The Ring,retaining, cataloged under National Stock Number 5325-01-633-3086, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Company. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-633-3086 |
| Primary Part Number | 97431A260 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Mcmaster-Carr Supply Company |
| Status | ACTIVE |
| Material Hardness Rating | 47.0 ROCKWELL C NOMINAL |
| Usage Design | EXTERNAL |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 0.282 INCHES NOMINAL IN |
| Major Thickness | 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN |
| Inside Diameter | 0.111 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Ring Style | E |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 97431A260 | Mcmaster-Carr Supply Company (USA) |
| Reference | Meaning |
|---|---|
| E-15STPA | 3/9 Design control — primary reference Prospect Fastener Corp. |
| DG-010938-01 ITEM 6 | C/1 Advisory reference — outside the item-of-supply concept Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc |
| 97431A260 | 5/1 Secondary reference Reptilia Llc |
NSN 5325-01-633-3086 is a Ring,retaining, manufactured by Mcmaster-Carr Supply Company, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-633-3086 has 1 manufacturer part number on file: 97431A260 (Mcmaster-Carr Supply Company).
Key specifications for 97431A260: Material Hardness Rating: 47.0 ROCKWELL C NOMINAL; Usage Design: EXTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 0.282 INCHES NOMINAL IN. 8 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.