The Fan,circulating, cataloged under National Stock Number 4140-01-608-5199, 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 Nmb Technologies Corporation. Government technical data includes 14 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-608-5199 |
| Primary Part Number | 5915PC-12T-B20 |
| Item Name | Fan,circulating |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Nmb Technologies Corporation |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 2 FLANGE |
| Shaft Bearing Type | BALL |
| Inclosure Type | GUARDED |
| Length | 38.0 MILLIMETERS NOMINAL MM |
| Flow Direction | INWARD |
| Housing Inside Diameter | 146.0 MILLIMETERS NOMINAL MM |
| Drive Type | DIRECT |
| Style Designator | FIXED |
| Ambient Temp at Full Rated Power | -10.0 CELSIUS AND 70.0 CELSIUS DEGC |
| Operating Speed at Rated Capacity in RPM | 2600.0 |
| Material | ALUMINUM HOUSING |
| Material | GLASS FIBER BLADE |
| Rotation Direction for Which Designed | COUNTERCLOCKWISE |
| Air Flow Rate | 141.2 CUBIC FEET PER MINUTE MINIMUM AND 166.0 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 |
|---|---|
| 5915PC-12T-B20 | Nmb Technologies Corporation (USA) |
| Reference | Meaning |
|---|---|
| 2424802-D-G14-33 ITEM 29 | 5/2 Secondary reference U.S. Government activity |
| W2T431446 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-608-5199 is a Fan,circulating, manufactured by Nmb Technologies Corporation, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-608-5199 has 1 manufacturer part number on file: 5915PC-12T-B20 (Nmb Technologies Corporation).
Key specifications for 5915PC-12T-B20: Mounting Facility Type and Quantity: 2 FLANGE; Shaft Bearing Type: BALL; Inclosure Type: GUARDED; Length: 38.0 MILLIMETERS NOMINAL MM. 14 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.