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National Stock Number:
3120-00-560-6916
Federal Supply Class:
3120
National Item Identification Number:
005606916
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:
| 49381P5 | 00198 | PRATT & WHITNEY CANADA CORP | | 49381P5 | 77445 | RTX CORPORATION | | AS49381P5 | 12776 | AIRCRAFT SUPPLIES |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | SHOULDERED | | DIAMETER | 1.6140 INCHES MINIMUM AND 1.6160 INCHES MAXIMUM | | FLANGE THICKNESS | 0.0610 INCHES MINIMUM AND 0.0630 INCHES MAXIMUM | | HARDNESS RATING | 40.0 ROCKWELL C NOMINAL OVERALL | | OUTSIDE DIAMETER | 2.3800 INCHES NOMINAL | | OVERALL THICKNESS | 0.2950 INCHES MINIMUM AND 0.3050 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4820 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | SHANK OUTSIDE DIAMETER | 1.7560 INCHES MINIMUM AND 1.7570 INCHES MAXIMUM | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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