roulements B545DD AST

Airframe Control Ball Bearings: Single and Double Row B545DD

Numéro de roulement : B545DD

Marque : AST

Diamètre de l'alésage mm : 52,3875

Diamètre extérieur mm : 66,675

Dimensions et spécifications du roulement dans le catalogue des marques :

dimensions in inches

Bearing Type - BxxxDD

Bore Dia d - 2.0625

Outer Dia D - 2.6250

Outer Largeur Bo - 0.2500

Inner Largeur Bi - 0.2810

Dynamic Load Rating Cr - 2,260

Static Load Rating Cor - 9,220

Max. Shaft Shoulder Dia. Inner Li - 2.3

Ball Qty - 59

Ball Dia Dw - 0.1250

Max. shaft corner radius, or 45 deg. chamfer ch1 - 0.015

Max. housing corner radius, or 45 deg. chamfer ch - 0.015

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 2340 pounds.

The static thrust load rating is 4000 pounds.

The bore diameter tolerance is +.0007 / -.0007".

The outside diameter tolerance is +.000" / -.001".

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.