3120-01-556-1202 BEARING,PLAIN,SELF-ALIGNING Index 3120-01-553-9908 BUSHING,SLEEVE

National Stock Number:
3120-01-554-4457

Federal Supply Class:
3120

National Item Identification Number:
015544457

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.


Manufacturer Information:
2643-820-03 ITEM 3796169ELECTRIC BOAT CORPORATION
2643-820-03 ITEM 37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
264382003-37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7380478-264382003-37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7380478-264382003-3753711NAVAL SEA SYSTEMS COMMAND
264382003-3796169ELECTRIC BOAT CORPORATION
7383858-264382003-37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
845-7286645 ITEM 37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
G547-0002-264382003-37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
H547-0001-264382003-37CP03950NAVAL INVENTORY CONTROL POINT MECHANICSBURG
7383858-264382003-3753711NAVAL SEA SYSTEMS COMMAND
845-7286645 ITEM 3753711NAVAL SEA SYSTEMS COMMAND
G547-0002-264382003-3796169ELECTRIC BOAT CORPORATION
H547-0001-264382003-3796169ELECTRIC BOAT CORPORATION


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