Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-180-7690 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: MS141038, MS14103-8 , MS212308, MS21230-8, SBSH16ATC32Z, SBSH16ATC32ZM, TGA108, LM303184, LM303-184, 3120-00-180-7690, 00-180-7690, 3120001807690, 001807690

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 08 JUL 1970 00-180-7690

Drawings & Photos | NSN 3120-00-180-7690


Demand History | NSN 3120-00-180-7690

Part Number Request Date QTY Origin
MS141038 2025-09-255 10 United States
MS141038 2024-01-02 50 United States
3120-00-180-7690 2020-09-274 1 United States
MS14103-8 2020-08-227 31 IN
MS141038 2020-06-163 20 United States
MS141038 2020-04-107 6 United States
MS212308 2018-07-212 27 US
MS141038 2017-08-243 100 Canada
MS141038 2017-08-243 200 Canada
MS141038 2017-08-221 5 United States
MS141038 2015-10-288 30 Israel
MS141038 2015-04-113 1 United States
MS141038 2014-02-48 30 United States
MS141038 2013-09-260 11 us
MS141038 2013-06-157 76 US
MS212308 2012-11-326 10 United States
MS141038 2012-04-101 2546 United States
MS141038 2011-12-339 2 US
MS141038 2011-12-339 5 US
MS141038 2011-12-339 10 US
MS141038 2011-10-291 65 United States
3120-00-180-7690 2011-07-200 110 United States
MS141038 2011-04-105 3 US
MS141038 2010-11-315 50 United States
MS141038 2010-08-237 48 US
MS141038 2010-08-225 8 US
MS141038 2008-09-248 50 US

Cross Reference | NSN 3120-00-180-7690

Part Number Cage Code Manufacturer
LM303-184 76005 LORD CORPORATION DBA AEROSPACE DIVISION
MS14103-8 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
MS21230-8 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
SBSH16ATC32Z 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
SBSH16ATC32Z 3NPS1 RBC AIRCRAFT PRODUCTS, INC.
SBSH16ATC32ZM 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
SBSH16ATC32ZM 3NPS1 RBC AIRCRAFT PRODUCTS, INC.
TGA108 77896 REXNORD INDUSTRIES, LLC DIV BEARING OPERATION

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Technical Data | NSN 3120-00-180-7690

Characteristic Specifications
MATERIAL STEEL COMP 440C INNER MEMBER STEEL COMP 410 AND STEEL COMP 630 AND STEEL COMP 631 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER 66 FED STD 1ST MATERIAL RESPONSE AND AMS 5643 ASSN STD 2ND MATERIAL RESPONSE AND AMS 5528 ASSN STD 3RD MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER 23.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
STYLE DESIGNATOR 10A WITH INSERT AND/OR LINER WITH STAKING GROOVE
BORE DIAMETER 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.9995 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.5000 INCHES MINIMUM AND 0.5100 INCHES MAXIMUM
INNER MEMBER WIDTH 0.6230 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 27500 POUNDS
MANUFACTURERS CODE 96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MS21230-8

Restrictions/Controls & Freight Information | NSN 3120-00-180-7690

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 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 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 3120-00-180-7690

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