The Ring,retaining, cataloged under National Stock Number 5325-01-339-4700, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-339-4700 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Material Document and Classification | ASTM A682, GRADE 1064 ASSN STD 1ST MATERIAL RESPONSE AND ASTM A682, GRADE 1095 ASSN STD 2ND MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Specification/standard Data | 96906-MS16624-2550 GOVERNMENT STANDARD |
| Major Thickness | 0.121 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| Inside Diameter | 5.122 INCHES MINIMUM AND 5.182 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | EXTERNAL |
| Surface Treatment | ZINC AND CHROMATE |
| Material | STEEL COMP 1064 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 |
| Reference | Meaning |
|---|---|
| MIL-DTL-21248 | 4/1 Identification reference U.S. Government activity |
| MS16624-2550 | 2/2 Government specification standardization U.S. Government activity |
NSN 5325-01-339-4700 is a Ring,retaining, classified under FSC 5325, Fastening Devices. Status: active.
Key specifications for 5325-01-339-4700: Usage Design: INTERNAL; Material Document and Classification: ASTM A682, GRADE 1064 ASSN STD 1ST MATERIAL RESPONSE AND ASTM A682, GRADE 1095 ASSN STD 2ND MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUNDED CORNERS; Specification/standard Data: 96906-MS16624-2550 GOVERNMENT STANDARD. 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.