Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-004-7031 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: CB 12 RA, CB12RA, CB-12RA, F20113G001PC50, 3120-01-004-7031, 01-004-7031, 3120010047031, 010047031

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 29 MAY 1975 01-004-7031

Drawings & Photos | NSN 3120-01-004-7031


Cross Reference | NSN 3120-01-004-7031

Part Number Cage Code Manufacturer
CB 12 RA 03950 NAVAL INVENTORY CONTROL POINT MECHANICSBURG
CB-12RA 40920 MPB CORPORATION DBA TIMKEN SUPER PRECISION
CB12RA 31633 ALINABAL HOLDINGS CORPORATION
F20113G001PC50 98523 JERED LLC DBA PAR

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Technical Data | NSN 3120-01-004-7031

Characteristic Specifications
MATERIAL COPPER ALLOY INNER MEMBER STEEL OUTER RACE MEMBER STEEL RACE INSERT
SURFACE TREATMENT CADMIUM OUTSIDE DIAMETER SURFACE OF BODY
STYLE DESIGNATOR 11A WITH INSERT AND/OR LINER
BORE DIAMETER 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 1.8745 INCHES MINIMUM AND 1.8750 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.6820 INCHES MINIMUM AND 0.6920 INCHES MAXIMUM
INNER MEMBER WIDTH 0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 6560 POUNDS
MANUFACTURERS CODE 31633
DESIGN CONTROL REFERENCE CB12RA

Restrictions/Controls & Freight Information | NSN 3120-01-004-7031

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:AItem does not contain precious metal
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 114870 BEARING/BUSHING METAL
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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

Management | NSN 3120-01-004-7031

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each