PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8165Impeller,fan,centrifugal

Way Wolff Associates Inc · NSN 4140-00-774-8514 · FSC 4140 · No Item Name Available
Verified by PartsTable
NSN 4140-00-774-8514 — this item is cataloged by the U.S. Government under National Stock Number 4140-00-774-8514. Primary manufacturer part number: 8165.
Features
  • Impeller,fan,centrifugal — FSC 4140
  • Attachment Method: SETSCREW
  • Rotation Direction for Which Designed: CLOCKWISE
  • Blade Quantity: 4
  • Style Designator: CURVED RADIAL W/ BACK PLATE
  • Material: ALUMINUM ALLOY OVERALL
  • Width: 0.990 INCHES NOMINAL IN
  • Diameter: 3.710 INCHES NOMINAL IN
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Impeller,fan,centrifugal, cataloged under National Stock Number 4140-00-774-8514, is classified within Federal Supply Class 4140 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Way Wolff Associates Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4140-00-774-8514
Primary Part Number8165
Item NameImpeller,fan,centrifugal
FSC / FSG4140 / 41 — No Item Name Available
ManufacturerWay Wolff Associates Inc
StatusACTIVE
Attachment MethodSETSCREW
Rotation Direction for Which DesignedCLOCKWISE
Blade Quantity4
Style DesignatorCURVED RADIAL W/ BACK PLATE
MaterialALUMINUM ALLOY OVERALL
Width0.990 INCHES NOMINAL IN
Diameter3.710 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
2990-00-004-8351T-8165 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
5310-00-448-14098165 INTERCHANGEABLE
Washer,spring Tension
Telemechanics Inc
4310-00-465-10908165 INTERCHANGEABLE
Ring Set,piston
Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
5325-00-721-5235221 INTERCHANGEABLE
Grommet,nonmetallic
Parker-Hannifin Corporation Div O-Ring Division
3895-00-758-97107700086 INTERCHANGEABLE
Tank,distributor Bituminous
Ed Etnyre & Co
4730-00-834-5456 INTERCHANGEABLE
Adapter,straight,tube to Hose
5960-00-958-9146 INTERCHANGEABLE
Electron Tube
5930-00-982-7682 INTERCHANGEABLE
Switch,rotary
5998-01-005-75168165 INTERCHANGEABLE
Circuit Card Assembly
Electrac Space Electronics Laboratory Inc Vibration Instruments Co Div
5935-01-011-7658 INTERCHANGEABLE
Connector,plug,electrical
Cross-Reference Index
Part NumberManufacturer
8165 PRIMARY Way Wolff Associates Inc (USA)
Related Parts
2990-00-004-8351INTERCHANGEABLE
MUFFLER,EXHAUST
T-8165
5310-00-448-1409INTERCHANGEABLE
WASHER,SPRING TENSION
8165
4310-00-465-1090INTERCHANGEABLE
RING SET,PISTON
8165
5325-00-721-5235INTERCHANGEABLE
GROMMET,NONMETALLIC
221
3895-00-758-9710INTERCHANGEABLE
TANK,DISTRIBUTOR BITUMINOUS
7700086
4730-00-834-5456INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO HOSE
5960-00-958-9146INTERCHANGEABLE
ELECTRON TUBE
5930-00-982-7682INTERCHANGEABLE
SWITCH,ROTARY
5998-01-005-7516INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
8165
5935-01-011-7658INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
2590-01-024-9737INTERCHANGEABLE
CAP,FILLER OPENING
3441-01-038-1751INTERCHANGEABLE
UPPER BEAM,JAW
756020285

Frequently Asked Questions

What is NSN 4140-00-774-8514?

NSN 4140-00-774-8514 is a Impeller,fan,centrifugal, manufactured by Way Wolff Associates Inc, classified under FSC 4140 (No Item Name Available). Status: active.

What are the part numbers for NSN 4140-00-774-8514?

NSN 4140-00-774-8514 has 1 cross-referenced part number: 8165 (Way Wolff Associates Inc).

What NSN replaces 4140-00-774-8514?

There are 12 known substitutes for 4140-00-774-8514: 2990-00-004-8351, 5310-00-448-1409, 4310-00-465-1090 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8165?

Key specifications for 8165: Attachment Method: SETSCREW; Rotation Direction for Which Designed: CLOCKWISE; Special Features: W/TWO INTEGRAL CLSMPS 0.530 IN. ID LOCATED ONE EA ON TWO BLADES IN; Blade Quantity: 4. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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