The Stud,plain, cataloged under National Stock Number 5307-01-156-4945, is classified within Federal Supply Class 5307 (Studs) of the Hardware and Abrasives group. The manufacturer of record is Martin-Baker Aircraft Company Limited. Government technical data includes 13 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 | 5307-01-156-4945 |
| Primary Part Number | MBEU-65490 |
| Item Name | Stud,plain |
| FSC / FSG | 5307 / 53 — Studs |
| Manufacturer | Martin-Baker Aircraft Company Limited |
| Status | ACTIVE |
| Thread Length | 0.250 INCHES NOMINAL STUD THREAD IN |
| Thread Length | 0.375 INCHES NOMINAL NUT THREAD IN |
| Thread Direction | RIGHT-HAND STUD THREAD |
| Thread Direction | RIGHT-HAND NUT THREAD |
| Nominal Thread Size | 0.190 INCHES NUT THREAD IN |
| Nominal Thread Size | 0.190 INCHES STUD THREAD IN |
| Thread Class | 2A STUD THREAD A |
| Thread Class | 2A NUT THREAD A |
| Thread Quantity Per Inch | 32 STUD THREAD |
| Thread Quantity Per Inch | 32 NUT THREAD |
| Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UNF STUD THREAD |
| Thread Series Designator | UNF NUT THREAD |
| 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 |
|---|---|
| MBEU-65490 PRIMARY | Martin-Baker Aircraft Company Limited (GBR) |
NSN 5307-01-156-4945 is a Stud,plain, manufactured by Martin-Baker Aircraft Company Limited, classified under FSC 5307, Studs. Status: active.
NSN 5307-01-156-4945 has 1 manufacturer part number on file: MBEU-65490 (Martin-Baker Aircraft Company Limited).
Key specifications for MBEU-65490: Thread Length: 0.250 INCHES NOMINAL STUD THREAD IN; Thread Length: 0.375 INCHES NOMINAL NUT THREAD IN; Overall Length: 0.718 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND STUD THREAD. 13 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.