The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-200-8651, 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 Hess Manufacturing Inc Div Blast-It-All. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-200-8651 |
| Primary Part Number | B12011-4 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Hess Manufacturing Inc Div Blast-It-All |
| Status | ACTIVE |
| Blade Quantity | 5 |
| 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 |
|---|---|
| B12011-4 PRIMARY | Hess Manufacturing Inc Div Blast-It-All (USA) |
NSN 4140-01-200-8651 is a Impeller,fan,centrifugal, manufactured by Hess Manufacturing Inc Div Blast-It-All, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-200-8651 has 1 manufacturer part number on file: B12011-4 (Hess Manufacturing Inc Div Blast-It-All).
Key specifications for B12011-4: Blade Quantity: 5; End Item Identification: 4940000999208. 1 specification is 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.