Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-293-7976 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: AGB18V4003, BNG18H342, BNG18H-342, HSB18101, HSB18-101, 0358218E001, 03-582-18E-001, 4M34218, 4M342-18, 3120-01-293-7976, 01-293-7976, 3120012937976, 012937976

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 06 FEB 1989 01-293-7976

Drawings & Photos | NSN 3120-01-293-7976


Demand History | NSN 3120-01-293-7976

Part Number Request Date QTY Origin
4M342-18 2022-06-172 21 DIBBS
4M34218 2018-05-138 5 United States
4M34218 2015-08-224 2 United States
3120-01-293-7976 2012-07-194 149 DIBBS
3120-01-293-7976 2008-10-283 20 DIBBS
3120-01-293-7976 2008-05-152 122 DIBBS
3120-01-293-7976 2007-07-194 98 DIBBS
3120-01-293-7976 2007-05-131 177 DIBBS
3120-01-293-7976 2007-02-52 75 DIBBS
3120-01-293-7976 2007-02-46 63 DIBBS

Cross Reference | NSN 3120-01-293-7976

Part Number Cage Code Manufacturer
03-582-18E-001 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
4M342-18 02758 U S BEARINGS
4M342-18 05127 NETWORKS ELECTRONIC COMPANY, LLC
4M342-18 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
4M342-18 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
4M342-18 16746 SPECLINE INC.
4M342-18 76301 BOEING COMPANY, THE DBA BOEING
AGB18V4003 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
BNG18H-342 16746 SPECLINE INC.
HSB18-101 02758 U S BEARINGS
HSB18-101 05127 NETWORKS ELECTRONIC COMPANY, LLC

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Technical Data | NSN 3120-01-293-7976

Characteristic Specifications
MATERIAL COPPER ALLOY 172 OR COPPER ALLOY 173 INNER MEMBER STEEL COMP 630 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-530 FED SPEC ALL MATERIAL RESPONSES INNER MEMBER AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
STYLE DESIGNATOR 10B WITHOUT INSERT OR LINER WITH STAKING GROOVE
BORE DIAMETER 1.1250 INCHES MINIMUM AND 1.1255 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 2.0000 INCHES MINIMUM AND 2.0005 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.8950 INCHES MINIMUM AND 0.9050 INCHES MAXIMUM
INNER MEMBER WIDTH 0.9950 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
LUBRICATION MATERIAL LUBRICATING OIL
LUBRICATION FEATURE GROOVE AND PERFORATION INNER MEMBER
STATIC RADIAL LOAD RATING 121500 POUNDS
MANUFACTURERS CODE 76301
MFR SOURCE CONTROLLING REFERENCE 4M342-18

Restrictions/Controls & Freight Information | NSN 3120-01-293-7976

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 3120-01-293-7976

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each