NSN 3020-00-097-8256
Part Details | GROOVE PULLEY
3020-00-097-8256 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: 6L3149, 3020-00-097-8256, 00-097-8256, 3020000978256, 000978256
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
30 | MAY 24, 1968 | 00-097-8256 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 3020-00-097-8256
Part Number | Cage Code | Manufacturer |
---|---|---|
6L3149 | 11083 | CATERPILLAR INC.DBA CATERPILLAR |
Technical Data | NSN 3020-00-097-8256
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | 0 PLAIN |
OUTSIDE DIAMETER | 4.875 INCHES NOMINAL |
OVERALL LENGTH | 1.685 INCHES NOMINAL |
PITCH DIAMETER | 4.625 INCHES NOMINAL |
FACE WIDTH | 1.625 INCHES NOMINAL |
HUB END OUTSIDE DIAMETER AND LOCATION | BBZ3.000 INCHES NOMINAL |
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ0.060 INCHES NOMINAL AND BCA0.119 INCHES NOMINAL |
DESIGN FORM | WEBBED |
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE | NOT OFFSET |
LIGHTENING HOLE | NOT INCLUDED |
INTEGRAL COOLING VANE | NOT INCLUDED |
MATERIAL AND LOCATION | STEEL OVERALL |
GROOVE SHAPE | V |
GROOVE QUANTITY | 2 |
GROOVE DEPTH | 0.625 INCHES NOMINAL |
GROOVE WIDTH | 0.562 INCHES NOMINAL |
V GROOVE ANGLE IN DEG | 30.0 |
BORE FEATURE | INCLUDED |
BEARINGS | NOT INCLUDED |
BORE TYPE | STRAIGHT |
BORE DIAMETER | 1.550 INCHES NOMINAL |
BORE LENGTH | 1.566 INCHES NOMINAL |
COUNTERBORE FEATURE | INCLUDED |
COUNTERBORE LOCATION | BB END |
COUNTERBORE DIAMETER | 1.600 INCHES NOMINAL |
COUNTERBORE DEPTH | 0.511 INCHES NOMINAL |
KEYING FACILITY | NOT INCLUDED |
PROTRUDING HUB CHARACTERISTIC | PLAIN |
SPLIT HUB FEATURE | NOT INCLUDED |
SECURING METHOD | HF ANY ACCEPTABLE |
SECURING LOCATION | AA END |
SECURING HOLE QUANTITY | 4 |
THREAD SIZE | 0.250-20 |
HOLE LOCATION | EQUALLY SPACED ON 2.500 IN. DIA BOLT CIRCLE |