The Clamp,ring, cataloged under National Stock Number 4320-01-440-7071, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is John Crane, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Clamp,ring |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | John Crane, Inc (CAGE 71724) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-440-7071 |
| Primary Part Number | C37-2500-003-0550 |
| Item Name | Clamp,ring |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | John Crane, Inc |
| 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 |
|---|---|
| C37-2500-003-0550 PRIMARY | John Crane, Inc (USA) |
| NSP-00195 PIECE 6 | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| NSP-00195 | D/9 Drawing number reference only John Crane, Inc |
NSN 4320-01-440-7071 is a Clamp,ring, manufactured by John Crane, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-440-7071 has 2 manufacturer part numbers on file: C37-2500-003-0550 (John Crane, Inc), NSP-00195 PIECE 6 (John Crane, Inc).
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.