NSN 4140-01-308-8485 · NIIN 013088485 · Part number 733558
Northrop Grumman Systems Corporation · FSC 4140 — Fans, Air Circulators, and Blower Equipment · FSG 41 — Refrigeration, AC, and Air Circulating Equipment · CAGE 03956
Government record, cited
NSN 4140-01-308-8485 — this item is cataloged by the U.S. Government under National Stock Number 4140-01-308-8485. Manufacturer of record part number: 733558.
Also searched as4140-01-308-8485 ·
4140013088485 ·
NIIN 013088485 ·
01-308-8485 ·
FSC 4140 Fans, Air Circulators, and Blower Equipment · CAGE 03956 · 733558
Manufacturer of record: Northrop Grumman Systems Corporation
Identification
NSN: 4140-01-308-8485
NIIN: 013088485
FSC: 4140 — Fans, Air Circulators, and Blower Equipment
FSG: 41 — Refrigeration, AC, and Air Circulating Equipment
Primary part number: 733558
Manufacturer: Northrop Grumman Systems Corporation
General Description
The Guard,fan Impeller, cataloged under National Stock Number 4140-01-308-8485, 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 Northrop Grumman Systems Corporation. 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
4140-01-308-8485
Primary Part Number
733558
Item Name
Guard,fan Impeller
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 4140-01-308-8485?
NSN 4140-01-308-8485 is a Guard,fan Impeller, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4140, Fans, Air Circulators, and Blower Equipment. Status: active.
What part numbers are listed for NSN 4140-01-308-8485?
NSN 4140-01-308-8485 has 1 manufacturer part number on file: 733558 (Northrop Grumman Systems Corporation).
What are the specifications of 733558?
Key specifications for 733558: Special Features: INCLUDES 4X4 0.041 DIA. WIRE ALUMINUM MESH,6.218X6.218 IN.,IN AN ALUMINUM FOIL FRAME,6 1/32 OD. AND 5 13/32 ID.,MIL-A-145,DRY ANNEALED,WITH 6 HOLES,0.140 IN.NOM DIA,EQUALLY SPACED ON 5.687 IN.DIA;ICHEM FILM TREAT,MIL-C-5541;BLACK ENAMEL FINISH; IN. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4140-01-308-8485 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.