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National Stock Number:
3120-01-529-6852
Federal Supply Class:
3120
National Item Identification Number:
015296852
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:
| 803-6397426 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 803-6397426-A ITEM 5 | 0ASY6 | DERBYSHIRE MARINE PRODUCTS, LLC | | 803-6397426-A ITEM 5 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| DIAMETER | 2.3440 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 2.8750 INCHES NOMINAL | | OVERALL THICKNESS | 0.1230 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM | | SPECIAL FEATURES | TDRAWING EXPORT CONTROLLED NOT TO BE RELEASED OUTSIDE USA; VLV ASSY BALL EMER BLOW MAIN BALLASTT TANK 4 INCH 4500 PSI NICRMOCB; MATERIAL DELRIN AF (PLASTIC ACETEL), FIBER RESIN OE 588 AS MFD BY POLYMER CORP. READING PA, OR EQUAL | | STYLE DESIGNATOR | ROUND |
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