The Guard,fan Impeller, cataloged under National Stock Number 4140-01-362-5292, 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 The Entwistle Company Llc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4140-01-362-5292 |
| Primary Part Number | RS-2174GU |
| Item Name | Guard,fan Impeller |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Overall Diameter | 19.250 INCHES NOMINAL IN |
| Mounting Method | HOLE |
| Shape | ROUND |
| 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 |
|---|---|
| JBR 9U9 10011 | John Boyd Enterprises Inc Dba J B Enterprises Div Jb Radiator Specialties, Inc (USA) |
| RS-2174GU PRIMARY | The Entwistle Company Llc (USA) |
| Reference | Meaning |
|---|---|
| RS-2174GU | 5/9 Secondary reference John Boyd Enterprises Inc Dba J B Enterprises Div Jb Radiator Specialties, Inc |
| GUA FAN 10011 | 5/9 Secondary reference The Entwistle Company Llc |
| 2174GU | 5/9 Secondary reference John Boyd Enterprises Inc Dba J B Enterprises Div Jb Radiator Specialties, Inc |
NSN 4140-01-362-5292 is a Guard,fan Impeller, manufactured by The Entwistle Company Llc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-362-5292 has 2 manufacturer part numbers on file: JBR 9U9 10011 (John Boyd Enterprises Inc Dba J B Enterprises Div Jb Radiator Specialties, Inc), RS-2174GU (The Entwistle Company Llc).
Key specifications for RS-2174GU: Overall Diameter: 19.250 INCHES NOMINAL IN; Mounting Method: HOLE; Shape: ROUND; End Item Identification: ROUGH TERRAIN FORKLIFT, 4000 LB LBS. 3 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.