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National Stock Number:
3120-00-517-0167
Federal Supply Class:
3120
National Item Identification Number:
005170167
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:
| S8164-73 | 70210 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE OR | | MIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND | | 34.0 ROCKWELL C MAXIMUM OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 0.7400 INCHES MINIMUM AND | | 0.7600 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.1200 INCHES MINIMUM AND | | 0.1300 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | EXTENDED ROUND W/KEY | | DIAMETER | 0.3945 INCHES MINIMUM AND | | 0.3955 INCHES MAXIMUM | | SURFACE FINISH | 100.0 MICROINCHES OVERALL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 70210 | | DESIGN CONTROL REFERENCE | S8164-73 |
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