The Fan,ventilating, cataloged under National Stock Number 4140-01-625-4654, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. 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 | 4140-01-625-4654 |
| Primary Part Number | FCU-H3.1.75KW-LH-LVR |
| Item Name | Fan,ventilating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| Status | ACTIVE |
| Specification/standard Data | 81349-MIL-A-24776 GOVERNMENT SPECIFICATION |
| 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 |
|---|---|
| FCU-H3.1.75KW-LH-LVR PRIMARY | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| 1743-CD-01 ITEM K12 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
NSN 4140-01-625-4654 is a Fan,ventilating, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-625-4654 has 2 manufacturer part numbers on file: FCU-H3.1.75KW-LH-LVR (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), 1743-CD-01 ITEM K12 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
Key specifications for FCU-H3.1.75KW-LH-LVR: Specification/standard Data: 81349-MIL-A-24776 GOVERNMENT SPECIFICATION; Special Features: FCU H3 1.75 KW LH LVR;LVR IS LOW VOLTAGE RELEASE;VENTALATION; Part Name Assigned by Controlling Agency: FAN/COIL UNIT; End Item Identification: FAN/COIL UNIT. 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.