The Ring,retaining, cataloged under National Stock Number 5325-01-567-9503, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Agilent Technologies, Inc.. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5325-01-567-9503 |
| Primary Part Number | KC25AB |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Agilent Technologies, Inc. |
| Status | ACTIVE |
| Material Hardness Rating | 52.0 ROCKWELL C MAXIMUM |
| Usage Design | INTERNAL |
| Material Document and Classification | FED STD 66, COMP 1066 FED STD SINGLE MATERIAL RESPONSE |
| Casehardening Indicator | NOT CASEHARDENED |
| Ring Style | E |
| Material | STEEL COMP 1566 |
| 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 |
|---|---|
| KC25AB PRIMARY | Agilent Technologies, Inc. (USA) |
NSN 5325-01-567-9503 is a Ring,retaining, manufactured by Agilent Technologies, Inc., classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-567-9503 has 1 manufacturer part number on file: KC25AB (Agilent Technologies, Inc.).
Key specifications for KC25AB: Material Hardness Rating: 52.0 ROCKWELL C MAXIMUM; Usage Design: INTERNAL; Material Document and Classification: FED STD 66, COMP 1066 FED STD SINGLE MATERIAL RESPONSE; Casehardening Indicator: NOT CASEHARDENED. 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.