The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-118-5280, 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.. The record lists 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Fairbanks Morse, Llc (CAGE 7PZX0); Defense Maritime Solutions, Inc. (CAGE 0EYA6); Advanced Seal Technology Inc (CAGE 1ED54); John Crane, Inc (CAGE 71724) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-118-5280 |
| Primary Part Number | B64864 |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Defense Maritime Solutions, 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 |
|---|---|
| HSP-1148-1 | Fairbanks Morse, Llc (USA) |
| HSP-11481-1 | Defense Maritime Solutions, Inc. (USA) |
| B64864 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| CPS-2000-5 PRIMARY | Advanced Seal Technology Inc (USA) |
| 2250037 | Fairbanks Morse, Llc (USA) |
| HSP-1148-1 PRIMARY | Defense Maritime Solutions, Inc. (USA) |
| HSP-11481-1 | John Crane, Inc (USA) |
| HSP-11481-1,TYPE 1,SIZE 2 INCH | Defense Maritime Solutions, Inc. (USA) |
| B64864 PRIMARY | Fairbanks Morse, Llc (USA) |
| Reference | Meaning |
|---|---|
| HSP-1148-1 | 5/9 Secondary reference Wartsila Lips Inc |
| 2250037 | 5/9 Secondary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
NSN 4320-01-118-5280 is a Seal Assembly,shaft,spring Loade, manufactured by Defense Maritime Solutions, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-118-5280 has 9 manufacturer part numbers on file: HSP-1148-1 (Fairbanks Morse, Llc), HSP-11481-1 (Defense Maritime Solutions, Inc.), B64864 (Defense Maritime Solutions, Inc.), CPS-2000-5 (Advanced Seal Technology Inc), 2250037 (Fairbanks Morse, Llc) and 4 more.
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.