NSN 3020-00-139-3878

Part Details | GROOVE PULLEY

3020-00-139-3878 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: 6MVP75C972 18, 6MVP75C972 1-8, 6MVP75C97X 2 18, 6MVP75C97X 2 1/8, 3020-00-139-3878, 00-139-3878, 3020001393878, 001393878

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30AUG 18, 197100-139-387808109 ( PULLEY, GROOVE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3020-00-139-3878
Part Number Cage Code Manufacturer
6MVP75C972 1-871176EMERSON ELECTRIC COBROWNING MFG DIV
6MVP75C97X 2 1/871176EMERSON ELECTRIC COBROWNING MFG DIV
Technical Data | NSN 3020-00-139-3878
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER10.060 INCHES NOMINAL
OVERALL LENGTH11.250 INCHES NOMINAL
PITCH DIAMETER7.500 INCHES MINIMUM AND 9.700 INCHES MAXIMUM
FACE WIDTH9.406 INCHES MINIMUM AND 10.000 INCHES MAXIMUM
HUB END OUTSIDE DIAMETER AND LOCATIONBBZ6.500 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATIONBBZ1.297 INCHES NOMINAL
DESIGN FORM PLAIN
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
MATERIAL AND LOCATION IRON, CAST OVERALL
GROOVE SHAPE V
GROOVE QUANTITY6
GROOVE DEPTH0.780 INCHES NOMINAL
GROOVE WIDTH0.887 INCHES NOMINAL
V GROOVE ANGLE IN DEG36.0
STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNEDC
BORE FEATURE INCLUDED
BEARINGS NOT INCLUDED
BORE TYPE STRAIGHT
BORE DIAMETER2.125 INCHES NOMINAL
BORE LENGTH11.250 INCHES NOMINAL
COUNTERBORE FEATURE INCLUDED
COUNTERBORE LOCATION AA END
COUNTERBORE DIAMETER4.312 INCHES NOMINAL
COUNTERBORE DEPTH5.125 INCHES NOMINAL
KEYING FACILITY INCLUDED
KEYING FACILITY TYPE KEYWAY
QUANTITY1
KEYWAY WIDTH0.500 INCHES NOMINAL
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY1.312 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTIC PLAIN
SPLIT HUB FEATURE NOT INCLUDED
FURNISHED ITEMS AND QUANTITYTWO SETSCREWS