The Plug,machine Thread, cataloged under National Stock Number 5365-01-133-4052, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. The manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-133-4052 |
| Primary Part Number | 2493804 |
| Item Name | Plug,machine Thread |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Manufacturer | Ontic Engineering & Manufacturing, Inc Dba Ontic Us |
| Status | ACTIVE |
| Body Core Diameter | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Head Height | 0.240 INCHES NOMINAL IN |
| Head Type | CORED |
| Surface Treatment Document and Classification | MIL-C-5541 CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A |
| Connection Style | PLAIN |
| Core Depth | 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Head Core Diameter | 0.312 INCHES NOMINAL IN |
| Thread Length | 0.297 INCHES NOMINAL EXTERNAL IN |
| Style Designator | PLUG, MACHINE |
| Material Document and Classification | AMS 4121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.312 INCHES EXTERNAL IN |
| Surface Treatment | CHROMATE OVERALL |
| Thread Class | 3A EXTERNAL A |
| Material | ALUMINUM ALLOY 2014 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) 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 |
|---|---|
| 2493804 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| Reference | Meaning |
|---|---|
| 2493804 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5365-01-133-4052 is a Plug,machine Thread, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
NSN 5365-01-133-4052 has 1 manufacturer part number on file: 2493804 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).
Key specifications for 2493804: Body Core Diameter: 0.150 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN; Head Height: 0.240 INCHES NOMINAL IN; Head Type: CORED; Surface Treatment Document and Classification: MIL-C-5541 CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL A. 16 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.