The Plug,machine Thread, cataloged under National Stock Number 5365-01-645-6027, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-645-6027 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Head Height | 0.395 INCHES MINIMUM AND 0.417 INCHES MAXIMUM IN |
| Head Type | SOLID |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL |
| Thread Length | 0.464 INCHES NOMINAL EXTERNAL IN |
| Criticality Code Justification | FEAT |
| Style Designator | PLUG, MACHINE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 1.312 INCHES EXTERNAL IN |
| Thread Class | 2A EXTERNAL A |
| Thread Quantity Per Inch | 12 EXTERNAL |
| Material | COPPER ALLOY AND NICKEL ALLOY 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 | S |
| Reference | Meaning |
|---|---|
| MS18229-16NC | 5/9 Secondary reference U.S. Government activity |
| MS18229-16NCCP | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| MS18229 | 4/1 Identification reference U.S. Government activity |
| MS18229-16NC | 2/2 Government specification standardization U.S. Government activity |
| MS18229-16NC | 5/1 Secondary reference Naval Sea Systems Command |
NSN 5365-01-645-6027 is a Plug,machine Thread, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
Key specifications for 5365-01-645-6027: Head Height: 0.395 INCHES MINIMUM AND 0.417 INCHES MAXIMUM IN; Head Type: SOLID; Connection Style: EXTERNAL SEAT FOR GASKET SEAL; Thread Length: 0.464 INCHES NOMINAL 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.