The Ring,retaining, cataloged under National Stock Number 5325-01-528-6164, is classified within Federal Supply Class 5325 (Fastening Devices) of the Hardware and Abrasives group. The manufacturer of record is Flowserve Us Company Div Flow Control Division. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5325-01-528-6164 |
| Primary Part Number | 001047.150.000 |
| Item Name | Ring,retaining |
| FSC / FSG | 5325 / 53 — Fastening Devices |
| Manufacturer | Flowserve Us Company Div Flow Control Division |
| Status | ACTIVE |
| Material Document and Classification | FED STD 66, COMP 316 FED STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 2.250 INCHES NOMINAL IN |
| Inside Diameter | 1.750 INCHES NOMINAL IN |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| 001047.150.000 PRIMARY | Flowserve Us Company Div Flow Control Division (USA) |
| Reference | Meaning |
|---|---|
| 179921.001 ITEM NO. 12 | C/1 Advisory reference — outside the item-of-supply concept Flowserve Us Company Div Flow Control Division |
NSN 5325-01-528-6164 is a Ring,retaining, manufactured by Flowserve Us Company Div Flow Control Division, classified under FSC 5325, Fastening Devices. Status: active.
NSN 5325-01-528-6164 has 1 manufacturer part number on file: 001047.150.000 (Flowserve Us Company Div Flow Control Division).
Key specifications for 001047.150.000: Material Document and Classification: FED STD 66, COMP 316 FED STD SINGLE MATERIAL RESPONSE; Outside Diameter: 2.250 INCHES NOMINAL IN; Inside Diameter: 1.750 INCHES NOMINAL IN; Material: STEEL COMP 316. 4 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.