The Plug,machine Thread, cataloged under National Stock Number 5365-01-142-8744, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Martin-Baker Aircraft Company Limited. Government technical data includes 16 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 | 5365-01-142-8744 |
| Primary Part Number | MBEU-66289-2 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Martin-Baker Aircraft Company Limited |
| Status | ACTIVE |
| Flange Diameter | 0.812 INCHES NOMINAL IN |
| Body Core Diameter | 0.500 INCHES NOMINAL IN |
| Head Height | 0.250 INCHES NOMINAL IN |
| Head Type | SOLID |
| Flange Thickness | 0.062 INCHES NOMINAL IN |
| Connection Style | PLAIN |
| Core Depth | 0.430 INCHES NOMINAL IN |
| Thread Length | 0.250 INCHES NOMINAL EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Material Document and Classification | QQ-A-225/9. TEMPER T7251 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.688 INCHES EXTERNAL IN |
| Thread Class | 2A EXTERNAL A |
| Thread Quantity Per Inch | 24 EXTERNAL |
| Material | ALUMINUM ALLOY 7075 OVERALL |
| Thread Series Designator | UNEF EXTERNAL |
| 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-66289-2 PRIMARY | Martin-Baker Aircraft Company Limited (GBR) |
NSN 5365-01-142-8744 is a Plug,machine Thread, manufactured by Martin-Baker Aircraft Company Limited, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-142-8744 has 1 manufacturer part number on file: MBEU-66289-2 (Martin-Baker Aircraft Company Limited).
Key specifications for MBEU-66289-2: Flange Diameter: 0.812 INCHES NOMINAL IN; Body Core Diameter: 0.500 INCHES NOMINAL IN; Head Height: 0.250 INCHES NOMINAL IN; Head Type: SOLID. 16 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.