The Plug,machine Thread, cataloged under National Stock Number 5365-01-628-5180, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Heyco Inc Dba Heyco Products. Government technical data includes 10 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 | 5365-01-628-5180 |
| Primary Part Number | 3546B |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Heyco Inc Dba Heyco Products |
| Status | ACTIVE |
| Head Height | 0.21 INCHES NOMINAL IN |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL |
| Thread Length | 0.60 INCHES NOMINAL EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.50 INCHES EXTERNAL IN |
| Exterior Color | BLACK OVERALL |
| Maximum Operating Temp | 221.0 FAHRENHEIT DEGF |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Thread Series Designator | NPT 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 |
|---|---|
| 3546B PRIMARY | Heyco Inc Dba Heyco Products (USA) |
NSN 5365-01-628-5180 is a Plug,machine Thread, manufactured by Heyco Inc Dba Heyco Products, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-628-5180 has 1 manufacturer part number on file: 3546B (Heyco Inc Dba Heyco Products).
Key specifications for 3546B: Head Height: 0.21 INCHES NOMINAL IN; Connection Style: EXTERNAL SEAT FOR GASKET SEAL; Thread Length: 0.60 INCHES NOMINAL EXTERNAL IN; Style Designator: PLUG, MACHINE. 10 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.