The Wear Ring,casing Co, cataloged under National Stock Number 4320-01-491-5085, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-491-5085 |
| Item Name | Wear Ring,casing Co |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL GUN METAL ASTM-B-584 ALC90300 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 16575-7-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4320-01-491-5085 is a Wear Ring,casing Co, classified under FSC 4320, Power and Hand Pumps. Status: active.
Key specifications for 4320-01-491-5085: General Characteristics Item Description: MATERIAL GUN METAL ASTM-B-584 ALC90300; Special Features: ITEM IS A WEAR RING, CASING COVER; End Item Identification: 4320-01-305-9837 PUMP UNIT, CENTRIFUGAL P/N 058 CCRE/NG15431 ONBOARD 378 FT FRAM WHEC COAST GUARD VESSELS FT. 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.