The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-260-5977, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Defense Maritime Solutions, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-260-5977 |
| Primary Part Number | CFSP-72369 SZ 1.750 XP66M08M |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Defense Maritime Solutions, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | CONSISTS OF 1-SEAT; 1-O RING; 1-WASHER; 1-DIAPHRAGM; 1-RETAINER; 1-DRIVE RING; 1-SPRING; 1-SPRING HOLDER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| CFSP-72369 SZ 1.750 XP66M08M PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| B22292 | John Crane, Inc (USA) |
| Reference | Meaning |
|---|---|
| CF-SP-72369-1.75IN | 5/9 Secondary reference John Crane, Inc |
| CFSP-72369 | 5/9 Secondary reference Wartsila Lips Inc |
| CFSP-72369 SZ 1.750 XP66M08M | 5/9 Secondary reference Wartsila Lips Inc |
NSN 4320-01-260-5977 is a Seal Assembly,shaft,spring Loade, manufactured by Defense Maritime Solutions, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-260-5977 has 2 manufacturer part numbers on file: CFSP-72369 SZ 1.750 XP66M08M (Defense Maritime Solutions, Inc.), B22292 (John Crane, Inc).
Key specifications for CFSP-72369 SZ 1.750 XP66M08M: General Characteristics Item Description: CONSISTS OF 1-SEAT; 1-O RING; 1-WASHER; 1-DIAPHRAGM; 1-RETAINER; 1-DRIVE RING; 1-SPRING; 1-SPRING HOLDER. 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.
NSN 4320-01-260-5977 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.