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National Stock Number:
3120-00-088-9748
Federal Supply Class:
3120
National Item Identification Number:
000889748
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:
| 204-072-005-001 | 97499 | BELL TEXTRON INC | | 204-072-005-1 | 80070 | LOCKHEED MARTIN CORPORATION | | 204-072-005-1 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| MATERIAL | IRON OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-5687 MIL SPEC ALL MATERIAL RESPONSES OVERALL | | STYLE DESIGNATOR | ROUND | | OUTSIDE DIAMETER | 1.4800 INCHES MINIMUM AND | | 1.5200 INCHES MAXIMUM | | CORNER SHAPE | SQUARE ALL CORNERS | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | OVERALL THICKNESS | 0.0310 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | DIAMETER | 1.0300 INCHES MINIMUM AND | | 1.0400 INCHES MAXIMUM | | SURFACE FINISH | 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY | | 125.0 MICROINCHES LARGEST OUTSIDE DIAMETER | | 125.0 MICROINCHES LEFT SIDE | | 125.0 MICROINCHES RIGHT SIDE | | LUBRICATION MATERIAL | LUBRICATING OIL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 97499 | | DESIGN CONTROL REFERENCE | 204-072-005-1 |
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