NSN 3020-01-166-6403

Part Details | CONE PULLEY

3020-01-166-6403 A pulley having two or more adjoining grooved, flat or crowned faces in steps of different diameters or one having a single tapered face. For pulleys encased in a shell or frame, see BLOCK, TACKLE.

Alternate Parts: 12269591, 3020-01-166-6403, 01-166-6403, 3020011666403, 011666403

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30NOV 15, 198301-166-640308110 ( PULLEY, CONE )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3020-01-166-6403
Part Number Cage Code Manufacturer
1226959119207U S ARMY TANK AUTOMOTIVE COMMANDAMSTA-IM-MM
Technical Data | NSN 3020-01-166-6403
Characteristic Specifications
FACE TYPE STEP GROOVE
FACE WIDTH7.562 INCHES NOMINAL
STEP OUTSIDE DIAMETER4.519 INCHES MINIMUM AND 4.569 INCHES MAXIMUM
GROOVE SHAPE V
GROOVE QUANTITY4
GROOVE DEPTH0.735 INCHES NOMINAL
GROOVE WIDTH0.438 INCHES NOMINAL
V GROOVE ANGLE IN DEGB35.0$$B36.0
STYLE DESIGNATOR5 PLAIN
DESIGN FORM WEBBED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE NOT OFFSET
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
OVERALL LENGTH7.562 INCHES NOMINAL
MATERIAL AND LOCATIONSTB805AAB STEEL, ASTM A27, GRADE 65-35
BORE BEARING NOT INCLUDED
BORE TYPE STRAIGHT
COUNTERBORE FEATURE NOT INCLUDED
BORE DIAMETER1.000 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
BORE LENGTH1.875 INCHES NOMINAL
KEYING FACILITY INCLUDED
KEYING FACILITY TYPE KEYWAY
QUANTITY1
KEYWAY WIDTH0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY0.609 INCHES MINIMUM AND 0.613 INCHES MAXIMUM
HUB END OUTSIDE DIAMETER AND LOCATIONBBZ4.569 INCHES MINIMUM AND BCA1.620 INCHES MAXIMUM
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATIONBBZ1.840 INCHES MINIMUM AND BCA0.832 INCHES MAXIMUM