3110-01-493-7720 BEARING,BALL,ANNULAR Index 4820-01-493-7722 PARTS KIT,BUTTERFLY VALVE

National Stock Number:
3110-01-493-7721

Federal Supply Class:
3110

National Item Identification Number:
014937721

Description:
BEARING,BALL,ANNULAR

Detail:
A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see BEARING, BALL, DUPLEX. Excludes BEARING, BALL, AIRFRAME.


Manufacturer Information:
319-2301K426MOOG INC.
319-230-0802-621K426MOOG INC.
SSR-2280ZZRA3P25LY53383086NEW HAMPSHIRE BALL BEARINGS INC
319-230-0802-6299932MOOG INC.


Techincal Specification:
BEARING SEAL TYPELABYRINTH
BORE DIAMETER0.3147 INCHES MINIMUM AND 0.3150 INCHES MAXIMUM
BORE SHAPESTANDARD TAPER
LOAD DIRECTIONANGULAR
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATIONMIL-G-83261 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIALGREASE
OVERALL OUTSIDE DIAMETER0.8658 INCHES MINIMUM AND 0.8661 INCHES MAXIMUM
OVERALL WIDTH0.2736 INCHES MINIMUM AND 0.2756 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC 1ST MATERIAL RESPONSE AND ASTM-A-313 FED SPEC 2ND MATERIAL RESPONSE BALL
MATERIALSTEEL COMP 440C AND STEEL UNS K44220 BALL
SEAL QUANTITY2
SHIELD QUANTITY2
STYLE DESIGNATORSHOULDERED INNER RING, SEPARABLE
SURFACE FINISHGROUND


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