Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-661-7138 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: BLN4003GC, BLN4003GCMILG3278, KSBG4, PRB4, 0404L, 4M71A4G, 3120-00-661-7138, 00-661-7138, 3120006617138, 006617138

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1963 00-661-7138

Drawings & Photos | NSN 3120-00-661-7138


Demand History | NSN 3120-00-661-7138

Part Number Request Date QTY Origin
3120-00-661-7138 2010-05-138 25 United States
4M71A4G 2007-10-293 40 US

Cross Reference | NSN 3120-00-661-7138

Part Number Cage Code Manufacturer
0404L 01073 ACOR INC
4M71A4G 76301 BOEING COMPANY, THE DBA BOEING
BLN4003GC 81376 RBC SOUTHWEST PRODUCTS, INC.
BLN4003GCMILG3278 81376 RBC SOUTHWEST PRODUCTS, INC.
KSBG4 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
PRB4 99528 RADIAL BEARING CORPORATION

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Technical Data | NSN 3120-00-661-7138

Characteristic Specifications
MATERIAL STEEL INNER MEMBER COPPER ALLOY OUTER RACE MEMBER
SURFACE TREATMENT CADMIUM OUTER RACE MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
BORE DIAMETER 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.2450 INCHES NOMINAL
INNER MEMBER WIDTH 0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM
LUBRICATION FEATURE GROOVE EXTERNAL OUTER MEMBER

Restrictions/Controls & Freight Information | NSN 3120-00-661-7138

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 061130 CABLE ASSEMBLY
Less than car load rating Q 70
Less than truck load rating P 77.5
Water commodity Code 743 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 H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
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 3120-00-661-7138

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