The Fan,centrifugal, cataloged under National Stock Number 4140-01-666-3740, 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 Pentair Technical Products Dba Mclean Thermal Div Hoffman Enclosures Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-666-3740 |
| Primary Part Number | SF0524413 |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Pentair Technical Products Dba Mclean Thermal Div Hoffman Enclosures Inc |
| Status | ACTIVE |
| Length | 148.0 MILLIMETERS NOMINAL MM |
| Height | 148.0 MILLIMETERS NOMINAL MM |
| Width | 64.0 MILLIMETERS NOMINAL MM |
| Air Flow Rate | 39.0 CUBIC FEET PER MINUTE MINIMUM AND 66.0 CUBIC FEET PER MINUTE MAXIMUM |
| 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 |
|---|---|
| SF0524413 PRIMARY | Pentair Technical Products Dba Mclean Thermal Div Hoffman Enclosures Inc (USA) |
NSN 4140-01-666-3740 is a Fan,centrifugal, manufactured by Pentair Technical Products Dba Mclean Thermal Div Hoffman Enclosures Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-666-3740 has 1 manufacturer part number on file: SF0524413 (Pentair Technical Products Dba Mclean Thermal Div Hoffman Enclosures Inc).
Key specifications for SF0524413: Length: 148.0 MILLIMETERS NOMINAL MM; Height: 148.0 MILLIMETERS NOMINAL MM; Special Features: TYPE 12/IP54 FILTER FAN RAL 9011 BLACK; CATALOG NUMBER SF0524413; (SF SIDE-MOUNT FILTER FAN).; Width: 64.0 MILLIMETERS NOMINAL MM. 4 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.
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.