The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-392-3430, 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 Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc. Government technical data includes 24 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-392-3430 |
| Primary Part Number | 2121481-002 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| Status | ACTIVE |
| Shank Diameter | 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.175 INCHES NOMINAL IN |
| Undercut Width | 0.750 INCHES NOMINAL IN |
| Undercut Diameter | 0.750 INCHES NOMINAL IN |
| First End Location | UNTHREADED END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Second End Taper Angle | 45.0 DEGREES NOMINAL |
| Thread Length | 0.250 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Shank Length | 0.345 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| Material Document and Classification | QQ-S-764; 303 BAR COND A, COLD FINISHED FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.040 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Shoulder Diameter | 0.242 INCHES MINIMUM AND 0.246 INCHES MAXIMUM IN |
| Second Shank Length | 0.750 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | CHAMFERED |
| Thread Class | 2A A |
| Thread Quantity Per Inch | A20 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UN |
| 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 |
|---|---|
| 2121481-002 PRIMARY | Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc (USA) |
NSN 5315-01-392-3430 is a Pin,shoulder,headless, manufactured by Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-392-3430 has 1 manufacturer part number on file: 2121481-002 (Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc).
Key specifications for 2121481-002: Shank Diameter: 0.498 INCHES MINIMUM AND 0.499 INCHES MAXIMUM IN; Second Shank Diameter: 0.175 INCHES NOMINAL IN; Undercut Width: 0.750 INCHES NOMINAL IN; Undercut Diameter: 0.750 INCHES NOMINAL IN. 24 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.