The Ring,externally Threaded, cataloged under National Stock Number 5365-01-222-3391, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5365-01-222-3391 |
| Item Name | Ring,externally Threaded |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Diameter | 0.188 INCHES NOMINAL IN |
| Bore Shape | STRAIGHT |
| Thread Direction | RIGHT-HAND |
| Accommodation Type and Quantity | 2 HOLES |
| Thread Size | 4.750-8 |
| Screw Thread Series Designator | UN |
| Depth | 0.375 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Bore Diameter | 3.793 INCHES MINIMUM AND 3.795 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 810-4384538 SH 17 PC 34 | 3/2 Design control — primary reference U.S. Government activity |
| 810-4384538 | 5/9 Secondary reference U.S. Government activity |
| 803-4384538 SH 17 PIECE 34 | 5/9 Secondary reference U.S. Government activity |
| 810-4384538 SH 17 PC 34 | 5/9 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 5365-01-222-3391 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): 5365-01-236-6403. Verify interchangeability with system specifications before substitution.
Key specifications for 5365-01-222-3391: Diameter: 0.188 INCHES NOMINAL IN; Overall Length: 4.125 INCHES NOMINAL IN; Bore Shape: STRAIGHT; Thread Direction: RIGHT-HAND. 9 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.