Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-818-6934 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: BSN10003GC, HSBG10S, SBG10LS, 30F49, 3120-00-818-6934, 00-818-6934, 3120008186934, 008186934

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1962 00-818-6934

Drawings & Photos | NSN 3120-00-818-6934


Cross Reference | NSN 3120-00-818-6934

Part Number Cage Code Manufacturer
30F49 05643 BARBER-GREENE CO
30F49 0MKW7 MINNPAR, LLC DBA MINNPAR
30F49 61790 ASTEC INDUSTRIES, INC. DIV ASTEC IND.
BSN10003GC 81376 RBC SOUTHWEST PRODUCTS, INC.
HSBG10S 02758 U S BEARINGS
SBG10LS 02695 MORSE INDUSTRIAL CORP SEALMASTER BEARING DIV

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Technical Data | NSN 3120-00-818-6934

Characteristic Specifications
MATERIAL STEEL COMP E52100 INNER MEMBER STEEL COMP 4130 OUTER RACE MEMBER
HARDNESS RATING 59.0 ROCKWELL C NOMINAL INNER MEMBER 36.0 ROCKWELL C NOMINAL OUTER RACE MEMBER
SURFACE TREATMENT CHROMIUM INNER MEMBER CADMIUM OUTER RACE MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 0.6245 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 1.1870 INCHES MINIMUM AND 1.1875 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM
INNER MEMBER WIDTH 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
LUBRICATION FEATURE GROOVE AND PERFORATION EXTERNAL OUTER MEMBER GROOVE AND PERFORATION INTERNAL OUTER MEMBER
STATIC RADIAL LOAD RATING 40000 POUNDS

Restrictions/Controls & Freight Information | NSN 3120-00-818-6934

Category Code Description
Shelf-Life Code:0Nondeteriorative
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.
Controlled Inventory Item Code:UUNCLASSIFIED
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 Y Protected cargo, other than above, including sensitive cargo requiring hand-to-hand receipt and/or security precautions.
Special Handling Code 5 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 3120-00-818-6934

Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9IDefense Industrial Supply Center
Philadelphia, PA 19111
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each