The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-112-4520, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Raytheon Company Dba Raytheon Co. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-112-4520 |
| Primary Part Number | 571501-1 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Raytheon Company Dba Raytheon Co |
| Status | ACTIVE |
| Shank Diameter | 0.190 INCHES NOMINAL IN |
| Second Shank Diameter | 0.2618 INCHES MINIMUM AND 0.2620 INCHES MAXIMUM IN |
| Undercut Width | 0.062 INCHES NOMINAL IN |
| Undercut Diameter | 0.146 INCHES MINIMUM AND 0.156 INCHES MAXIMUM IN |
| First End Location | THREADED END |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.178 INCHES NOMINAL IN |
| First End Style | SQUARE |
| Shank Length | 0.178 INCHES NOMINAL IN |
| Style Designator | UNDERCUT |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Second End Taper Length | 0.500 INCHES NOMINAL IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Second Shank Length | 0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Shoulder Width Across Flats | 0.362 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Tip Radius | 0.030 INCHES NOMINAL IN |
| Second End Style | CHAMFERED |
| Thread Class | 2A A |
| Material | STEEL COMP 630 OVERALL |
| 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 |
NSN 5315-01-112-4520 is a Pin,shoulder,headless, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-112-4520 has 2 manufacturer part numbers on file: 571501-1 (Raytheon Company), 571501-1 (Raytheon Company Dba Raytheon Co).
Key specifications for 571501-1: Shank Diameter: 0.190 INCHES NOMINAL IN; Second Shank Diameter: 0.2618 INCHES MINIMUM AND 0.2620 INCHES MAXIMUM IN; Undercut Width: 0.062 INCHES NOMINAL IN; Undercut Diameter: 0.146 INCHES MINIMUM AND 0.156 INCHES MAXIMUM 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.