NSN 3020-00-255-4671
Part Details | GROOVE PULLEY
3020-00-255-4671 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: 5155908, 3020-00-255-4671, 00-255-4671, 3020002554671, 002554671
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
30 | JAN 01, 1963 | 00-255-4671 | 08109 ( PULLEY, GROOVE ) |
REFERENCE DRAWINGS & PICTURES
PLAIN

Cross Reference | NSN 3020-00-255-4671
Part Number | Cage Code | Manufacturer |
---|---|---|
5155908 | 72582 | MTU AMERICA INC. |
Technical Data | NSN 3020-00-255-4671
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | 0 PLAIN |
OUTSIDE DIAMETER | 4.125 INCHES NOMINAL |
OVERALL LENGTH | 2.031 INCHES NOMINAL |
FACE WIDTH | 0.968 INCHES NOMINAL |
HUB END OUTSIDE DIAMETER AND LOCATION | BBZ1.281 INCHES NOMINAL AND BCA1.312 INCHES NOMINAL |
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATION | BBZ1.062 INCHES NOMINAL AND BCA0.922 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, CAST OVERALL |
GROOVE SHAPE | V |
GROOVE QUANTITY | 1 |
GROOVE DEPTH | 0.625 INCHES MINIMUM |
GROOVE WIDTH | 0.625 INCHES NOMINAL |
V GROOVE ANGLE IN DEG | 36.0 |
STANDARD V-BELT SECTION DESIGNATION FOR WHICH DESIGNED | SAE 11/16 |
BORE FEATURE | INCLUDED |
BEARINGS | NOT INCLUDED |
BORE TYPE | STRAIGHT |
BORE DIAMETER | 0.7862 INCHES MINIMUM AND 0.7872 INCHES MAXIMUM |
BORE LENGTH | 1.109 INCHES NOMINAL |
COUNTERBORE FEATURE | NOT INCLUDED |
KEYING FACILITY | INCLUDED |
KEYING FACILITY TYPE | KEYWAY |
QUANTITY | 1 |
KEYWAY WIDTH | 0.126 INCHES MINIMUM AND 0.128 INCHES MAXIMUM |
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY | 0.462 INCHES MINIMUM AND 0.465 INCHES MAXIMUM |
SPLIT HUB FEATURE | NOT INCLUDED |