The Guard,fan Impeller, cataloged under National Stock Number 4140-01-367-0791, 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 Global Associates Ltd Signal Processing Systems. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-367-0791 |
| Primary Part Number | 28056403 |
| Item Name | Guard,fan Impeller |
| FSC / FSG | 4140 / 41 — No Item Name Available |
| Manufacturer | Global Associates Ltd Signal Processing Systems |
| Status | ACTIVE |
| Surface Treatment | CHROMATE |
| Overall Diameter | 4.500 INCHES NOMINAL IN |
| Mounting Method | HOLE |
| Shape | ROUND |
| Body Material | STEEL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 28056403 | Global Associates Ltd Signal Processing Systems (USA) |
| 26-0000028 | Schroff Inc (USA) |
| 32041 | Nidec-Torin Corp (USA) |
NSN 4140-01-367-0791 is a Guard,fan Impeller, manufactured by Global Associates Ltd Signal Processing Systems, classified under FSC 4140 (No Item Name Available). Status: active.
NSN 4140-01-367-0791 has 3 cross-referenced part numbers: 28056403 (Global Associates Ltd Signal Processing Systems), 26-0000028 (Schroff Inc), 32041 (Nidec-Torin Corp).
There are 7 known substitutes for 4140-01-367-0791: 5930-00-014-5837, 2915-00-142-1600, 5950-00-329-6763 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 28056403: Surface Treatment: CHROMATE; Overall Diameter: 4.500 INCHES NOMINAL IN; Mounting Method: HOLE; Shape: ROUND. 5 total characteristics are documented in the Federal Logistics Information System.