Product Details | SLEEVE BEARING

3120-00-727-4521 A tubular shaped item with or without flange(s) designed to reduce friction and carry a kinetic load on the surface(s) parallel to the axis of the bore. It must have a visible or detectable means of lubrication or be self-lubricated. The over all length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body, except for straight tubular (without flange or shoulder) items having a bearing surface(s) parallel to the axis of the bore only. Includes items which are divided into two or more segments which include 180 degrees (3.141 radians) or less of the bearing periphery. See also BUSHING, SLEEVE; SPACER, SLEEVE; and WASHER (as modified). Excludes PIN, HOLLOW.

Part Alternates: 19A5121BI, 1-9A5121BI, 3120-00-727-4521, 00-727-4521, 3120007274521, 007274521

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1961 00-727-4521

Drawings & Photos | NSN 3120-00-727-4521


Cross Reference | NSN 3120-00-727-4521

Part Number Cage Code Manufacturer
1-9A5121BI 79500 WESTINGHOUSE ELECTRIC CORP

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Technical Data | NSN 3120-00-727-4521

Characteristic Specifications
MATERIAL COPPER AND TIN INNER LAYER STEEL OUTER LAYER
STYLE DESIGNATOR 17B SEGMENTED
OVERALL LENGTH 18.0000 INCHES NOMINAL
BODY OUTSIDE DIAMETER 21.3750 INCHES MINIMUM AND 22.0000 INCHES MAXIMUM
BODY INSIDE DIAMETER 17.0000 INCHES MINIMUM AND 17.2500 INCHES MAXIMUM
CORNER SHAPE SQUARE ALL CORNERS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY 9 HOLE AND 2 SLOT
LUBRICATION MATERIAL LUBRICANT, MANUFACTURERS STANDARD
LUBRICANT ACCOMMODATION STYLE 67 GROOVED CLOSED BOTH ENDS
SPECIAL FEATURES ONE SURFACE GROOVE
MANUFACTURERS CODE 79500
DESIGN CONTROL REFERENCE 1-9A5121BI

Restrictions/Controls & Freight Information | NSN 3120-00-727-4521

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information