The Ring,retaining, cataloged under National Stock Number 5325-01-169-0790, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-169-0790 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 1, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE |
| Strength Rating | ERR-060 |
| Material Document and Classification | SAE 1070 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1072 ASSN STD 2ND MATERIAL RESPONSE OR SAE 1074 ASSN STD 3RD MATERIAL RESPONSE OR SAE 1075 ASSN STD 4TH MATERIAL RESPONSE OR SAE 1078 ASSN STD 5TH MATERIAL RESPONSE OR SAE 1080 ASSN STD 6TH MATERIAL RESPONSE OR SAE 1084 ASSN STD 7TH MATERIAL RESPONSE OR SAE 1085 ASSN STD 8TH MATERIAL RESPONSE OR SAE 1086 ASSN STD 9TH MATERIAL RESPONSE OR SAE 1090 ASSN STD 10TH MATERIAL RESPONSE |
| Cross-Sectional Shape Style | DOUBLE OVAL |
| Outside Diameter | 2.929 INCHES MINIMUM AND 2.954 INCHES MAXIMUM IN |
| Major Thickness | 0.046 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN |
| Inside Diameter | 2.613 INCHES MINIMUM AND 2.638 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL FLAT |
| Surface Treatment | CADMIUM |
| Material | STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090 |
| 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 |
|---|---|
| M2742630167B | 2/2 Government specification standardization U.S. Government activity |
| MIL-DTL-27426 | 4/1 Identification reference U.S. Government activity |
| RR-281-C0 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5325-01-169-0790 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-169-0790: Usage Design: INTERNAL; Surface Treatment Document and Classification: QQ-P-416, TYPE 1, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE; Strength Rating: ERR-060; Material Document and Classification: SAE 1070 ASSN STD 1ST MATERIAL RESPONSE OR SAE 1072 ASSN STD 2ND MATERIAL RESPONSE OR SAE 1074 ASSN STD 3RD MATERIAL RESPONSE OR SAE 1075 ASSN STD 4TH MATERIAL RESPONSE OR SAE 1078 ASSN STD 5TH MATERIAL RESPONSE OR SAE 1080 ASSN STD 6TH MATERIAL RESPONSE OR SAE 1084 ASSN STD 7TH MATERIAL RESPONSE OR SAE 1085 ASSN STD 8TH MATERIAL RESPONSE OR SAE 1086 ASSN STD 9TH MATERIAL RESPONSE OR SAE 1090 ASSN STD 10TH 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.