The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-332-0551, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Air Armament Center/ En. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-332-0551 |
| Primary Part Number | 8984111-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Air Armament Center/ En |
| Status | ACTIVE |
| Shank Diameter | 0.310 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.310 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Surface Finish | 16.0 MICROINCHES UNTHREADED END |
| First End Location | GROOVED END |
| Surface Treatment Document and Classification | QQ-P-416 (CD),TYPE 1,CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.471 INCHES MINIMUM AND 0.491 INCHES MAXIMUM IN |
| First End Style | SQUARE |
| Supplementary Features | GROOVE DIA. 0.250 IN. MIN AND 0.253 IN. MAX GROOVE WIDTH-0.030 IN. MIN AND 0.033 IN. MAX PLACED 0.030 IN. MINAND 0.040 IN. MAX FROM UNTHREADED END HYDROGEN EMBRITTLEMENT RELIEF BAKE FOR23 HOURS CHROMATE PER QQ-P-416 UNTIL COLOR IS OLIVE DRAB IN |
| Shank Length | 0.416 INCHES MINIMUM AND 0.434 INCHES MAXIMUM IN |
| Style Designator | SHOULDER |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Second Shank Length | 0.581 INCHES MINIMUM AND 0.601 INCHES MAXIMUM IN |
| Shoulder Width Across Flats | 0.551 INCHES MINIMUM AND 0.571 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Material | STEEL COMP E4340 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| 8984111-1 PRIMARY | Air Armament Center/ En (USA) |
NSN 5315-01-332-0551 is a Pin,shoulder,headless, manufactured by Air Armament Center/ En, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-332-0551 has 1 manufacturer part number on file: 8984111-1 (Air Armament Center/ En).
Key specifications for 8984111-1: Shank Diameter: 0.310 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Second Shank Diameter: 0.310 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Surface Finish: 16.0 MICROINCHES UNTHREADED END; First End Location: GROOVED END. 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.