The Heat Exchanger,fluid to Air, cataloged under National Stock Number 4420-01-723-0875, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Coffin Turbo Pump 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-723-0875 |
| Primary Part Number | 22274 |
| Item Name | Heat Exchanger,fluid to Air |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Coffin Turbo Pump Inc |
| Status | ACTIVE |
| Type/model Designation | DE/PUMP |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4420-01-723-0875 is a Heat Exchanger,fluid to Air, manufactured by Coffin Turbo Pump Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-723-0875 has 2 manufacturer part numbers on file: 22274 (Coffin Turbo Pump Inc), SKB-2663 (Coffin Turbo Pump Inc).
Key specifications for 22274: Overall Height: 7.75 INCHES NOMINAL IN; Overall Length: 10.0 INCHES NOMINAL IN; Overall Width: 14.0 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: HEAT EXCHANGER FOR SEAL FLUSH. 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.