(dimensions in inches)

Bearing Type - KPxxB

Bore Dia (d) - 3.0630

Outer Dia (D) - 4.0000

Outer Width (Bo) - 0.4690

Inner Width (Bi) - 0.5310

Dynamic Load Rating (Cr) - 7,840

Static Load Rating (Cor) - 27,500

Max. Shaft Shoulder Dia. Inner (Li) - 3.2

Ball Qty - 44

Ball Dia (Dw) - 0.2500

Max. shaft corner radius, or 45 deg. chamfer (ch1) - 0.039

Max. housing corner radius, or 45 deg. chamfer (ch) - 0.039

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 8150 pounds.

The static thrust load rating is 12100 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:KP49B
• Inner Diameter：77,8mm Outer Diameter：101,6mm Width：mm
• Type：Deep Groove Ball Bearings
• Update date：2025-12-11
• Application:pump accessories,hot and cold box,Vertical pull,lifting tackle,rubber products machinery and equipment,generator,sucker industry,test strip,office outdoor camping equipment,industrial equipment,X-ray Equipment
• Similar models:SKF YAR204-012-2RF/VE495 NSK B49-7UR FAG 579494A NSK X549RS SKF YAR210-115-2RF/VE495 KBC BR2049HLDDHNSC3 FAG 549172 SKF YAR206-103-2RF/VE495 PFI PAST491A SKF YAR207-106-2RF/VE495
• BEARING POWER International Trading Co.,Ltd. specialize in KP49B products，there is large inventory of AST KP49B . We has been built up long-term cooperation with AST company, could make a bulk order of the KP49B Which AST KP49B 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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