ATF8

ATF8 Roller Needle Bearing

Home » Catalog » Bearings (p. 1794) » Roller Needle Bearings (p. 31) » Part Number ATF8

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Datasheet. ATF8 specification

Bore Diameter
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.

0.4995in. and 0.5000in.

Overall Outside Diameter
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.

1.3115in. and 1.3125in.

Lubrication Material
The element,compound,or mixture with which the item is lubricated.

grease

Outer Ring Width

0.5650in. and 0.5700in.

Inner Ring Width

0.6150in. and 0.6250in.

Crown Radius

12.5000in. and 14.5000in.

Surface Finish
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.

ground

Seal Quantity
The number of seals included on the item.

Bearing Seal Type
Indicates the type of seal provided with the bearing.

contact

Alignment Type
Indicates the type of alignment utilized whereby the item will adjust axially for misalignment.

rigid

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

pack 8o pct full with specified lubricant

Lubrication Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the lubrication material.

MIL-G-23827 mil spec single material response

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

plastic acetal seal

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 1074 washer or steel comp E52100 washer

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp E52100 inner ring

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp E52100 outer ring

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp E52100 roller

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

AMS6440 assn std single material response inner ring or AMS6441 assn std single material response inner ring

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

AMS6440 assn std single material response outer ring or AMS6441 assn std single material response outer ring

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

AMS6440 assn std single material response roller or AMS6441 assn std single material response roller

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

chromium outer ring outside diameter

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

cadmium exposed surfaces as mounted

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

QQ-C-320 fed spec single treatment response outer ring outside diameter

QQ-P-416, ty 1, cl 2 fed spec single treatment response exposed surfaces as mounted

Style Designator
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.

track roller

Answers.

What quantity is this sold in?

1EA

What is the style?

Track roller