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National Stock Number:
3120-01-241-6514
Federal Supply Class:
3120
National Item Identification Number:
012416514
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:
| 300167-118 | 05340 | LIDGERWOOD MANUFACTURING COMPANY | | 300167-F PIECE 118 | 05340 | LIDGERWOOD MANUFACTURING COMPANY |
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Techincal Specification:
| MATERIAL | PLASTIC PHENOLIC AND | | COTTON OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-18324 MIL SPEC ALL MATERIAL RESPONSES OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 20.0000 INCHES NOMINAL | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.5000 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 15.0000 INCHES NOMINAL | | LUBRICATION MATERIAL | GREASE | | LUBRICATION FEATURE | GROOVE AND | | PERFORATION LEFT SIDE | | SPECIAL FEATURES | ONE CIRCUMFERENTIAL GREASE GROOVE AND SIXTEEN 0.250 IN. W BY 0.125 IN. DP RADIAL GREASE GROOVES IN LEFT BEARING FACE; FOUR EQUALLY SPACED MOUNTING HOLES THRU FACE,0.656 IN. DIA,COUNTERSUNK 1.188 IN. DIA BY 0.125 IN. DP,ON 17.500 IN. DIA BLT CIRCLE |
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