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National Stock Number:
3120-01-108-4534
Federal Supply Class:
3120
National Item Identification Number:
011084534
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:
| 803-1624094 PC 59 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 805-1624105 PC 59 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 805-1624105 PIE | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CORNER SHAPE | CHAMFERED FIRST INSIDE CORNER | | CORNER SHAPE | CHAMFERED SECOND INSIDE CORNER | | CORNER SHAPE | SQUARE FIRST OUTSIDE CORNER | | CORNER SHAPE | SQUARE SECOND OUTSIDE CORNER | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | DIAMETER | 1.0150 INCHES NOMINAL | | OUTSIDE DIAMETER | 1.6250 INCHES NOMINAL | | OVERALL THICKNESS | 0.1250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-5687,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | COPPER ALLOY OVERALL | | MATERIAL | OIL LUBRICATING LUBRICATION | | SPECIAL FEATURES | FIRST INSIDE CORNER CHAMFER LENGTH 0.0625 IN. NOMINAL; FIRST INSIDE CORNER CHAMFER ANGLE IN DEG 45.0 | | STYLE DESIGNATOR | ROUND | | SURFACE CONDITION | GROUND |
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