The Ring,lock,keyed, cataloged under National Stock Number 5365-01-006-3740, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-006-3740 |
| Item Name | Ring,lock,keyed |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Key Width | 0.118 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Overall Outside Diameter | 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN |
| Inside Diameter | 0.453 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN |
| Key Length | 0.190 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 410 |
| 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 |
|---|---|
| KR9-15 | 5/9 Secondary reference Stanley Engineered Fastening Llc |
| 701-9 | 3/9 Design control — primary reference Stanley Engineered Fastening Llc |
NSN 5365-01-006-3740 is a Ring,lock,keyed, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5950-01-081-0458, 4320-01-119-1790, 5120-01-138-7553. Verify interchangeability with system specifications before substitution.
Key specifications for 5365-01-006-3740: Overall Height: 0.250 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN; Key Width: 0.118 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN; Overall Outside Diameter: 0.557 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN; Inside Diameter: 0.453 INCHES MINIMUM AND 0.463 INCHES MAXIMUM IN. 6 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.