NSN 4140-01-658-8621 · NIIN 016588621 · Part number 3635022-01
Instruments Incorporated Dba Instruments Inc · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 34563
Government record, cited
NSN 4140-01-658-8621 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-658-8621. Manufacturer of record part number: 3635022-01.
Also searched as4140-01-658-8621 ·
4140016588621 ·
NIIN 016588621 ·
01-658-8621 ·
FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 34563 · 3635022-01
The Fan Assembly,tubeaxial, cataloged under National Stock Number 4140-01-658-8621, 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 Instruments Incorporated Dba Instruments 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
4140-01-658-8621
Primary Part Number
3635022-01
Item Name
Fan Assembly,tubeaxial
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 4140-01-658-8621?
NSN 4140-01-658-8621 is a Fan Assembly,tubeaxial, manufactured by Instruments Incorporated Dba Instruments Inc, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What part numbers are listed for NSN 4140-01-658-8621?
NSN 4140-01-658-8621 has 1 manufacturer part number on file: 3635022-01 (Instruments Incorporated Dba Instruments Inc).
What are the specifications of 3635022-01?
Key specifications for 3635022-01: Part Name Assigned by Controlling Agency: LOWER FAN PANEL ASSEMBLY; End Item Identification: ULTRA POWER AMPLIFIER. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-658-8621 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.