The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-184-3840, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Bae Systems (operations) Limited. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-01-184-3840 |
| Primary Part Number | 75A787464-2001 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Bae Systems (operations) Limited |
| Status | ACTIVE |
| Shank Diameter | 0.254 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN |
| First End Location | SQUARE END |
| Surface Treatment Document and Classification | S26-1514,FSCM K0289 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.440 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Shank Length | 0.420 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | S143,FSCM K0289 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.210 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.500 INCHES NOMINAL IN |
| Second Shank Length | 1.190 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM OVERALL |
| Second End Tip Radius | 0.060 INCHES NOMINAL IN |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Material | STEEL CORROSION RESISTING 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 |
| Part Number | Manufacturer |
|---|---|
| 75A787464-2001 | Bae Systems (operations) Limited (GBR) |
| Reference | Meaning |
|---|---|
| 75A787464-2001 | C/1 Advisory reference — outside the item-of-supply concept Bae Systems Plc |
| 75A787464-2001 | 3/9 Design control — primary reference British Aerospace (military Aircraft & Aerostructures) |
NSN 5315-01-184-3840 is a Pin,shoulder,headless, manufactured by Bae Systems (operations) Limited, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-184-3840 has 1 manufacturer part number on file: 75A787464-2001 (Bae Systems (operations) Limited).
Key specifications for 75A787464-2001: Shank Diameter: 0.254 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN; Second Shank Diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN; First End Location: SQUARE END; Surface Treatment Document and Classification: S26-1514,FSCM K0289 MFR REF SINGLE TREATMENT RESPONSE OVERALL. 21 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.