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National Stock Number:
3120-00-725-8877
Federal Supply Class:
3120
National Item Identification Number:
007258877
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:
| 1233819 | 06350 | ASSET SYSTEMS, INC. | | 1233819 | 22888 | FMC CORP |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | CHAMFERED OUTSIDE RIGHT CORNER | | CORNER SHAPE | SQUARE INSIDE LEFT CORNER | | CORNER SHAPE | SQUARE INSIDE RIGHT CORNER | | CORNER SHAPE | SQUARE OUTSIDE LEFT CORNER | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 1.7530 INCHES MINIMUM AND 1.7730 INCHES MAXIMUM | | OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL | | OVERALL THICKNESS | 0.2450 INCHES MINIMUM AND 0.2550 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY OVERALL | | MATERIAL | LUBRICANT LUBRICATION | | STYLE DESIGNATOR | ROUND | | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | SURFACE FINISH | 125.0 MICROINCHES LEFT SIDE | | SURFACE FINISH | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | SURFACE FINISH | 125.0 MICROINCHES RIGHT SIDE |
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