The Ring,retaining, cataloged under National Stock Number 5325-01-445-0408, 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 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-445-0408 |
| Primary Part Number | 12420086-002 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Usage Design | EXTERNAL |
| Cross-Sectional Shape Style | ROUNDED CORNERS |
| Outside Diameter | 12.5 MILLIMETERS NOMINAL MM |
| Major Thickness | 4.3 MILLIMETERS NOMINAL MM |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SINGLE LEG OFFSET |
| Material | STEEL |
| 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 |
|---|---|
| 12420086-002 | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 12420086-002 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 12420086-002 | Amz Alabama Inc. (USA) |
NSN 5325-01-445-0408 is a Ring,retaining, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-445-0408 has 3 manufacturer part numbers on file: 12420086-002 (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 12420086-002 (U S Army Tank Automotive Command Amsta-Im-Mm), 12420086-002 (Amz Alabama Inc.).
Key specifications for 12420086-002: Usage Design: EXTERNAL; Cross-Sectional Shape Style: ROUNDED CORNERS; Outside Diameter: 12.5 MILLIMETERS NOMINAL MM; Major Thickness: 4.3 MILLIMETERS NOMINAL MM. 7 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.