Page 13 of Aerospace - Plain Bearing by RBC Bearings

m81935/4 self-lubricated rod end bearing as81935/4 · as81935 formerly mil-b-81935 · · narrow series self-lubricated external threads liner qualified to as81820 main page part numbers me an m81935/4 dash dash no no 3 -3 4 -4 5 -5 6 -6 7 -7 8 -8 10 -10 12 -12 14 -14 16 -16 bore b 0000 0005 .1900 .2500 .3125 .3750 .4375 .5000 .6250 .7500 .8750 1.0000 ball width w 000 002 .281 .343 .375 .406 .437 .500 .625 .750 .875 1.000 body width h 005 005 .228 .260 .291 .322 .353 .400 .510 .603 .713 .807 head length to thread diameter center of ball length d 010 010 .680 .827 .984 1.131 1.294 1.459 1.763 2.140 2.372 2.681 f 010 010 1.315 1.443 1.948 2.030 2.250 2.544 2.832 3.193 3.677 3.968 l 031 031 .775 .775 1.187 1.187 1.281 1.468 1.562 1.687 2.000 2.100 thread size e unjf-3a .2500-28 .2500-28 .3125-24 .3750-24 .4375-20 .5000-20 .6250-18 .7500-16 .8750-14 1.0000-12 ball flat keyway diameter flat a min .293 .364 .419 .475 .530 .600 .739 .920 .980 1.118 g 000 020 .896 .896 1.308 1.308 1.402 1.589 1.683 1.808 2.121 2.221 misultimate alignment static k p angle radial fatigue 005 000 load load q 000 005 min lbf lbf 3,000 1,100 .207 .062 10 5,300 1,500 .268 8,600 2,400 .319 9 13,000 3,600 .093 .383 17,800 5,000 .445 24,200 6,800 8 .541 38,500 10,800 .125 .663 56,600 16,000 .777 77,400 21,900 .156 .900 9 101,400 28,600 keyway axial proof load lbf 150 430 700 1,100 1,400 2,040 2,430 2,940 3,190 3,570 no-load rotational approx breakaway torque weight inch-pounds lbs min max .038 0.5 6 .045 .081 .120 .172 1 15 .254 .455 .774 1.141 1 24 1.646 all dimensions are in inches materials body race ball liner 4340 alloy steel heat-treated magnetic particle inspection cadmium plated and chromate treated 17-4ph stainless steel heat-treated 440c stainless steel heat-treated e uniflon qualified to as81820 bearing configuration base p/n no options keyway on threads left hand thread notes for liner specifications or the following options -stainless steel rod end body -high temperature or high speed liners please see engineering section or contact rbc aerospace bearings part number designations for a 0.2500 bore rod end me4an m81935/4-4 mek4an m81935/4-4k mel4an m81935/4-4l

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