First End Location: THREADED END; First End Slot Width: 0.090 INCHES NOMINAL IN. 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.