The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-407-1728, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 23 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-01-407-1728 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.370 INCHES NOMINAL IN |
| Second Shank Diameter | 0.370 INCHES NOMINAL IN |
| Undercut Width | 0.287 INCHES NOMINAL IN |
| Undercut Diameter | 0.312 INCHES NOMINAL IN |
| First End Location | THREADED END |
| Second End Taper Angle | 60.0 DEGREES NOMINAL |
| Thread Length | 0.480 INCHES NOMINAL IN |
| First End Style | RADIUS |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OVERALL |
| Shank Length | 0.320 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| Second End Taper Length | 0.210 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.312 INCHES IN |
| Shoulder Diameter | 0.420 INCHES NOMINAL IN |
| Second Shank Length | 0.550 INCHES NOMINAL IN |
| Second End Tip Radius | 0.060 INCHES NOMINAL IN |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNF |
| First End Corner Radius | 0.045 INCHES NOMINAL IN |
| 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 |
|---|---|
| 750393 | 3/2 Design control — primary reference U.S. Government activity |
| 123SCAV5169-23 | 3/1 Design control — primary reference Northrop Grumman Systems Corporation |
NSN 5315-01-407-1728 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-01-407-1728: Shank Diameter: 0.370 INCHES NOMINAL IN; Second Shank Diameter: 0.370 INCHES NOMINAL IN; Undercut Width: 0.287 INCHES NOMINAL IN; Undercut Diameter: 0.312 INCHES NOMINAL IN. 23 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.