FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
General Description
The Fan,vacuum, cataloged under National Stock Number 4140-00-402-8291, is classified within Federal Supply Class 4140 (Fans, Air Circulators, and Blower Equipment) of the Refrigeration, AC, and Air Circulating Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 9 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Fan,vacuum
FSC / FSG
4140 — Fans, Air Circulators, and Blower Equipment (FSG 41)
Technical Specifications
Parameter
Value
NSN
4140-00-402-8291
Item Name
Fan,vacuum
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
⇄Related Items9
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5315-00-492-21214035T97P02POSSIBLE MATCH
PIN,STRAIGHT,HEADED
Possible match (shared part number)Triumph Controls, Llc Dba Triumph Controls, Llc
2920-00-496-4729POSSIBLE MATCH
COUPLING ASSY,IMPUL
Possible match (shared part number)
5950-00-647-627023444POSSIBLE MATCH
TRANSFORMER,AUDIO FREQUENCY
Possible match (shared part number)L3harris Technologies, Inc Div Space & Airborne Systems
5307-00-703-377123444POSSIBLE MATCH
STUD,PLAIN
Possible match (shared part number)Briggs and Stratton Corp
5305-01-126-525123444POSSIBLE MATCH
SCREW,MACHINE
Possible match (shared part number)Contraves Inc
5950-01-135-360723444POSSIBLE MATCH
COIL,RADIO FREQUENCY
Possible match (shared part number)Vanguard Electronics, Llc
3130-01-186-709923444POSSIBLE MATCH
CAP,PILLOW BLOCK
Possible match (shared part number)Moog Inc. Dba Ampac-Isp Corp
5950-01-202-019423444POSSIBLE MATCH
TRANSFORMER,POWER
Possible match (shared part number)Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
3110-01-396-8373R2362POSSIBLE MATCH
BALL,BEARING
Possible match (shared part number)Manitou North America Inc
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
23444
3/9Design control — primary reference
Tennant Company
Related Parts
5315-00-492-2121POSSIBLE MATCH
PIN,STRAIGHT,HEADED
4035T97P02
2920-00-496-4729POSSIBLE MATCH
COUPLING ASSY,IMPUL
5950-00-647-6270POSSIBLE MATCH
TRANSFORMER,AUDIO FREQUENCY
23444
5307-00-703-3771POSSIBLE MATCH
STUD,PLAIN
23444
5305-01-126-5251POSSIBLE MATCH
SCREW,MACHINE
23444
5950-01-135-3607POSSIBLE MATCH
COIL,RADIO FREQUENCY
23444
3130-01-186-7099POSSIBLE MATCH
CAP,PILLOW BLOCK
23444
5950-01-202-0194POSSIBLE MATCH
TRANSFORMER,POWER
23444
3110-01-396-8373POSSIBLE MATCH
BALL,BEARING
R2362
Frequently Asked Questions
What is NSN 4140-00-402-8291?
NSN 4140-00-402-8291 is a Fan,vacuum, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What NSN replaces 4140-00-402-8291?
9 possible matches (shared part number, not a government interchangeability claim): 5315-00-492-2121, 2920-00-496-4729, 5950-00-647-6270. Verify interchangeability with system specifications before substitution.
Is NSN 4140-00-402-8291 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.