The Ring,wearing, cataloged under National Stock Number 4320-01-560-0185, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Carver Pump Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-560-0185 |
| Primary Part Number | US7-NGH-A01-304 |
| Item Name | Ring,wearing |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Carver Pump Company |
| 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 |
|---|---|
| US7-NGH-A01-304 PRIMARY | Carver Pump Company (USA) |
| Reference | Meaning |
|---|---|
| 007-NGH-A01-304 | 3/9 Design control — primary reference Carver Pump Company |
| N-999-64GG-A-002 ITEM 35 | 5/9 Secondary reference Carver Pump Company |
| B-US7-NGH-A01-304 | 5/9 Secondary reference Carver Pump Company |
NSN 4320-01-560-0185 is a Ring,wearing, manufactured by Carver Pump Company, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-560-0185 has 1 manufacturer part number on file: US7-NGH-A01-304 (Carver Pump Company).
Key specifications for US7-NGH-A01-304: Special Features: MATERIAL NI-CU ALLOY; MATERIAL SPEC: MIL-C-24723; INSIDE DIAMETER OF WEAR RING IS .020 UNDERSIZE WHEN FURNISHED AS A REPAIR PART AND IS DESIGNATED AS B-US7-NGH-A01-304; End Item Identification: NHA 10 X 8 10NC-2 PUMP. 0 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.