3020-00-165-4249 GEAR,SPUR Index 3040-00-165-4251 CARTRIDGE,BUSHING

National Stock Number:
3020-00-165-4250

Federal Supply Class:
3020

National Item Identification Number:
001654250

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.


Manufacturer Information:
0N08405898230NATIONAL SECURITY AGENCY


Techincal Specification:
DISTANCE FROM HUB END TO FLANGE END0.125 INCHES NOMINAL AA END
DRILLED HOLE DIAMETER0.047 INCHES MINIMUM AND 0.049 INCHES MAXIMUM
BORE DIAMETER0.094 INCHES NOMINAL
BORE LENGTH0.250 INCHES NOMINAL
BORE TYPESTRAIGHT
COUNTERBORE DEPTH0.160 INCHES NOMINAL
COUNTERBORE DIAMETER0.188 INCHES NOMINAL
COUNTERBORE LOCATIONAA END
DESIGN FORMPLAIN
FURNISHED ITEMSCOUNTERBORE
FACE WIDTH0.125 INCHES NOMINAL
HARDNESS RATING TEST METHODROCKWELL
HOLE LOCATIONTHRU HUB
HUB OUTSIDE DIAMETER0.250 INCHES NOMINAL AA END
OUTSIDE DIAMETER0.317 INCHES NOMINAL
OVERALL LENGTH0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763, CLASS 440C, COND A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 440C
METALLIC HARDNESS RATING AND LOCATION58.0 ROCKWELL C MINIMUM BODY AND 60.0 ROCKWELL C MAXIMUM BODY
SECURING HOLE QUANTITY1
SECURING METHODDRILLED HOLE
STYLE DESIGNATORPLAIN
TEETH ROW QUANTITY1
TEETH HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 60.0 ROCKWELL C MAXIMUM
TEETH QUANTITY PER ROW39
TOOTH PITCH0.128 INCHES NOMINAL


Click here to Register for Free 30-day Trial