The Housing,discharge, cataloged under National Stock Number 4140-01-433-5906, 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 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4140-01-433-5906 |
| Item Name | Housing,discharge |
| FSC / FSG | 4140 / 41 — Fans, Air Circulators, and Blower Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | HOUSING IS 11.625 INCH DIA. 2.495MIN TO 2.505 LONG. 8 HOLES EQUALLY SPACED 0.220 IN MIN AND 0.225 IN MAX ON A11.500 IN DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 21605 | 5/9 Secondary reference U.S. Government activity |
| 21605-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4140-01-433-5906 is a Housing,discharge, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5945-01-441-4201, 6515-01-627-0306, 6635-01-674-1300. Verify interchangeability with system specifications before substitution.
Key specifications for 4140-01-433-5906: General Characteristics Item Description: HOUSING IS 11.625 INCH DIA. 2.495MIN TO 2.505 LONG. 8 HOLES EQUALLY SPACED 0.220 IN MIN AND 0.225 IN MAX ON A11.500 IN DIA IN; End Item Identification: COOLING AIR BLOWER P/N 27161202-08. 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.
NSN 4140-01-433-5906 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.