The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-268-9882, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 21 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-268-9882 |
| Primary Part Number | PWA56018-25 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| First End Taper Length | 0.090 INCHES NOMINAL IN |
| First Step Diameter | 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN |
| First End Location | TAPERED END |
| Third Step Diameter | 0.164 INCHES NOMINAL IN |
| Thread Length | 0.370 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Second Step Length | 1.190 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 30.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Second Step Diameter | 0.184 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| First Step Length | 0.560 INCHES NOMINAL IN |
| Second End Style | SQUARE |
| Thread Class | 2A A |
| Material | STEEL COMP 4140 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Third Step Length | 0.370 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 |
| Part Number | Manufacturer |
|---|---|
| PWA56018-25 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5315-01-268-9882 is a Pin,shoulder,headless, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-268-9882 has 1 manufacturer part number on file: PWA56018-25 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for PWA56018-25: First End Taper Length: 0.090 INCHES NOMINAL IN; First Step Diameter: 0.309 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN; First End Location: TAPERED END; Third Step Diameter: 0.164 INCHES NOMINAL IN. 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.