The Ring,externally Threaded, cataloged under National Stock Number 5365-00-045-7437, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5365-00-045-7437 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Bore Annular Internal Serration | NOT INCLUDED |
| Beveled Thread | NOT INCLUDED |
| Drive Type | HEX SHAPED CENTER HOLE |
| Setscrew Locking Notch | NOT INCLUDED |
| Casehardening Indicator | NOT CASEHARDENED |
| Thread Size | 0.625-18 |
| Screw Thread Series Designator | UNF |
| Surface Treatment | PASSIVATE |
| Depth | 0.375 INCHES NOMINAL IN |
| Width | 0.250 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Material | STEEL COMP 303 |
| 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 |
|---|---|
| 81703 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5365-00-045-7437 is a Ring,externally Threaded, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5360-01-189-0935. Verify interchangeability with system specifications before substitution.
Key specifications for 5365-00-045-7437: Bore Annular Internal Serration: NOT INCLUDED; Beveled Thread: NOT INCLUDED; Drive Type: HEX SHAPED CENTER HOLE; Overall Length: 0.375 INCHES NOMINAL IN. 12 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.