The Ring,retaining, cataloged under National Stock Number 5325-01-593-6831, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Boeing Defence Australia Ltd. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-593-6831 |
| Primary Part Number | BACR12BU17SN |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Boeing Defence Australia Ltd |
| Status | ACTIVE |
| Material Document and Classification | AISI 1045 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 1.375 INCHES NOMINAL IN |
| Major Thickness | 0.142 INCHES NOMINAL IN |
| Ring Style | SPLIT |
| Surface Treatment | CADMIUM |
| Material | STEEL COMP 1045 |
| 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 |
|---|---|
| BACR12BU17SN | Boeing Defence Australia Ltd (AUS) |
| Reference | Meaning |
|---|---|
| BACR12BU17SN | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-01-593-6831 is a Ring,retaining, manufactured by Boeing Defence Australia Ltd, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-593-6831 has 1 manufacturer part number on file: BACR12BU17SN (Boeing Defence Australia Ltd).
Key specifications for BACR12BU17SN: Material Document and Classification: AISI 1045 ASSN STD SINGLE MATERIAL RESPONSE; Outside Diameter: 1.375 INCHES NOMINAL IN; Major Thickness: 0.142 INCHES NOMINAL IN; Ring Style: SPLIT. 6 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.