NSN 3020-01-273-4784

Part Details | FLAT PULLEY

3020-01-273-4784 A pulley with a straight or crowned face. The item may include belt aligning flange(s). Excludes PULLEY, CONE. For pulleys encased in a shell or frame, see BLOCK, TACKLE.

Alternate Parts: 5187134, 5187134, 5187134, 3020-01-273-4784, 01-273-4784, 3020012734784, 012734784

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30FEB 25, 198801-273-478408111 ( PULLEY, FLAT )
REFERENCE DRAWINGS & PICTURES

PLAIN

Cross Reference | NSN 3020-01-273-4784
Part Number Cage Code Manufacturer
51871345R108HEMCO TOOL & DIE INC
518713453711NAVAL SEA SYSTEMS COMMAND
518713415090RAYTHEON COMPANYDBA RAYTHEON
Technical Data | NSN 3020-01-273-4784
Characteristic Specifications
STYLE DESIGNATOR PLAIN
OUTSIDE DIAMETER1.620 INCHES NOMINAL
OVERALL LENGTH1.010 INCHES NOMINAL
FACE WIDTH0.660 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATIONBBZ1.313 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATIONBBZ0.300 INCHES NOMINAL
DESIGN FORM WEBBED
WEB/SPOKE RELATIONSHIP TO FACE CENTERLINE OFFSET
LIGHTENING HOLE NOT INCLUDED
INTEGRAL COOLING VANE NOT INCLUDED
SURFACE TREATMENT ANODIZE
RIM TYPE SOLID
FLANGE QUANTITY2
FLANGE LOCATION INSIDE AND OUTSIDE
OUTSIDE DIAMETER1.620 INCHES NOMINAL
BORE FEATURE NOT INCLUDED
PROTRUDING HUB CHARACTERISTIC STEPPED
FIRST STEP FACE LARGEST DIAMETER AND LOCATIONBBZ1.313 INCHES NOMINAL
FIRST STEP LENGTH AND LOCATIONBBZ0.050 INCHES NOMINAL
SECOND STEP LENGTH AND LOCATIONBBZ0.250 INCHES NOMINAL
HUB END OUTSIDE DIAMETER AND LOCATIONBBZ1.200 INCHES NOMINAL
DISTANCE FROM OUTSIDE FLANGE/RIM TO HUB END AND LOCATIONBBZ0.300 INCHES NOMINAL
SPLIT HUB FEATURE NOT INCLUDED
SECURING METHOD DRILLED HOLE
SECURING LOCATION BB END
SECURING HOLE QUANTITY3
HOLE LOCATION2ND END,0.850 IN. LG
DRILLED HOLE DIAMETER0.159 INCHES NOMINAL
SPECIAL FEATURES60 DEG WEDGE CUT FROM OUTER EDGE TO CENTER,0.190 R AT POINT;2 TAP DRILLED HOLES IN WEDE SIDE 0.330 IN. DEEP,CSK 82 DEGX0.157 IN. DIA,0.138-32 UNC 2BX0.220 MIN. FULL THREAD