The Plug,machine Thread, cataloged under National Stock Number 5365-01-378-9178, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 14 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-378-9178 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Body Core Diameter | 1.329 INCHES MINIMUM AND 1.359 INCHES MAXIMUM IN |
| Head Height | 0.651 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN |
| Head Type | SOLID |
| Connection Style | PLAIN |
| Core Depth | 0.589 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN |
| Thread Length | 0.449 INCHES MINIMUM AND 0.474 INCHES MAXIMUM EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Material Document and Classification | ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Surface Treatment | CADMIUM OVERALL |
| Thread Class | 2A EXTERNAL A |
| Thread Quantity Per Inch | 12 EXTERNAL |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UN EXTERNAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| MS51840-32SS | 2/2 Government specification standardization U.S. Government activity |
NSN 5365-01-378-9178 is a Plug,machine Thread, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
Key specifications for 5365-01-378-9178: Body Core Diameter: 1.329 INCHES MINIMUM AND 1.359 INCHES MAXIMUM IN; Head Height: 0.651 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN; Head Type: SOLID; Connection Style: PLAIN. 14 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.