The Ring,retaining, cataloged under National Stock Number 5325-00-200-2563, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Aviation Spares and Repairs Ltd. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Ring,retaining |
| FSC / FSG | 5325 — Fastening Devices (FSG 53) |
| Manufacturers | Aviation Spares and Repairs Ltd (CAGE KCV81); Honeywell International Inc. Div Aerospace - Torrance (CAGE 70210); Smalley Steel Ring Co. (CAGE 51814) |
| Parameter | Value |
|---|---|
| NSN | 5325-00-200-2563 |
| Primary Part Number | RR100 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Aviation Spares and Repairs Ltd |
| Status | ACTIVE |
| 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 |
|---|---|
| RR100 | Aviation Spares and Repairs Ltd (GBR) |
| 626-001-9063 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| WH-100 | Smalley Steel Ring Co. (USA) |
| Reference | Meaning |
|---|---|
| RR100 | 3/2 Design control — primary reference U.S. Government activity |
| 3415-100P | 3/2 Design control — primary reference U.S. Government activity |
NSN 5325-00-200-2563 is a Ring,retaining, manufactured by Aviation Spares and Repairs Ltd, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-00-200-2563 has 3 manufacturer part numbers on file: RR100 (Aviation Spares and Repairs Ltd), 626-001-9063 (Honeywell International Inc. Div Aerospace - Torrance), WH-100 (Smalley Steel Ring Co.).
2 possible matches (shared part number, not a government interchangeability claim): 5930-01-079-9022, 6670-01-506-9428. Verify interchangeability with system specifications before substitution.
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.