Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-173-3764 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: AD818V302, ADB18V302, 4M23818, 4M238-18, 0382618E003, 03-826-18E-003, 3120-01-173-3764, 01-173-3764, 3120011733764, 011733764

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 05 MAR 1984 01-173-3764

Drawings & Photos | NSN 3120-01-173-3764


Demand History | NSN 3120-01-173-3764

Part Number Request Date QTY Origin
4M23818 2020-09-261 5 United States
4M23818 2018-05-138 5 United States
4M23818 2016-05-138 2 US
3120-01-173-3764 2012-04-110 36 DIBBS
3120-01-173-3764 2012-04-95 36 DIBBS
3120-01-173-3764 2012-03-80 32 DIBBS
3120-01-173-3764 2007-02-51 73 DIBBS

Cross Reference | NSN 3120-01-173-3764

Part Number Cage Code Manufacturer
03-826-18E-003 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
4M238-18 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
4M238-18 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
4M238-18 76301 BOEING COMPANY, THE DBA BOEING
AD818V302 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
ADB18V302 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION

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Technical Data | NSN 3120-01-173-3764

Characteristic Specifications
MATERIAL STEEL COMP XM-13 INNER MEMBER STEEL COMP 630 OUTER RACE MEMBER PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER MIL-B-81820 MIL SPEC SINGLE MATERIAL RESPONSE RACE LINER
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
SURFACE TREATMENT PASSIVATE INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
STYLE DESIGNATOR 10A WITH INSERT AND/OR LINER WITH STAKING GROOVE
BORE DIAMETER 1.1250 INCHES MINIMUM AND 1.1255 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 1.9995 INCHES MINIMUM AND 2.0000 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
STATIC RADIAL LOAD RATING 105000 POUNDS
MANUFACTURERS CODE 76301
MFR SOURCE CONTROLLING REFERENCE 4M238-18

Restrictions/Controls & Freight Information | NSN 3120-01-173-3764

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 114850 BEARING/BUSHING O/T BALL/ROLLER I/S
Less than car load rating
Less than truck load rating Q 70.0
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 3120-01-173-3764

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 CodesZINSURANCE/NUMERIC STOCKAGE OBJECTIVE ITEM # Items which may be required occasionally or intermittently, and prudence requires that a nominal quantity of materiel be stocked due to the essentiality or the lead time of the item. 1. The item is centrally managed, stocked, and issued. 2. Requisitions will be submitted in accordance with IMM/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each