The Ring,retaining, cataloged under National Stock Number 5325-01-121-8403, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Tescom Corp Dba Tescom Div Tescom. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-121-8403 |
| Primary Part Number | 1045 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Tescom Corp Dba Tescom Div Tescom |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| End Style | VERTEX CENTER OR ABOVE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Outside Diameter | 1.709 INCHES MINIMUM AND 1.769 INCHES MAXIMUM IN |
| Major Thickness | 0.059 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | INTERNAL |
| Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 1045 PRIMARY | Tescom Corp Dba Tescom Div Tescom (USA) |
NSN 5325-01-121-8403 is a Ring,retaining, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-121-8403 has 1 manufacturer part number on file: 1045 (Tescom Corp Dba Tescom Div Tescom).
Key specifications for 1045: Usage Design: INTERNAL; End Style: VERTEX CENTER OR ABOVE; Cross-Sectional Shape Style: RECTANGULAR; Outside Diameter: 1.709 INCHES MINIMUM AND 1.769 INCHES MAXIMUM IN. 8 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.