The Guard,fan Impeller, cataloged under National Stock Number 4140-01-308-1964, 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 Regal-Beloit Corporation Dba Fasco Group Div Cassville Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4140-01-308-1964 |
| Primary Part Number | 32043 |
| Item Name | Guard,fan Impeller |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Manufacturer | Regal-Beloit Corporation Dba Fasco Group Div Cassville Division |
| Status | ACTIVE |
| 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 |
|---|---|
| 32043 PRIMARY | Regal-Beloit Corporation Dba Fasco Group Div Cassville Division (USA) |
NSN 4140-01-308-1964 is a Guard,fan Impeller, manufactured by Regal-Beloit Corporation Dba Fasco Group Div Cassville Division, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
NSN 4140-01-308-1964 has 1 manufacturer part number on file: 32043 (Regal-Beloit Corporation Dba Fasco Group Div Cassville Division).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-557-0607, 6515-01-603-8102. Verify interchangeability with system specifications before substitution.
Key specifications for 32043: Special Features: NICKEL FINISH;OVERALL DIA 4.550 IN.;EIGHT 0.072 IN.DIA RINGS; IN. 0 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.