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National Stock Number:
3120-00-293-9989
Federal Supply Class:
3120
National Item Identification Number:
002939989
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:
| 356951 | 07524 | DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC | | D2-9420-229 | 73057 | USM CORP SUB OF EMHART INDUSTRIES INC FARREL CO DIV | | D2-9420PC229 | 73057 | USM CORP SUB OF EMHART INDUSTRIES INC FARREL CO DIV | | DE129S4200-241265PC229 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | DE99S4501-42PC46 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | DE99S4501-43PC46 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | E1872PC46 | 07524 | DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC | | E1873PC46 | 07524 | DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC | | E1874-46 | 07524 | DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC | | E2390PC46 | 07524 | DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC | | TW401C1 | 07524 | DOVER PUMPS & PROCESS SOLUTIONS SEGMENT INC | | DE99S4501-44PC46 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 3.0000 INCHES MINIMUM AND 3.0020 INCHES MAXIMUM | | MATERIAL | IRON OVERALL | | OUTSIDE DIAMETER | 4.2470 INCHES MINIMUM AND 4.2490 INCHES MAXIMUM | | OVERALL THICKNESS | 0.1890 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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