The Ring,retaining, cataloged under National Stock Number 5325-01-161-4055, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Brighton Cromwell Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-161-4055 |
| Primary Part Number | 35-474309 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Brighton Cromwell Llc |
| Status | ACTIVE |
| Material Hardness Rating | 38.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| Material Document and Classification | SAE 1064 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 3.468 INCHES MINIMUM AND 3.568 INCHES MAXIMUM IN |
| Major Thickness | 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Inside Diameter | 5.076 INCHES MINIMUM AND 5.196 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | OFFSET |
| Material | STEEL COMP 1064 |
| 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 |
|---|---|
| 35-474309 | Brighton Cromwell Llc (USA) |
| 35-15702309 | Brighton Cromwell Llc (USA) |
| 474309 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 35-15702309 | 3/9 Design control — primary reference Ar Bee Corp |
| 35-474309 | 5/9 Secondary reference Ar Bee Corp |
| 474309 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3977401 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5325-01-161-4055 is a Ring,retaining, manufactured by Brighton Cromwell Llc, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-161-4055 has 3 manufacturer part numbers on file: 35-474309 (Brighton Cromwell Llc), 35-15702309 (Brighton Cromwell Llc), 474309 (General Motors Llc Dba General Motors Llc).
1 possible match (shared part number, not a government interchangeability claim): 2520-01-608-4633. Verify interchangeability with system specifications before substitution.
Key specifications for 35-474309: Material Hardness Rating: 38.0 ROCKWELL C MINIMUM AND 49.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; Material Document and Classification: SAE 1064 ASSN STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 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.