The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-00-710-4527, 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 Philips Industries Inc Lau Div Bayley/propellair Group. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-00-710-4527 |
| Primary Part Number | 772370-03 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Philips Industries Inc Lau Div Bayley/propellair Group |
| Status | ACTIVE |
| Style Designator | STRAIGHT RADIAL W/ BACK PLATE |
| Attachment Method | KEYWAY AND SETSCREW |
| Diameter | 12.000 INCHES NOMINAL IN |
| Blade Quantity | 6 |
| Material | STEEL BLADE |
| 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 |
|---|---|
| 772370-03 PRIMARY | Philips Industries Inc Lau Div Bayley/propellair Group (USA) |
| Reference | Meaning |
|---|---|
| 823413 | 5/9 Secondary reference L3 Aviation Products, Inc. Dba L3 Technologies |
NSN 4140-00-710-4527 is a Impeller,fan,centrifugal, manufactured by Philips Industries Inc Lau Div Bayley/propellair Group, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-00-710-4527 has 1 manufacturer part number on file: 772370-03 (Philips Industries Inc Lau Div Bayley/propellair Group).
1 possible match (shared part number, not a government interchangeability claim): 6625-01-332-0404. Verify interchangeability with system specifications before substitution.
Key specifications for 772370-03: Style Designator: STRAIGHT RADIAL W/ BACK PLATE; Attachment Method: KEYWAY AND SETSCREW; Diameter: 12.000 INCHES NOMINAL IN; Blade Quantity: 6. 5 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.