The Fan,centrifugal, cataloged under National Stock Number 4140-01-374-0797, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Bud Industries Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-374-0797 |
| Primary Part Number | B-27-A |
| Item Name | Fan,centrifugal |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Bud Industries Inc |
| Status | ACTIVE |
| Drive Type | DIRECT |
| Air Flow Rate | 550.0 CUBIC FEET PER MINUTE NOMINAL |
| Speed Adjustments | TWO SPEED |
| Prime Mover Power Rating | 550.0 WATTS |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Prime Mover Type | ELECTRIC MOTOR |
| Voltage in Volts and Current Type | 115.0 AC |
| Inclosure Type | FULLY INCLOSED |
| Operating Speed at Rated Capacity in RPM | 1350.0 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6303440-001 | Naval Sea Systems Command (USA) |
| B-27-A PRIMARY | Bud Industries Inc (USA) |
NSN 4140-01-374-0797 is a Fan,centrifugal, manufactured by Bud Industries Inc, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-374-0797 has 2 cross-referenced part numbers: 6303440-001 (Naval Sea Systems Command), B-27-A (Bud Industries Inc).
There are 3 known substitutes for 4140-01-374-0797: 6210-00-152-2808, 6210-00-411-4226, 6210-00-752-2143. Verify interchangeability with system specifications before substitution.
Key specifications for B-27-A: Drive Type: DIRECT; Air Flow Rate: 550.0 CUBIC FEET PER MINUTE NOMINAL; Speed Adjustments: TWO SPEED; Prime Mover Power Rating: 550.0 WATTS. 9 total characteristics are documented in the Federal Logistics Information System.