The Ring,retaining, cataloged under National Stock Number 5325-01-035-4953, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-035-4953 |
| Primary Part Number | 5F2754 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Material Hardness Rating | 40.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM |
| Usage Design | EXTERNAL AND INTERNAL |
| Material Document and Classification | ASTM A682, COMP 1055, 1060, 1064, 1065 AND 1070 ASSN STD SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 1.880 INCHES NOMINAL IN |
| Major Thickness | 0.1875 INCHES NOMINAL IN |
| Inside Diameter | 1.620 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | INTERNAL STEPPED |
| Material | STEEL COMP 1055 OR STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1070 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5325-01-035-4953 is a Ring,retaining, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-035-4953 has 2 manufacturer part numbers on file: 5F2754 (Caterpillar Inc Div Caterpillar Defense), 11618514 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 5F2754: Material Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MAXIMUM; Usage Design: EXTERNAL AND INTERNAL; Material Document and Classification: ASTM A682, COMP 1055, 1060, 1064, 1065 AND 1070 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.