Sleeve Bearing

BR303

BR303
(NSN) National Stock Number
3120-00-288-0010
Federal Supply Classification
3120 Unmounted Plain Bearings
Item Name Code
13205
Schedule B Code
8482997090
Summary

4.9900 inches minimum and 5.0100 inches maximum overall length, 5.4340 inches minimum and 5.4360 inches maximum body outside diameter, 4.4420 inches minimum and 4.4440 inches maximum body inside diameter, 7.9990 inches minimum and 8.0100 inches maximum flange outside diameter, 0.2400 inches minimum and 0.2600 inches maximum flange width, grooved closed both ends lubricant accommodation style

DAC HCC DMIL RNCC
X - - 3
RNVC SADC MSDS RNAAC
9 - - XX
Identification

A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also bushing, sleeve; spacer, sleeve; and washer (as modified). Excludes:pin, hollow.

INC FIIG Concept Condition
13205 A045A0 - 1
Specifications
Overall Length
4.9900 inches minimum and 5.0100 inches maximum
Details The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.
Body Outside Diameter
5.4340 inches minimum and 5.4360 inches maximum
Details The length of a straight line which passes through the center of the body,and terminates at the outside circumference.
Body Inside Diameter
4.4420 inches minimum and 4.4440 inches maximum
Details The length of a straight line which passes through the center of a body,and terminates at the inside circumference.
Flange Outside Diameter
7.9990 inches minimum and 8.0100 inches maximum
Details The length of a straight line which passes through the center of the flange,and terminates at the outside circumference.
Flange Width
0.2400 inches minimum and 0.2600 inches maximum
Details A measurement taken at right angles to the length of a flange,in distinction from thickness.
Lubricant Accommodation Style
grooved closed both ends
Details The style designation indicating the configuration that most nearly corresponds to the means whereby the lubricant is set into the item.
Corner Shape
square inside left corner
Details The physical configuration of the corner.
Corner Shape
square left flange body corner
Details The physical configuration of the corner.
Corner Shape
square inside right corner
Details The physical configuration of the corner.
Corner Shape
square outside left corner
Details The physical configuration of the corner.
Corner Shape
square left flange outside right corner
Details The physical configuration of the corner.
Corner Shape
square outside right corner
Details The physical configuration of the corner.
Surface Groove Location And Quantity
1 internal
Details Indicates the location and number of grooves on the surface of the item.
Special Features
4 holes 0.2656 in. dia countersunk 0.0625 in. equally spaced on a 6.7500 in. dia bolt circle located on flange for securing
Details 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 on one or more other functions.
Material
copper alloy 903 overall or copper alloy 923 overall
Details The chemical compound or mechanical mixture properties of which the item is fabricated.
Material Document And Classification
mil-b-16540,gr a mil spec all material responses overall
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Style Designator
solid, external flange one end
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the item.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
58860 - P -
RVC WCC TCC SHC
- 742 Z 9

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Manufacturer
DOVER CORP ELEVATOR DIV
CAGE: 33456
MEMPHIS , TN , 38101-2177
UNITED STATES
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FAQs
Frequently asked questions for NSN 3120-00-288-0010
What is the NIIN of the NSN 3120-00-288-0010?
The National Item Identification Number (NIIN) of the NSN 3120-00-288-0010 is 00-288-0010
When the NSN 3120-00-288-0010 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 3120-00-288-0010 contain any precious metals?
Type/content is unknown
Does the NSN 3120-00-288-0010 contain any hazardous material?
No data in HMIRS

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