The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-028-4776, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 5315-01-028-4776 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.245 INCHES NOMINAL IN |
| Second Shank Diameter | 0.138 INCHES NOMINAL IN |
| First End Taper Length | 0.312 INCHES NOMINAL IN |
| First End Location | CHAMFERED END |
| Thread Length | 0.187 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Shank Length | 0.718 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| Second Shank Length | 0.281 INCHES NOMINAL IN |
| Shoulder Width Across Flats | 0.313 INCHES NOMINAL IN |
| Second End Style | SQUARE |
| Thread Class | 2A A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| 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 |
|---|---|
| 402543 | 3/9 Design control — primary reference Lucent Technologies Inc Dba Federal Marketing Group |
| 402543 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 402543 | 5/9 Secondary reference American Telephone and Telegraph Co |
| 402543 | 5/9 Secondary reference Telemechanics Inc |
NSN 5315-01-028-4776 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 4730-01-324-8567, 5305-01-650-3854. Verify interchangeability with system specifications before substitution.
Key specifications for 5315-01-028-4776: Shank Diameter: 0.245 INCHES NOMINAL IN; Second Shank Diameter: 0.138 INCHES NOMINAL IN; First End Taper Length: 0.312 INCHES NOMINAL IN; First End Location: CHAMFERED END. 17 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.