The Ring,retaining, cataloged under National Stock Number 5325-00-070-0385, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Div Huck Products Division. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-00-070-0385 |
| Primary Part Number | DB3021-0 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Material Diameter | 0.020 INCHES NOMINAL IN |
| Material Document and Classification | ELGILOY 08524 MFR REF SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.340 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN |
| Inside Diameter | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | CLOVER |
| Surface Treatment | PASSIVATE |
| Material | COBALT ALLOY |
| 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 |
|---|---|
| DB3021-0 PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| DB3021-0 | 3/9 Design control — primary reference U.S. Government activity |
| DB3021-0 | C/1 Advisory reference — outside the item-of-supply concept Deutsch Co the |
NSN 5325-00-070-0385 is a Ring,retaining, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-070-0385 has 1 manufacturer part number on file: DB3021-0 (Huck International, Inc. Div Huck Products Division).
Key specifications for DB3021-0: Usage Design: EXTERNAL; Material Diameter: 0.020 INCHES NOMINAL IN; Material Document and Classification: ELGILOY 08524 MFR REF SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: ROUND. 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.