The Pin,shoulder,headless, cataloged under National Stock Number 5315-01-339-0405, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Corp Electronic Systems Defensive System Div. Government technical data includes 23 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 | 5315-01-339-0405 |
| Primary Part Number | 831032-001 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Northrop Grumman Corp Electronic Systems Defensive System Div |
| Status | ACTIVE |
| Undercut Width | 0.075 INCHES NOMINAL IN |
| First End Taper Length | 0.035 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| First Step Diameter | 0.3080 INCHES MINIMUM AND 0.3082 INCHES MAXIMUM IN |
| Undercut Diameter | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Length | 0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM SHOULDER IN |
| First End Location | THREADED END |
| Surface Treatment Document and Classification | QQ-P-35,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Third Step Diameter | 0.375 INCHES NOMINAL IN |
| Second End Taper Angle | 30.0 DEGREES NOMINAL |
| Thread Length | 0.425 INCHES NOMINAL IN |
| First End Style | CHAMFERED |
| Second Step Length | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Second End Taper Length | 0.145 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Second End Relationship with First End | NOT IDENTICAL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.375 INCHES IN |
| Second Step Diameter | 0.4995 INCHES MINIMUM AND 0.4997 INCHES MAXIMUM IN |
| Shoulder Diameter | 0.835 INCHES MINIMUM AND 0.850 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Second End Style | CHAMFERED |
| Thread Class | 3A A |
| Thread Series Designator | UNF |
| Third Step Length | 0.425 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 |
|---|---|
| 831032-001 PRIMARY | Northrop Grumman Corp Electronic Systems Defensive System Div (USA) |
NSN 5315-01-339-0405 is a Pin,shoulder,headless, manufactured by Northrop Grumman Corp Electronic Systems Defensive System Div, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-339-0405 has 1 manufacturer part number on file: 831032-001 (Northrop Grumman Corp Electronic Systems Defensive System Div).
Key specifications for 831032-001: Undercut Width: 0.075 INCHES NOMINAL IN; First End Taper Length: 0.035 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; First Step Diameter: 0.3080 INCHES MINIMUM AND 0.3082 INCHES MAXIMUM IN; Undercut Diameter: 0.300 INCHES MINIMUM AND 0.310 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.