The Ring,wearing, cataloged under National Stock Number 4320-01-617-4338, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-617-4338 |
| Primary Part Number | 0654C0739C036A |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Naval Solutions Llc Dba Warren Pumps |
| Status | ACTIVE |
| Material | COPPER ALLOY 922 |
| 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 |
|---|---|
| PL-999F0933 FIND NO 31 | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| 0654C0739C036A PRIMARY | Circor Naval Solutions Llc Dba Warren Pumps (USA) |
| Reference | Meaning |
|---|---|
| 654C0739 | D/9 Drawing number reference only Circor Naval Solutions Llc Dba Warren Pumps |
NSN 4320-01-617-4338 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-617-4338 has 2 manufacturer part numbers on file: PL-999F0933 FIND NO 31 (Circor Naval Solutions Llc Dba Warren Pumps), 0654C0739C036A (Circor Naval Solutions Llc Dba Warren Pumps).
Key specifications for 0654C0739C036A: Special Features: HAZARDOUS MATERIAL REVIEW HAS BEEN PERFORMED PER STR-700 FOR RECYCLING/DISPOSAL PUPOSES,HAZARDOUS MATERIAL HAS BEEN IDENTIFIED; Part Name Assigned by Controlling Agency: RING,CASE,FRONT (UNDERSIZED); Material: COPPER ALLOY 922. 1 specification is 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.