(dimensions in inches)
Bearing Type - KPxx
Bore Dia (d) - 0.3125
Outer Dia (D) - 1.2500
Outer Width (Bo) - 0.3750
Inner Width (Bi) - 0.5580
Dynamic Load Rating (Cr) - 3,870
Static Load Rating (Cor) - 5,620
Max. Shaft Shoulder Dia. Inner (Li) - 0.5
Ball Qty - 9
Ball Dia (Dw) - 0.2500
Max. shaft corner radius, or 45 deg. chamfer (ch1) - 0.015
Max. housing corner radius, or 45 deg. chamfer (ch) - 0.032
Material - 52100 Chrome steel or equivalent
The dynamic load rating given is for outer race rotation. The dynamic load rating for inner race rotation is 4900 pounds.
The static thrust load rating is 2500 pounds.
The bore diameter tolerance is +.0000 / -.0005".
The outside diameter tolerance is +.0000" / -.0005".
The tolerance for the inner race width and the outer race width is +.000" / -.005"
The load ratings listed for these bearings are determined by the formulas used specifically for airframe bearings. These ratings are not equivalent to ratings calculated from the ABMA formulas used for most antifriction bearing products.
This bearing is intended for commercial applications. You must notify the AST sales department contact at the time of your inquiry if the bearing will be used in an airworthy application.
The bearing has two removable seals made of woven fabric Teflon.
Hot number:NTN 234712 B FBJ 684 AST AST20 16IB12 CX CX601 CX K20x26x13 FBJ NU2307 SKF STO 20 Torrington 22320 STEYR 5200 Barden 71807TGP/4 Rollway NF-306E HOFF NJ-308 MRC 7414-D SKF HJ 304 EC NOK 4DP-490
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