The Pump Accumulato Assy, cataloged under National Stock Number 2090-01-640-7937, is classified within Federal Supply Class 2090 (Miscellaneous Ship and Marine Equipment) of the Ship and Marine Equipment group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2090-01-640-7937 |
| Primary Part Number | 3350-AS-167-2 |
| Item Name | Pump Accumulato Assy |
| FSC / FSG | 2090 / 20 — Miscellaneous Ship and Marine Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| 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 |
|---|---|
| 3350-AS-167-2 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 3350-AS-167-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2090-01-640-7937 is a Pump Accumulato Assy, manufactured by Naval Sea Systems Command, classified under FSC 2090, Miscellaneous Ship and Marine Equipment. Status: active.
NSN 2090-01-640-7937 has 1 manufacturer part number on file: 3350-AS-167-2 (Naval Sea Systems Command).
Key specifications for 3350-AS-167-2: Special Features: COMPRISED OF A PUMP,ACCUMULATOR,FILTER,AND INPUT OUTPUT HOSES TERMINATEDWITH QUICK DISCONNECTS;THE PUMP ACCUMULATOR ASSEMBLY,IN CONJUCTION WITH THE TOWED BODY HEAT EXCHANGER SUDSYSTEM,PROVIDED COOLING FOR THE POWER AND PROCESSOR MODULE NESTS IN THE AN/AQS-20 TOWED BODY.THE PUMP ACCUMULATOR ASSEMBLY PERFORMS FILITRATION AND CIRCULATION FUNCTIONS. 0 specifications are 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 2090-01-640-7937 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.