NSN 3020-00-389-7830

Part Details | GROOVE PULLEY

3020-00-389-7830 A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see BLOCK, TACKLE. For items specifically designed for aviation, see PULLEY(1), GROOVE, AVIATION.

Alternate Parts: 7963961, 796396-1, 3020-00-389-7830, 00-389-7830, 3020003897830, 003897830

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 28, 197400-389-783008109 ( PULLEY, GROOVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3020-00-389-7830
Part Number Cage Code Manufacturer
796396-196214RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 3020-00-389-7830
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER0.7480 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
OVERALL LENGTH0.437 INCHES NOMINAL
FACE WIDTH0.187 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATIONBBZ0.500 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATIONBBZ0.250 INCHES NOMINAL
DESIGN FORM PLAIN
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
MATERIAL AND LOCATIONSTB000AAB STEEL, CORROSION RESISTING
SURFACE TREATMENT PASSIVATE
GROOVE SHAPE U
GROOVE QUANTITY1
GROOVE DEPTH0.062 INCHES NOMINAL
GROOVE WIDTH0.1250 INCHES NOMINAL
GROOVE RADIUS0.062 INCHES NOMINAL
BORE FEATURE INCLUDED
BEARINGS INCLUDED
BEARING TYPEK ANY ACCEPTABLE
BORE TYPE STRAIGHT
BORE DIAMETER0.249 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
BORE LENGTH0.437 INCHES NOMINAL
COUNTERBORE FEATURE NOT INCLUDED
KEYING FACILITY NOT INCLUDED
SPLIT HUB FEATURE NOT INCLUDED
SECURING METHODHF ANY ACCEPTABLE
SECURING LOCATION AA END
SECURING HOLE QUANTITY1
THREAD SIZE0.138-32
HOLE LOCATION1/8 IN. FROM HUB END