The Plug,machine Thread, cataloged under National Stock Number 5365-01-175-1129, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Enerquip, Llc. 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 | 5365-01-175-1129 |
| Primary Part Number | 3-221-404 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Enerquip, Llc |
| Status | ACTIVE |
| Head Height | 0.573 INCHES MINIMUM AND 0.613 INCHES MAXIMUM IN |
| Head Type | SOLID |
| Connection Style | PLAIN |
| Thread Length | 0.449 INCHES MINIMUM AND 0.474 INCHES MAXIMUM EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Material Document and Classification | MIL-C-15726 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 1.062 INCHES EXTERNAL IN |
| Thread Class | 2A EXTERNAL A |
| Thread Quantity Per Inch | 12 EXTERNAL |
| Material | COPPER ALLOY 706 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 |
| Part Number | Manufacturer |
|---|---|
| 3-221-404 PRIMARY | Enerquip, Llc (USA) |
NSN 5365-01-175-1129 is a Plug,machine Thread, manufactured by Enerquip, Llc, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-175-1129 has 1 manufacturer part number on file: 3-221-404 (Enerquip, Llc).
Key specifications for 3-221-404: Head Height: 0.573 INCHES MINIMUM AND 0.613 INCHES MAXIMUM IN; Head Type: SOLID; Connection Style: PLAIN; Thread Length: 0.449 INCHES MINIMUM AND 0.474 INCHES MAXIMUM EXTERNAL IN. 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.