3020-00-988-9245 SPROCKET WHEEL Index 5331-00-988-9251 O-RING

National Stock Number:
3020-00-988-9246

Federal Supply Class:
3020

National Item Identification Number:
009889246

Description:
SPROCKET WHEEL

Detail:
A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.


Techincal Specification:
DISTANCE FROM HUB END TO FLANGE END1.290 INCHES NOMINAL BOTH ENDS
ASA STANDARD CHAIN NUMBER80-2
BORE DIAMETER2.250 INCHES NOMINAL
BORE LENGTH3.000 INCHES NOMINAL
BORE TYPESTRAIGHT
CENTER TO CENTER DISTANCE BETWEEN TEETH ROWS1.153 INCHES NOMINAL
DESIGN FORMPLAIN
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY1.375 INCHES NOMINAL
FURNISHED ITEMS AND QUANTITY2 SERSCREW
FURNISHED ITEMSKEYING FACILITY
FACE WIDTH1.710 INCHES NOMINAL
HARDNESS RATING TEST METHODNOT RATED
HOLE LOCATIONLOCATED ON TOP OF KEY AND 90 DEG FROM KEYWAY
HUB OUTSIDE DIAMETER3.750 INCHES NOMINAL BOTH ENDS
KEYWAY WIDTH0.500 INCHES NOMINAL
KEYING FACILITY TYPEKEYWAY
OUTSIDE DIAMETER8.516 INCHES NOMINAL
OVERALL LENGTH3.000 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI C1042 ASSN STD 1ST MATERIAL RESPONSE AND SAE 1042 ASSN STD 2ND MATERIAL RESPONSE
MATERIALSTEEL COMP 1042
PITCH DIAMETER7.979 INCHES NOMINAL
PROTRUDING HUB CHARACTERISTICPLAIN
QUANTITY1
SECURING HOLE QUANTITY2
SECURING LOCATIONAA END
SECURING METHODTHREADED HOLE
STYLE DESIGNATORPLAIN
TEETH ROW QUANTITY2
TEETH QUANTITY PER ROW25
THREAD SIZE1/2 IN.-13
TOOTH PITCH1.000 INCHES NOMINAL


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