The Ring,retaining, cataloged under National Stock Number 5325-01-549-4588, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5325-01-549-4588 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Supplementary Features | SHAFT DIAMETER - 2 INCHES; RING THICKNESS - 0.62 INCHES; RADIAL WALL - .158 INCHES; GROVE DIAMETER - 2.122 INCHES; GROVE WIDTH - .068 INCHES; NOMINAL GROVE DEPTH - .061 INCHES IN |
| Outside Diameter | 2.142 INCHES NOMINAL IN |
| Ring Style | SPIRAL |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| MIL-DTL-27426/4 | 4/1 Identification reference U.S. Government activity |
| M27426-4132D | 2/2 Government specification standardization U.S. Government activity |
NSN 5325-01-549-4588 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-549-4588: Supplementary Features: SHAFT DIAMETER - 2 INCHES; RING THICKNESS - 0.62 INCHES; RADIAL WALL - .158 INCHES; GROVE DIAMETER - 2.122 INCHES; GROVE WIDTH - .068 INCHES; NOMINAL GROVE DEPTH - .061 INCHES IN; Outside Diameter: 2.142 INCHES NOMINAL IN; Ring Style: SPIRAL; Special Features: SPECIFICATION SHEET MIL-DTL-27426/4 (TYPE 2B02). 4 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.