NSN 3020-01-256-0780

Part Details | GROOVE PULLEY

3020-01-256-0780 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: D405252, D-405252, 3020-01-256-0780, 01-256-0780, 3020012560780, 012560780

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAY 31, 198701-256-078008109 ( PULLEY, GROOVE )
REFERENCE DRAWINGS & PICTURES

WEBBED OR SPOKED

Cross Reference | NSN 3020-01-256-0780
Part Number Cage Code Manufacturer
D-40525263504PALFINGER MARINE USA INC
Technical Data | NSN 3020-01-256-0780
Characteristic Specifications
STYLE DESIGNATOR WEBBED OR SPOKED
OUTSIDE DIAMETER15.000 INCHES NOMINAL
FACE WIDTH2.000 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATIONAHH5.000 INCHES NOMINAL
DESIGN FORM WEBBED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE NOT OFFSET
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
MATERIAL AND LOCATIONST0000AAB STEEL
GROOVE SHAPE U
GROOVE QUANTITY2
GROOVE DEPTH1.500 INCHES NOMINAL
GROOVE WIDTH1.000 INCHES NOMINAL
GROOVE RADIUS0.500 INCHES NOMINAL
BORE FEATURE INCLUDED
BEARINGS INCLUDED
BEARING TYPEF ANY ACCEPTABLE
SHAFT SIZE FOR WHICH DESIGNED1.500 INCHES NOMINAL
BEARING QUANTITY2
BORE TYPE STRAIGHT
BORE DIAMETER2.937 INCHES NOMINAL
BORE LENGTH2.000 INCHES NOMINAL
COUNTERBORE FEATURE INCLUDED
COUNTERBORE LOCATION AA END
COUNTERBORE DIAMETER3.149 INCHES NOMINAL
COUNTERBORE DEPTH0.062 INCHES NOMINAL
KEYING FACILITY NOT INCLUDED
SPLIT HUB FEATURE NOT INCLUDED
SECURING METHOD DRILLED HOLE AND HF ANY ACCEPTABLE
SECURING LOCATION PULLEY SURFACE
SECURING HOLE QUANTITYA8$$A6
THREAD SIZE3/8-16
HOLE LOCATIONEIGHT ON PULLEY SURFACE;6 ON HUB
BOLT CIRCLE DIAMETER8.250 INCHES NOMINAL
DRILLED HOLE DIAMETER1.750 INCHES NOMINAL
FURNISHED ITEMS AND QUANTITYSIX PLATES;TWO BARS;TWO OILSEALS;ONE GREASE NIPPLE;TWENTY SIX HEX BOLTS;TWENTY SIX SPRING WASHERS