Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-801-0348 A detachable assembly in or on which a journal, gudgeon, pivot, or the like moves. It is used to carry a load and to reduce sliding friction. It does not employ rolling elements. The item consists of a bored precision ground ball (or spherical plain bearing) around which an outer ring is fitted. The assembly may be either separable or nonseparable. Excludes BEARING, PLAIN, ROD END and BEARING, PLAIN, SPHERICAL.

Part Alternates: HU12SGA, KWB125SGA, KWB12SGA, WBG12SA, 9171384, 3120-00-801-0348, 00-801-0348, 3120008010348, 008010348

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1963 00-801-0348

Drawings & Photos | NSN 3120-00-801-0348


Cross Reference | NSN 3120-00-801-0348

Part Number Cage Code Manufacturer
9171384 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
HU12SGA 02758 U S BEARINGS
KWB125SGA 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
KWB12SGA 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
WBG12SA 57448 STEPHENS-ADAMSON INC A SUB OF ALLIS-CHALMERS CORP

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Technical Data | NSN 3120-00-801-0348

Characteristic Specifications
MATERIAL STEEL COMP E52100 INNER MEMBER STEEL COMP 4130 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER 66 FED STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING 36.0 ROCKWELL C NOMINAL INNER MEMBER
SURFACE TREATMENT CHROMIUM INNER MEMBER CADMIUM OUTER RACE MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.6250 INCHES NOMINAL
INNER MEMBER WIDTH 0.8700 INCHES MINIMUM AND 0.8750 INCHES MAXIMUM
LUBRICATION FEATURE PERFORATION INNER MEMBER GROOVE INTERNAL INNER MEMBER PERFORATION OUTER RACE MEMBER

Restrictions/Controls & Freight Information | NSN 3120-00-801-0348

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
NMF Description 114850 BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating W Rating Variable
Less than truck load rating Q 70.0
Water commodity Code 742 unknown
Originating Activity Code XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable