Product Details | SELF-ALIGNING PLAIN BEARING

3120-00-931-4788 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: LHV523, LHV5-23, RALT5N7, WBS10FTF29, 2060010533, 206-001-053-3, 76549, 3120-00-931-4788, 00-931-4788, 3120009314788, 009314788

Bearings | Bearings, Plain, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 21 SEP 1966 00-931-4788

Drawings & Photos | NSN 3120-00-931-4788


Demand History | NSN 3120-00-931-4788

Part Number Request Date QTY Origin
3120-00-931-4788 2013-06-09 188 DIBBS
3120-00-931-4788 2011-09-28 121 DIBBS
3120-00-931-4788 2010-06-01 69 DIBBS
2060010533 2009-06-15 12 US

Cross Reference | NSN 3120-00-931-4788

Part Number Cage Code Manufacturer
206-001-053-3 97499 BELL HELICOPTER TEXTRON INC.
76549 09455 RBC TRANSPORT DYNAMICS CORP. DIV RBC TRANSPORT DYNAMICS
LHV5-23 73134 ROLLER BEARING COMPANY OF AMERICA, INC.
RALT5N7 99528 RADIAL BEARING CORPORATION
WBS10FTF29 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
WBS10FTF29 3NPS1 RBC AIRCRAFT PRODUCTS, INC.

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Technical Data | NSN 3120-00-931-4788

Characteristic Specifications
MATERIAL ALUMINUM ALLOY 2024 INNER MEMBER ALUMINUM ALLOY 2024 OUTER RACE MEMBER PLASTIC TETRAFLUOROETHYLENE RACE LINER
MATERIAL DOCUMENT AND CLASSIFICATION 206-001-053-3,97499 MFR REF SINGLE MATERIAL RESPONSE INNER MEMBER 206-001-053-3,97499 MFR REF SINGLE MATERIAL RESPONSE OUTER RACE MEMBER 206-001-053-3,97499 MFR REF SINGLE MATERIAL RESPONSE RACE LINER
SURFACE TREATMENT ANODIZE AND CHROMATE INNER MEMBER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION 206-001-053-3,97499 MFR REF SINGLE TREATMENT RESPONSE INNER MEMBER
STYLE DESIGNATOR 11A WITH INSERT AND/OR LINER
BORE DIAMETER 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM
OUTER MEMBER OUTSIDE DIAMETER 0.9057 INCHES MINIMUM AND 0.9062 INCHES MAXIMUM
OUTER MEMBER WIDTH 0.3380 INCHES MINIMUM AND 0.3480 INCHES MAXIMUM
INNER MEMBER WIDTH 0.7300 INCHES MINIMUM AND 0.7350 INCHES MAXIMUM
STATIC RADIAL LOAD RATING 3000 POUNDS
SPECIAL FEATURES 17 DEG MIN MISALIGNMENT IN EITHERDIRECTION
MANUFACTURERS CODE 97499
MFR SOURCE CONTROLLING REFERENCE 206-001-053-3

Restrictions/Controls & Freight Information | NSN 3120-00-931-4788

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 742 unknown
Originating Activity Code CT U.S. Army Aviation and Missile Command (AIR)
Redstone Arsenal, AL 35898-5230
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 3120-00-931-4788

Category Code Description
Materiel Category and Inventory ManagerT Industrial Supplies (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic CodeB Rotary Wing Aircraft
Weapons Systems/End Item or Homogeneous GroupBXOH-58D Army Helicopter Improvement Program (AHIP)
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
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
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 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
Category Code Description
Cognizance Codes9ZNavy-owned stocks of defense industrial material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
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