Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Must be suitable for operation at250 degrees f, 100 pct magaflux of rings and rollers in accordance with ams2640
NSN
National Stock Number:
TXT
Description:
Cylindrical Roller Bearing
MRC:
An overall measurement taken at right angles to the length of an item,in distinction from thickness.ABMK
Overall Width:
Between 1.3336 inches and 1.3386 inches
MRC:
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.ABXV
Bore Diameter:
Between 3.9362 inches and 3.9370 inches
MRC:
The overall length of a straight line which passes through the center of an item,and terminates at the outside circumference.ADGA
Overall Outside Diameter:
Between 7.0856 inches and 7.0866 inches
MRC:
An additional finishing process by which the surface of an item is altered in respect to polishing,grinding,and the like.AGYE
Surface Finish:
Ground
MRC:
The means used in manufacturing the retainer.AGYF
Retainer Fabrication Method:
Machined
MRC:
The physical configuration of the bore.AGZD
Bore Shape:
Straight
MRC:
The ability of the bearing to provide freedom for axial movement of the shaft relative to the housing.AGZF
Locating Feature:
Nonlocating
MRC:
The clearance between the bearing rings and the rolling elements.AKVV
Internal Clearance:
0.0008 inches radial and 0.0034 inches radial
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Abmk and adga and feat
MRC:
The standard tolerance designation indicating the manufactured limitations of the item as established by the various specifications and standards.CTFZ
Standard Tolerance Designation:
Rbec no.1
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Copper alloy retainer
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel inner ring
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel outer ring
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel roller
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
252a single row, non-locating, two lip inner ring, cylindrical outer ring, separable
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Single row, non-locating, two lip inner ring, cylindrical outer ring, separable
