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National Stock Number:
3120-00-517-0459
Federal Supply Class:
3120
National Item Identification Number:
005170459
Description:
BEARING,WASHER,THRUST
Detail:
An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also WASHER, FLAT and SPACER, SLEEVE.
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Manufacturer Information:
| 3174850PC2 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 3228337 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 600009PC2 | 03966 | ZURN INDUSTRIES INC | | 600009PC2 | 70487 | AMERIDRIVES INTERNATIONAL LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP 1020 OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 12.6200 INCHES MINIMUM AND | | 12.6300 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.9050 INCHES MINIMUM AND | | 0.9070 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 10.1970 INCHES MINIMUM AND | | 10.1990 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 125.0 MICROINCHES LEFT SIDE | | 125.0 MICROINCHES RIGHT SIDE | | LUBRICATION FEATURE | GROOVE FLAT BEARING SURFACE | | SPECIAL FEATURES | EIGHT GROOVES ON SIDE |
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