Airframe roller bearing DAT72-90A1-503

Manufacturer Specification

Brand
REXNORD INDUSTRIES, LLC
Bore Diameter
Between 4.4984 inches and 4.5000 inches
Overall Outside Diameter
Between 5.6228 inches and 5.6260 inches
Lubrication Material
Grease
Outer Ring Width
Between 0.8950 inches and 0.9050 inches
Inner Ring Width
Between 0.9950 inches and 1.0050 inches
Retainer Fabrication Method
Pressed
Seal Quantity
2
Shield Quantity
2
Bearing Seal Type
Contact
Alignment Type
Self-aligning
Self-alignment Location
Internal
Internal Clearance
0.0004 inches radial and 0.0010 inches radial
Features Provided
Lubrication groove and lubrication hole
Lubrication Material Specification
Mil-g-23827 military specification single material response
Material Specification
Aisi assn standard all material responses outer ring
Material Specification
Aisi assn standard all material responses inner ring
Material Specification
Mil-s-7420 military specification single material response roller
Material Specification
Qq-c-390 federal specification single material response retainer
Material Specification
Qq-s-763 federal specification single material response shield
Surface Treatment Specification
Qq-p-416, type 1, class 2 federal specification single treatment response exposed surfaces as mounted
Style Designator
Concave rollers, double closure, self aligning
NSN
3110-01-267-0051
Description
Bearing,roller,airframe

Product Details

Steel comp e52100 roller material, cadmium exposed surfaces as mounted surface treatment.

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last updated on 05/03/2024