(dimensions in inches)
Bearing Type - KPxxB
Bore Dia (d) - 1.3130
Outer Dia (D) - 2.0625
Outer Width (Bo) - 0.3750
Inner Width (Bi) - 0.4370
Dynamic Load Rating (Cr) - 4,290
Static Load Rating (Cor) - 9,840
Max. Shaft Shoulder Dia. Inner (Li) - 1.5
Ball Qty - 28
Ball Dia (Dw) - 0.1870
Max. shaft corner radius, or 45 deg. chamfer (ch1) - 0.024
Max. housing corner radius, or 45 deg. chamfer (ch) - 0.024
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 4590 pounds.
The static thrust load rating is 4400 pounds.
The bore diameter tolerance is +.0000 / -.0010".
The outside diameter tolerance is +.0000" / -.0010".
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.
- Model Number: KP21B
- Inner Diameter：33,3502mm Outer Diameter：52,3875mm Width：mm
- Type：Deep Groove Ball Bearings
- Update date：2025-04-22
- Application:noise inspection,marine analysis,tapping machine,Embroidery,Solenoid Valves,tapered grinder,wire industry,Warehouse Shelf Equipment,Laser Devices,machine tool spindle,car and accessories
- Similar models:INA 212-KRR SKF 6215-2Z CX 6021-2RS NMB RI-21/2 FAG UC211 SKF 6213NR NTN CS210LLU SKF YAR214-207-2F NACHI 6821 KOYO 6221N
- BEARING POWER International Trading Co.,Ltd. specialize in KP21B products，there is large inventory of AST KP21B . We has been built up long-term cooperation with AST company, could make a bulk order of the KP21B Which AST KP21B is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.
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