The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-353-9076, 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 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-353-9076 |
| Primary Part Number | 6404978 FIND 24 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Shank Diameter | 0.430 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Hole Arrangement Style | DRILLED THRU HEAD |
| Thread Length | 0.630 INCHES NOMINAL IN |
| First End Style | SQUARE |
| First Hole Diameter | 0.125 INCHES NOMINAL IN |
| Shank Length | 3.245 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | QQ-N-281 CLASS A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Width Between Flats | 0.3145 INCHES NOMINAL IN |
| Shoulder Diameter | 0.625 INCHES NOMINAL IN |
| Internal Drive Style | SOCKET |
| Thread Class | 2A A |
| Material | NICKEL ALLOY R-405 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Distance From Centerline of Hole to End of Pin | 3.575 INCHES NOMINAL 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 |
|---|---|
| 6404978 FIND 24 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 801-6404978-24 | 5/9 Secondary reference Naval Sea Systems Command |
| 211046394 | 5/9 Secondary reference Naval Sea Systems Command |
NSN 5315-01-353-9076 is a Pin,shoulder,headless, manufactured by Naval Sea Systems Command, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-353-9076 has 1 manufacturer part number on file: 6404978 FIND 24 (Naval Sea Systems Command).
Key specifications for 6404978 FIND 24: Shank Diameter: 0.430 INCHES NOMINAL IN; First End Location: THREADED END; Hole Arrangement Style: DRILLED THRU HEAD; Thread Length: 0.630 INCHES NOMINAL IN. 19 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.