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National Stock Number:
3120-01-502-2122
Federal Supply Class:
3120
National Item Identification Number:
015022122
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:
| 11-1/8-5353-14 | 75333 | KINGSBURY INC. | | 465385 | 75333 | KINGSBURY INC. | | 465385-REF-D4 | 75333 | KINGSBURY INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 6.2500 INCHES NOMINAL | | OUTSIDE DIAMETER | 11.4880 INCHES MINIMUM AND 11.4920 INCHES MAXIMUM | | OVERALL THICKNESS | 2.2031 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SPECIAL FEATURES | INCLUDE 2 X BASE RING (IN HALVES); ASTM A516, 2 X BASE RING KEY; ASTM-A108 AND 2 X BASE RING KEY SCREW; MIL-S-933 | | STYLE DESIGNATOR | ROUND |
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