NSN 3020-00-251-7981

Part Details | GROOVE PULLEY

3020-00-251-7981 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: 5166846, 5166846, 5166846, 3020-00-251-7981, 00-251-7981, 3020002517981, 002517981

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 01, 196300-251-798108109 ( PULLEY, GROOVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3020-00-251-7981
Part Number Cage Code Manufacturer
516684624617GENERAL MOTORS CORP
51668467X677GENERAL MOTORS LLCDBA GENERAL MOTORS
516684672582MTU AMERICA INC.
Technical Data | NSN 3020-00-251-7981
Characteristic Specifications
STYLE DESIGNATOR0 PLAIN
OUTSIDE DIAMETER5.716 INCHES MINIMUM AND 5.732 INCHES MAXIMUM
OVERALL LENGTH3.813 INCHES NOMINAL
PITCH DIAMETER5.094 INCHES NOMINAL
FACE WIDTH1.750 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATIONAHH3.125 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATIONAHH2.063 INCHES NOMINAL
DESIGN FORM WEBBED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE OFFSET
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
MATERIAL AND LOCATION IRON, GM13M, GENERAL MOTORS CORP OVERALL
GROOVE SHAPE V
GROOVE QUANTITY2
GROOVE DEPTH0.6925 INCHES NOMINAL
GROOVE WIDTH0.678 INCHES NOMINAL
V GROOVE ANGLE IN DEG36.0
BORE FEATURE INCLUDED
BEARINGS NOT INCLUDED
BORE TYPE STRAIGHT
BORE DIAMETER1.2505 INCHES MINIMUM AND 1.2515 INCHES MAXIMUM
BORE LENGTH0.750 INCHES NOMINAL
COUNTERBORE FEATURE NOT INCLUDED
KEYING FACILITY NOT INCLUDED
PROTRUDING HUB CHARACTERISTIC STEPPED
FIRST STEP FACE LARGEST DIAMETER AND LOCATIONAHH4.156 INCHES NOMINAL
FIRST STEP LENGTH AND LOCATIONAHH0.813 INCHES NOMINAL
SPLIT HUB FEATURE NOT INCLUDED
SECURING METHOD DRILLED HOLE
SECURING LOCATION AA END
SECURING HOLE QUANTITY4
HOLE LOCATIONON HUB
BOLT CIRCLE DIAMETER2.250 INCHES NOMINAL
DRILLED HOLE DIAMETER0.34375 INCHES NOMINAL