EF 内螺纹尺寸表 - CCTY Bearing
Bearings, tie rods, custom bearings, ball joints, mast guides, side rollers, self-lubricating bushings, bushes,
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EF 内螺纹尺寸表

EF_Drawing

Technical parameter Unit Value
Sliding contact surface Steel / Steel
Working temperature °F -58 / +302
Type of lubrication Grease / Oil
Size Range (inner dia.) inch 3/16″ – 3/4″

Dimensions (inch) Ultimate Radial
Ball Housing Head Length To Shank Thread Thread Ball Wrench Static Load Tilt
Product Bore Width Width Dia. Ball Center Dia. Length Size Dia. Flat Across Capacity Angle Mass
Number d B C D h1 d4 L3 UNF 3A dm W (lb) α° (lb)
EF 3 0.190 0.312 0.234 0.625 1.062 0.406 0.562 10-32 0.437 0.312 1,384 20 0.040
EF 4 0.250 0.375 0.250 0.750 1.312 0.469 0.750 1/4-28 0.500 0.375 3,468 27 0.050
EF 5 0.313 0.437 0.312 0.875 1.375 0.500 0.750 5/16-24 0.625 0.437 4,397 22 0.080
EF 5-6 0.313 0.437 0.312 1.000 1.625 0.687 0.937 3/8-24 0.625 0.562 5,544 22 0.130
EF 6 0.375 0.500 0.359 1.000 1.625 0.687 0.937 3/8-24 0.719 0.562 5,087 22 0.130
EF 7 0.438 0.562 0.406 1.125 1.812 0.750 1.062 7/16-20 0.812 0.625 7,342 21 0.180
EF 8 0.500 0.625 0.453 1.312 2.125 0.875 1.187 1/2-20 0.973 0.750 10,460 20 0.290
EF 10 0.625 0.750 0.484 1.500 2.500 1.000 1.500 5/8-18 1.125 0.875 11,169 26 0.430
EF 10-12 0.625 0.750 0.484 1.750 2.875 1.125 1.750 3/4-16 1.125 1.000 16,338 26 0.650
EF 12 0.750 0.875 0.593 1.750 2.875 1.125 1.750 3/4-16 1.312 1.000 16,338 24 0.650