Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Retainer silver plated per ams 2412 inner ring and outer ring marked w/same serial no., surface finish--land surface finish 20 microinches aa, stabilized for operation to 400 degrees f, three slots equally spaced on one face of outer ring 0.4700 in. Min, 0.5300 in.Max w, 0.0500 in. Min, 0.0600 in. Maximum depth
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:
21.0 millimeters
MRC:
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.ABXV
Bore Diameter:
55.0 millimeters
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:
100.0 millimeters
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:
0.0021 inches radial and 0.0031 inches radial
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.5
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 specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Fed-std-66 federal standard single material response inner ring
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Fed-std-66 federal standard single material response outer ring
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Fed-std-66 federal standard single material response roller
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Sb2154-1, 78286 mfr ref single material response retainer
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 specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
81349-mil-i-6868 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).
