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National Stock Number:
3120-00-082-3382
Federal Supply Class:
3120
National Item Identification Number:
000823382
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:
| 531272-1 | 70210 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP E4340 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND | | 48.0 ROCKWELL C MAXIMUM OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 1.5615 INCHES MINIMUM AND | | 1.5625 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | SHOULDERED | | FLANGE THICKNESS | 0.2000 INCHES MINIMUM AND | | 0.2050 INCHES MAXIMUM | | OVERALL THICKNESS | 0.3950 INCHES NOMINAL | | SHANK OUTSIDE DIAMETER | 1.3500 INCHES MINIMUM AND | | 1.3700 INCHES MAXIMUM | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 0.6700 INCHES MINIMUM AND | | 0.7000 INCHES MAXIMUM | | SURFACE CONDITION | GROUND | | SURFACE FINISH | 63.0 MICROINCHES LEFT SIDE | | SPECIAL FEATURES | LEFT END SURFACE OF FLANGE COUNTERBORE 1.4680 IN. MIN,1.4690 IN. MAX DIA,INSIDE DIA OF BORE COUNTER SNK 0.8700 IN. MIN,0.8900 IN. MAX DIA,BY 118 MIN,122 MAX DEGREES |
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