Product Details | SELF-ALIGNING PLAIN BEARING

3120-01-287-3599 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: M81936/1-8R, M8193618R, AGB8V, AS81936/1, AS81936/1-8R, AS819361, AS8193618R, BSSN82025G4, BSSN8-2025G4, SBU16RLH322A, SBU16RLH32-2A, ST4M123GR8, KSB827G, KSB8-27G, 5591808, 55918-08, 3120-01-287-3599, 01-287-3599, 3120012873599, 012873599

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 20 OCT 1988 01-287-3599

Drawings & Photos | NSN 3120-01-287-3599


Demand History | NSN 3120-01-287-3599

Part Number Request Date QTY Origin
M8193618R 2025-01-09 4 United States
3120-01-287-3599 2024-06-178 10 Saudi Arabia
3120-01-287-3599 2021-11-330 433 DIBBS
3120-01-287-3599 2021-11-322 433 DIBBS
3120-01-287-3599 2018-06-161 117 DIBBS
M8193618R 2018-01-11 50 US
M8193618R 2018-01-11 50 US
M8193618R 2016-10-284 50 United States
M8193618R 2016-10-284 100 United States
3120-01-287-3599 2015-08-232 160 DIBBS
3120-01-287-3599 2015-08-223 160 DIBBS
M8193618R 2012-12-341 60 Canada
M8193618R 2012-11-320 25 US
M8193618R 2012-05-129 36 US
M8193618R 2010-10-291 20 US
AS819361 2010-08-239 2 CA
M8193618R 2010-07-197 11 US
M8193618R 2010-06-172 6 United States
M8193618R 2009-06-162 96 US
3120-01-287-3599 2009-01-06 6 US
3120-01-287-3599 2008-02-36 222 DIBBS
3120-01-287-3599 2007-10-302 107 DIBBS
M8193618R 2007-09-248 100 US
3120-01-287-3599 2007-08-242 97 DIBBS

Cross Reference | NSN 3120-01-287-3599

Part Number Cage Code Manufacturer
55918-08 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
AGB8V 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
AS81936/1 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS81936/1-8R 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
BSSN8-2025G4 81376 RBC SOUTHWEST PRODUCTS, INC.
KSB8-27G 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING
M81936/1-8R 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
SBU16RLH32-2A 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
SBU16RLH32-2A 3NPS1 RBC AIRCRAFT PRODUCTS, INC.
ST4M123GR8 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
ST4M123GR8 15860 NEW HAMPSHIRE BALL BEARINGS, INC. DBA ASTRO DIVISION
ST4M123GR8 76301 BOEING COMPANY, THE DBA BOEING
ST4M123GR8 81376 RBC SOUTHWEST PRODUCTS, INC.
ST4M123GR8 97613 DOVER ENGINEERED SYSTEMS, INC. DBA KAHR BEARING

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Technical Data | NSN 3120-01-287-3599

Characteristic Specifications
MATERIAL COPPER ALLOY 172 AND COPPER ALLOY 173 INNER MEMBER STEEL COMP 630 OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE INNER MEMBER AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
HARDNESS RATING 37.0 ROCKWELL C NOMINAL INNER MEMBER 28.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
STYLE DESIGNATOR 11B WITHOUT INSERT OR LINER
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 0.3850 INCHES MINIMUM AND 0.3900 INCHES MAXIMUM
INNER MEMBER WIDTH 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 24044 POUNDS
SPECIAL FEATURES THREE HOLES EQUALLY SPACED THRU RACE ONLY

Restrictions/Controls & Freight Information | NSN 3120-01-287-3599

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 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 KH Defense Industrial Supply Center
Philadelphia, PA 19111
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 3120-01-287-3599

Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price ValidationN The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM.
  • The price has not been analyzed or reviewed for accuracy.
  • ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
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
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