Sleeve bearing 4B21S4-112
Manufacturer Specification
Brand
Corner Shape
Square all corners
Hardness Rating
26.0 rockwell c and 33.0 rockwell c
Surface Finish
125.0 microinches left end surface of body
Surface Finish
125.0 microinches right end surface of body
Surface Finish
16.0 microinches outside diameter surface of body
Surface Finish
250.0 microinches inside diameter surface of body
Material Specification
Mil-s-6758, cond c 4 military specification single material response
Style Designator
17c solid, plain, no outside flanges
Style Designator
Solid, plain, no outside flanges
NSN
3120-00-510-2105
Description
Bearing,sleeve
Product Details
1.3700 inches minimum and 1.3750 inches maximum overall length, 0.3730 inches minimum and 0.3735 inches maximum body outside diameter, 0.2495 inches minimum and 0.2505 inches maximum body inside diameter, steel comp 4130 overall material, chromium outside diameter surface of body surface treatment.
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last updated on 05/13/2024