The Ring,retaining, cataloged under National Stock Number 5325-00-159-2655, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-159-2655 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Material Document and Classification | FED STD 66,AISI OR SAE 1070 THRU 1090 FED STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 3.046 INCHES MINIMUM AND 3.071 INCHES MAXIMUM IN |
| Major Thickness | 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Inside Diameter | 2.730 INCHES MINIMUM AND 2.755 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Surface Treatment | OXIDE |
| Material | STEEL |
| 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 |
|---|---|
| 503-9008-01 | C/1 Advisory reference — outside the item-of-supply concept Kelly Manufacturing Company |
| M2742630170C | 2/2 Government specification standardization U.S. Government activity |
| UR293BX | 5/1 Secondary reference U.S. Government activity |
| 503-9008-01 | 5/9 Secondary reference Allen R C Instruments Inc |
NSN 5325-00-159-2655 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-00-159-2655: Usage Design: INTERNAL; Material Document and Classification: FED STD 66,AISI OR SAE 1070 THRU 1090 FED STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 3.046 INCHES MINIMUM AND 3.071 INCHES MAXIMUM IN. 10 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.