The Ring,lock,serrated, cataloged under National Stock Number 5365-01-088-3797, is classified within Federal Supply Class 5365 (Bushings, Rings, Shims, and Spacers) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5365-01-088-3797 |
| Item Name | Ring,lock,serrated |
| FSC / FSG | 5365 / 53 — Bushings, Rings, Shims, and Spacers |
| Status | ACTIVE |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE |
| Overall Outside Diameter | 0.094 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN |
| Inner Serration Quantity | 13 |
| Inside Diameter | 0.210 INCHES MINIMUM AND 0.217 INCHES MAXIMUM IN |
| Side Outer Serrations Omitted for Close Edge Installation | TWO SIDES |
| Outer Serration Quantity | 24 |
| Material | IRON ALLOY 660 |
| 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 |
|---|---|
| RLRR21SU-6 | 3/2 Design control — primary reference U.S. Government activity |
| 4041T35P02 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 5365-01-088-3797 is a Ring,lock,serrated, classified under FSC 5365, Bushings, Rings, Shims, and Spacers. Status: active.
Key specifications for 5365-01-088-3797: Overall Height: 0.350 INCHES MINIMUM AND 0.359 INCHES MAXIMUM IN; Material Document and Classification: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE; Overall Outside Diameter: 0.094 INCHES MINIMUM AND 0.104 INCHES MAXIMUM IN; Inner Serration Quantity: 13. 7 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.