The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-01-337-0036, 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 Louis Allis Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-337-0036 |
| Primary Part Number | 03X00342-0111 |
| Item Name | Impeller,fan,centrifugal |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Louis Allis Llc |
| Status | ACTIVE |
| Style Designator | STRAIGHT RADIAL W/ BACK PLATE |
| Attachment Method | KEYWAY |
| Blade Quantity | 16 |
| Material | ALUMINUM ALLOY OVERALL |
| 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 |
|---|---|
| 03X00342-0111 PRIMARY | Louis Allis Llc (USA) |
| Reference | Meaning |
|---|---|
| 15A00105-0000 ITEM 16 | 5/9 Secondary reference Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies |
| 03X00342-0111 | 5/9 Secondary reference Louis Allis Co the This Company Has Gone Bankrupt and Has Been Purchased by 3 Companies |
| 03X00342-0111 | 5/9 Secondary reference Louis Allis |
NSN 4140-01-337-0036 is a Impeller,fan,centrifugal, manufactured by Louis Allis Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-337-0036 has 1 manufacturer part number on file: 03X00342-0111 (Louis Allis Llc).
Key specifications for 03X00342-0111: Style Designator: STRAIGHT RADIAL W/ BACK PLATE; Attachment Method: KEYWAY; Blade Quantity: 16; Material: ALUMINUM ALLOY OVERALL. 4 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.