The Spacer Shaft Seal, cataloged under National Stock Number 4320-00-710-4334, 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. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-710-4334 |
| Primary Part Number | C8-2125-13 |
| Item Name | Spacer Shaft Seal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | John Crane, Inc |
| Status | ACTIVE |
| General Characteristics Item Description | 3.234 IN. OD,1.132 IN. THK,2.395 IN. ID IN |
| 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 |
|---|---|
| C8-2125-13 PRIMARY | John Crane, Inc (USA) |
| D11346-2-3 | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| D11346-2-3 | 5/9 Secondary reference U.S. Government activity |
| D11346-2-3 | 5/2 Secondary reference U.S. Government activity |
NSN 4320-00-710-4334 is a Spacer Shaft Seal, manufactured by John Crane, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-710-4334 has 2 manufacturer part numbers on file: C8-2125-13 (John Crane, Inc), D11346-2-3 (John Crane, Inc).
Key specifications for C8-2125-13: General Characteristics Item Description: 3.234 IN. OD,1.132 IN. THK,2.395 IN. ID IN. 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.