The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-378-9227, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-378-9227 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.1876 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM IN |
| Second Shank Diameter | 0.187 INCHES NOMINAL IN |
| First End Location | SLOT END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| First End Slot Width | 0.047 INCHES NOMINAL IN |
| Thread Length | 0.312 INCHES NOMINAL IN |
| First End Style | SLOTTED |
| Shank Length | 0.188 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | ASTM A582, COND A ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.138 INCHES IN |
| First End Slot Depth | 0.047 INCHES NOMINAL IN |
| Shoulder Diameter | 0.2497 INCHES MINIMUM AND 0.2499 INCHES MAXIMUM IN |
| Second Shank Length | 0.375 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | SQUARE INTERNALLY THREADED |
| Thread Class | 2B |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| A319A405-101 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5315-01-378-9227 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-378-9227: Shank Diameter: 0.1876 INCHES MINIMUM AND 0.1878 INCHES MAXIMUM IN; Second Shank Diameter: 0.187 INCHES NOMINAL IN; First End Location: SLOT END; Surface Treatment Document and Classification: QQ-P-35 FED SPEC 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.