The Ring,retaining, cataloged under National Stock Number 5325-01-373-6822, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Div Voi-Shan Products. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-373-6822 |
| Primary Part Number | CA17201 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Howmet Global Fastening Systems Inc. Div Voi-Shan Products |
| Status | ACTIVE |
| Usage Design | INTERNAL |
| Material Document and Classification | MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE |
| Cross-Sectional Shape Style | RECTANGULAR |
| Major Thickness | 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN |
| Inside Diameter | 0.290 INCHES NOMINAL IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | SPECIAL |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 631 |
| 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 |
|---|---|
| CA17201 | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| CA17201 PRIMARY | Howmet Global Fastening Systems Inc. Div Voi-Shan Products (USA) |
| Reference | Meaning |
|---|---|
| MT161RRC6 | 5/2 Secondary reference U.S. Government activity |
| 3M1250RRC6 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| 3M1250 | 3/1 Design control — primary reference The Boeing Company Div Defense |
NSN 5325-01-373-6822 is a Ring,retaining, manufactured by Howmet Global Fastening Systems Inc. Div Voi-Shan Products, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-373-6822 has 2 manufacturer part numbers on file: CA17201 (Howmet Global Fastening Systems Inc. Div Tridair Products), CA17201 (Howmet Global Fastening Systems Inc. Div Voi-Shan Products).
Key specifications for CA17201: Usage Design: INTERNAL; Material Document and Classification: MIL-S-25043 MIL SPEC SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR; Major Thickness: 0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN. 9 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.