The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-696-7708, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-696-7708 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| Mounting Hole Quantity | 1 |
| Style Designator | CURVED RADIAL W/ BACK PLATE |
| Attachment Method | BOLT HOLE |
| Material Document and Classification | 316 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE |
| Diameter | 4.25 INCHES NOMINAL IN |
| Blade Shape | FORWARD CURVE |
| Blade Quantity | 6 |
| Height | 0.12 INCHES NOMINAL IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| Rotation Direction for Which Designed | CLOCKWISE |
| Prime Mover Drive Shaft Bearing Type | SLEEVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SP150 P.DWG KEY B | D/9 Drawing number reference only Price Pump Manufacturing Company Div Price Pump |
| 3272-425E | 3/9 Design control — primary reference Price Pump Manufacturing Company Div Price Pump |
NSN 4140-01-696-7708 is a Impeller,fan,centrifugal, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
Key specifications for 4140-01-696-7708: Mounting Hole Quantity: 1; Style Designator: CURVED RADIAL W/ BACK PLATE; Attachment Method: BOLT HOLE; Material Document and Classification: 316 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE. 11 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.