The Ring,retaining, cataloged under National Stock Number 5325-01-102-3533, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5325-01-102-3533 |
| Primary Part Number | 12296766-2 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Material Hardness Rating | 60.4 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM |
| Usage Design | INTERNAL |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Material Document and Classification | MIL-S-46049 MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Outside Diameter | 2.749 INCHES MINIMUM AND 2.819 INCHES MAXIMUM IN |
| Major Thickness | 0.031 INCHES MINIMUM AND 0.035 INCHES MAXIMUM IN |
| Inside Diameter | 2.443 INCHES MINIMUM AND 2.495 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Surface Treatment | CADMIUM AND CHROMATE |
| Material | STEEL COMP 1065 OR STEEL COMP 1075 OR STEEL COMP 1085 OR STEEL COMP 1095 |
| 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 |
|---|---|
| 12296766-2 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12296766-2 | Goriziane Group Spa (ITA) |
| Reference | Meaning |
|---|---|
| 10086411 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 12296766 | D/9 Drawing number reference only U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 5325-01-102-3533 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-102-3533 has 2 manufacturer part numbers on file: 12296766-2 (U S Army Tank Automotive Command Amsta-Im-Mm), 12296766-2 (Goriziane Group Spa).
1 possible match (shared part number, not a government interchangeability claim): 5325-01-289-6629. Verify interchangeability with system specifications before substitution.
Key specifications for 12296766-2: Material Hardness Rating: 60.4 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM; Usage Design: INTERNAL; Surface Treatment Document and Classification: QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE; Material Document and Classification: MIL-S-46049 MIL SPEC SINGLE MATERIAL RESPONSE. 12 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.