The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-407-1725, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 20 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-407-1725 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.312 INCHES NOMINAL IN |
| Second Shank Diameter | 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| Undercut Width | 0.170 INCHES NOMINAL IN |
| Undercut Diameter | 0.282 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Thread Length | 0.670 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Shank Length | 0.500 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| Material Document and Classification | AISI-4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Shoulder Diameter | 0.370 INCHES NOMINAL IN |
| Second Shank Length | 0.750 INCHES NOMINAL IN |
| Second End Style | RADIUS |
| Thread Class | 3A A |
| Material | STEEL COMP 4140 OVERALL |
| Second End Corner Radius | 0.060 INCHES NOMINAL IN |
| 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 |
| Reference | Meaning |
|---|---|
| 750395 | 3/2 Design control — primary reference U.S. Government activity |
| 750395 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5315-01-407-1725 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-407-1725: Shank Diameter: 0.312 INCHES NOMINAL IN; Second Shank Diameter: 0.311 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; Undercut Width: 0.170 INCHES NOMINAL IN; Undercut Diameter: 0.282 INCHES NOMINAL IN. 20 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.