The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-141-6520, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5315-00-141-6520 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Status | ACTIVE |
| Shank Diameter | 0.374 INCHES NOMINAL IN |
| Undercut Width | 0.028 INCHES NOMINAL IN |
| First End Taper Length | 0.031 INCHES NOMINAL IN |
| Undercut Diameter | 0.352 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Shank Length | 0.500 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| Material Document and Classification | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Shoulder Diameter | 0.625 INCHES NOMINAL IN |
| Second Shank Length | 0.875 INCHES NOMINAL IN |
| Thread Class | 2A A |
| 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 |
|---|---|
| A8849840-1 | 3/9 Design control — primary reference Rca Corp Distributor and Special Products Div |
| A8849840-1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5315-00-141-6520 is a Pin,shoulder,headless, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
Key specifications for 5315-00-141-6520: Shank Diameter: 0.374 INCHES NOMINAL IN; Undercut Width: 0.028 INCHES NOMINAL IN; First End Taper Length: 0.031 INCHES NOMINAL IN; Undercut Diameter: 0.352 INCHES NOMINAL IN. 17 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.