The Pin,shoulder,headless, cataloged under National Stock Number 5315-00-235-3531, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Martin-Baker Aircraft Company Limited. Government technical data includes 12 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 | 5315-00-235-3531 |
| Primary Part Number | MBEU37439 |
| Item Name | Pin,shoulder,headless |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Martin-Baker Aircraft Company Limited |
| Status | ACTIVE |
| Shank Diameter | 0.090 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN |
| First End Taper Length | 0.015 INCHES NOMINAL IN |
| First End Location | SHANK END |
| First End Style | CHAMFERED |
| Shank Length | 0.100 INCHES NOMINAL IN |
| Style Designator | SHOULDER |
| Material Document and Classification | S.80 FSCM K0195 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| First End Taper Angle | 45.0 DEGREES NOMINAL |
| Second End Relationship with First End | NOT IDENTICAL |
| Shoulder Diameter | 0.184 INCHES MINIMUM AND 0.186 INCHES MAXIMUM IN |
| Second End Style | SQUARE |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
|---|---|
| MBEU37439 PRIMARY | Martin-Baker Aircraft Company Limited (GBR) |
NSN 5315-00-235-3531 is a Pin,shoulder,headless, manufactured by Martin-Baker Aircraft Company Limited, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-00-235-3531 has 1 manufacturer part number on file: MBEU37439 (Martin-Baker Aircraft Company Limited).
Key specifications for MBEU37439: Shank Diameter: 0.090 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN; First End Taper Length: 0.015 INCHES NOMINAL IN; First End Location: SHANK END; First End Style: CHAMFERED. 12 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.