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National Stock Number:
3120-01-525-7571
Federal Supply Class:
3120
National Item Identification Number:
015257571
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:
| 19663 | 07070 | NAVY, UNITED STATES DEPARTMENT OF THE DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY | | 19663-1 | 07070 | NAVY, UNITED STATES DEPARTMENT OF THE DBA NAVAL SURFACE WARFARE CENTER PANAMA CITY |
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Techincal Specification:
| DIAMETER | 2.7000 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-L-17331 MIL STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER OVERALL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | THRUST BEARING ,LOWER ROLLER | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 4.4000 INCHES NOMINAL | | OVERALL THICKNESS | 0.0950 INCHES MINIMUM | | SPECIAL FEATURES | MATERIAL IS OIL-LITE- BRONZE | | STYLE DESIGNATOR | ROUND |
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