NSN 4140-01-072-7794 · NIIN 010727794 · Part number KBB451
Kooltronic, Inc. · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 06223
Government record, cited
NSN 4140-01-072-7794 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-072-7794. Manufacturer of record part number: KBB451.
Also searched as4140-01-072-7794 ·
4140010727794 ·
NIIN 010727794 ·
01-072-7794 ·
FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 06223 · KBB451
Nearby stock numbers← 4140-01-072-7770 Synchronizer Assembly, Special
·
4140-01-072-8305 →
Features
Blower,air Barrier — FSC 4140
1 manufacturer part number on file
Manufacturer of record: Kooltronic, Inc.
Identification
NSN: 4140-01-072-7794
NIIN: 010727794
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: KBB451
Manufacturer: Kooltronic, Inc.
General Description
The Blower,air Barrier, cataloged under National Stock Number 4140-01-072-7794, 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 Kooltronic, Inc.. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4140-01-072-7794
Primary Part Number
KBB451
Item Name
Blower,air Barrier
FSC / FSG
4140 / 41 — Fans, Air Circulators, and Blower Equipment
Other items in FSC 4140 — Fans, Air Circulators, and Blower Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4140-00-000-0082
IMPELLER,FAN,AXIAL
4140-00-001-1517
FAN,CENTRIFUGAL
4140-00-001-1536
FAN,VENTILATING
4140-00-001-1537
4140-00-001-1537 · Item name not on file
4140-00-001-3930
4140-00-001-3930 · Item name not on file
4140-00-001-6464
4140-00-001-6464 · Item name not on file
4140-00-001-6874
4140-00-001-6874 · Item name not on file
4140-00-001-6875
4140-00-001-6875 · Item name not on file
Frequently Asked Questions
What is NSN 4140-01-072-7794?
NSN 4140-01-072-7794 is a Blower,air Barrier, manufactured by Kooltronic, Inc., classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What part numbers are listed for NSN 4140-01-072-7794?
NSN 4140-01-072-7794 has 1 manufacturer part number on file: KBB451 (Kooltronic, Inc.).
What are the specifications of KBB451?
Key specifications for KBB451: Special Features: ALL METAL CONSTRUCTION;14.875 IN. LG;8.250 IN. W;8.625 IN. H IN; End Item Identification: P-3 AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-072-7794 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.
What is the DEMIL code for NSN 4140-01-072-7794?
NSN 4140-01-072-7794 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.