PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

612640-05Pulley,groove

Bfm Transport Dynamics Corp · NSN 3020-01-269-9718 · FSC 3020 · No Item Name Available
Verified by PartsTable
NSN 3020-01-269-9718 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-269-9718. Primary manufacturer part number: 612640-05.
Features
  • Pulley,groove — FSC 3020
  • Bore Length: 1.650 INCHES NOMINAL IN
  • Bearings: NOT INCLUDED
  • Bore Type: STRAIGHT
  • Counterbore Feature: INCLUDED
  • Design Form: PLAIN
  • Groove Quantity: 3
  • Material: ALUMINUM OVERALL
Applications
  • Applications requiring Aluminum Overall construction
General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-269-9718, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Bfm Transport Dynamics Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-269-9718
Primary Part Number612640-05
Item NamePulley,groove
FSC / FSG3020 / 30 — No Item Name Available
ManufacturerBfm Transport Dynamics Corp
StatusACTIVE
Bore Length1.650 INCHES NOMINAL IN
BearingsNOT INCLUDED
Bore TypeSTRAIGHT
Counterbore FeatureINCLUDED
Design FormPLAIN
Groove Quantity3
MaterialALUMINUM OVERALL
Bore FeatureINCLUDED
Lightening HoleNOT INCLUDED
Split Hub FeatureNOT INCLUDED
Integral Cooling VaneNOT INCLUDED
Standard V-Belt Section Designation for Which Designed5M
Protruding Hub CharacteristicSTEPPED
Style DesignatorPLAIN
Surface TreatmentANODIZE
Groove ShapeV
Outside Diameter1.430 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4720-01-268-8892612640-15 INTERCHANGEABLE
Hose,air Duct
Stewart & Stevenson Power Products Llc
3030-01-269-79303/5M1000JB INTERCHANGEABLE
Belt,v
Gates Corporation
3020-01-269-9719612640-07 INTERCHANGEABLE
Pulley,groove
Bfm Transport Dynamics Corp
4730-01-270-7143 INTERCHANGEABLE
Clamp,hose,special-Shaped
Cross-Reference Index
Part NumberManufacturer
612640-05 PRIMARY Bfm Transport Dynamics Corp (USA)
612640 Bfm Transport Dynamics Corp (USA)
35M143A Paxton Products Inc (USA)
Related Parts
4720-01-268-8892INTERCHANGEABLE
HOSE,AIR DUCT
612640-15
3030-01-269-7930INTERCHANGEABLE
BELT,V
3/5M1000JB
3020-01-269-9719INTERCHANGEABLE
PULLEY,GROOVE
612640-07
4730-01-270-7143INTERCHANGEABLE
CLAMP,HOSE,SPECIAL-SHAPED

Frequently Asked Questions

What is NSN 3020-01-269-9718?

NSN 3020-01-269-9718 is a Pulley,groove, manufactured by Bfm Transport Dynamics Corp, classified under FSC 3020 (No Item Name Available). Status: active.

What are the part numbers for NSN 3020-01-269-9718?

NSN 3020-01-269-9718 has 3 cross-referenced part numbers: 612640-05 (Bfm Transport Dynamics Corp), 612640 (Bfm Transport Dynamics Corp), 35M143A (Paxton Products Inc).

What NSN replaces 3020-01-269-9718?

There are 4 known substitutes for 3020-01-269-9718: 4720-01-268-8892, 3030-01-269-7930, 3020-01-269-9719 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 612640-05?

Key specifications for 612640-05: Bore Length: 1.650 INCHES NOMINAL IN; Bearings: NOT INCLUDED; Bore Type: STRAIGHT; Counterbore Feature: INCLUDED. 18 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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