The Ring,retaining, cataloged under National Stock Number 5325-01-182-1849, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-182-1849 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Material Hardness Rating | 37.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| Surface Treatment Document and Classification | MIL-C-13924, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE |
| End Style | 90 DEGREE PARALLEL |
| Material Document and Classification | SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 2.875 INCHES NOMINAL IN |
| Major Thickness | 0.500 INCHES NOMINAL IN |
| Inside Diameter | 2.730 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | STRAIGHT GAP |
| Surface Treatment | OXIDE |
| Material | STEEL COMP 4140 |
| 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 |
|---|---|
| 46296C1459 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 46296D1459 | 3/2 Design control — primary reference U.S. Government activity |
| 5325PL0727421 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5325-01-182-1849 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-182-1849: Material Hardness Rating: 37.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; Surface Treatment Document and Classification: MIL-C-13924, CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE; End Style: 90 DEGREE PARALLEL. 13 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.