4730-00-946-7984 REDUCER,BOSS Index 9320-00-946-7986 RUBBER SHEET,CELLULAR

National Stock Number:
3120-00-946-7985

Federal Supply Class:
3120

National Item Identification Number:
009467985

Description:
ROLLER,LINEAR-ROTARY MOTION

Detail:
A cylindrical body having a centrally located hole to accommodate a pin or shaft for attachment to a push rod guide, yoke, rocker arm, turntable, or rail. The item provides a rolling contact with the face of a valve stem, or the lobes of a cam ring or camshaft on engines, fuel injection pumps, latches, turntables, parallel bearing surfaces requiring a roller support, and the like. Excludes BEARING, ROLLER, CYLINDRICAL; ROLLER, ELECTRICAL SWITCH; and friction bearings. See also CAM FOLLOWER, NEEDLE BEARING.


Manufacturer Information:
123AMM40109-126512NORTHROP GRUMMAN SYSTEMS CORPORATION
123AMM40109-179RG9NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
BORE INSIDE DIAMETER0.6250 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM
CASEHARDENING INDICATORNOT CASEHARDENED
FACE WIDTH1.050 INCHES NOMINAL
FSC APPLICATION DATAFITTING,RAMP HOOK,AIRCRAFT
OUTSIDE DIAMETER0.8730 INCHES MINIMUM AND 0.8740 INCHES MAXIMUM
MATERIALSTEEL
METALLIC HARDNESS RATING39.0 MINIMUM ROCKWELL C AND 45.0 MAXIMUM ROCKWELL C
STYLE DESIGNATORPLAIN


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