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National Stock Number:
3120-00-907-1239
Federal Supply Class:
3120
National Item Identification Number:
009071239
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:
| 10560309 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | 13026341 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 24421 | 08302 | PACCAR WINCH INC | | 13026341 | 27737 | INA BEARING CO INC | | 13026341 | 5XMS1 | JTEKT BEARINGS NORTH AMERICA LLC | | 13026341 | 60380 | TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT | | Y1028-4-8 | 08484 | BREEZE-EASTERN LLC | | 24421 | 4S320 | FEDERAL FIRE AND SAFETY EQUIPMENT CO | | 2907773-1 | 53711 | NAVAL SEA SYSTEMS COMMAND | | TRC-2031 | 60380 | TIMKEN AEROSPACE, INC DBA TORRINGTON PRODUCT | | TRC-2031 | 78784 | TORRINGTON CO THE MACHINERY DIV SUB OF INGERSOLL-RAND CO | | C1443-43 | 81755 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 1.2520 INCHES MINIMUM AND 1.2620 INCHES MAXIMUM | | OVERALL THICKNESS | 0.0920 INCHES MINIMUM AND 0.0950 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | OUTSIDE DIAMETER | 1.9070 INCHES MINIMUM AND 1.9270 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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