The Plug,machine Thread, cataloged under National Stock Number 5365-01-088-2121, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 15 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5365-01-088-2121 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Body Core Diameter | 0.863 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN |
| Head Height | 0.501 INCHES MINIMUM AND 0.551 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN |
| Core Depth | 0.910 INCHES MINIMUM AND 0.950 INCHES MAXIMUM IN |
| Thread Length | 0.449 INCHES MINIMUM AND 0.474 INCHES MAXIMUM EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Material Document and Classification | ASTM A582 FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 FED SPEC 3RD MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 1.312 INCHES EXTERNAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A EXTERNAL A |
| Thread Quantity Per Inch | 12 EXTERNAL |
| Material | STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 316 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 |
| Reference | Meaning |
|---|---|
| 5365PL2217637 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| MIL-F-18866 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-18866 | 4/1 Identification reference U.S. Government activity |
| 5365010882121 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| MS51840-30SS | 2/2 Government specification standardization U.S. Government activity |
NSN 5365-01-088-2121 is a Plug,machine Thread, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
Key specifications for 5365-01-088-2121: Body Core Diameter: 0.863 INCHES MINIMUM AND 0.883 INCHES MAXIMUM IN; Head Height: 0.501 INCHES MINIMUM AND 0.551 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: PLAIN. 15 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.