The Plug,machine Thread, cataloged under National Stock Number 5365-01-645-4539, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. 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 | 5365-01-645-4539 |
| Primary Part Number | 5192681-0019 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Body Core Diameter | 0.246 INCHES NOMINAL IN |
| Head Height | 0.062 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN |
| Head Type | SOLID |
| Connection Style | PLAIN |
| Thread Length | 0.281 INCHES NOMINAL EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.190 INCHES EXTERNAL IN |
| Thread Class | 3A EXTERNAL A |
| Thread Quantity Per Inch | 32 EXTERNAL |
| Material | ALUMINUM ALLOY 6061 OVERALL |
| Thread Series Designator | UNF EXTERNAL |
| Head Diameter | 0.308 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 5192681-0019 PRIMARY | Naval Sea Systems Command (USA) |
NSN 5365-01-645-4539 is a Plug,machine Thread, manufactured by Naval Sea Systems Command, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-645-4539 has 1 manufacturer part number on file: 5192681-0019 (Naval Sea Systems Command).
Key specifications for 5192681-0019: Body Core Diameter: 0.246 INCHES NOMINAL IN; Head Height: 0.062 INCHES MINIMUM AND 0.077 INCHES MAXIMUM IN; Head Type: SOLID; Connection Style: PLAIN. 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.