The Plug,machine Thread, cataloged under National Stock Number 5365-00-855-8408, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-00-855-8408 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Connection Style | PLAIN |
| Thread Length | 0.250 INCHES NOMINAL EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Material Document and Classification | QQ-S-624,8645H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.688 INCHES EXTERNAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Thread Class | 3A EXTERNAL A |
| Material | STEEL OVERALL |
| Thread Series Designator | UNEF 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 |
|---|---|
| 6000841 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5365-00-855-8408 is a Plug,machine Thread, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5998-01-154-3769. Verify interchangeability with system specifications before substitution.
Key specifications for 5365-00-855-8408: Connection Style: PLAIN; Thread Length: 0.250 INCHES NOMINAL EXTERNAL IN; Style Designator: PLUG, MACHINE; Material Document and Classification: QQ-S-624,8645H FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 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.