Product Details | AIRFRAME BALL BEARING

3110-01-428-5915 A cylindrical item in which the inner or outer ring turns upon row(s) of hardened BALL, BEARING which roll on a raceway, thus minimizing friction. These items are characterized by their noncorrosive qualities, lightness of weight, inch dimensions rather than metric, inner rings generally projecting beyond the faces of the outer ring, or a very narrow width inner ring having an outside diameter slightly larger than the bore diameter. Designed primarily for use in aircraft assemblies, such as control systems and surfaces of aircraft. Excludes BEARING, BALL, ANNULAR.

Part Alternates: MDW4K2 FS464, MDW4K2FS464, 3110-01-428-5915, 01-428-5915, 3110014285915, 014285915

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 28 MAR 1996 01-428-5915

Drawings & Photos | NSN 3110-01-428-5915


Cross Reference | NSN 3110-01-428-5915

Part Number Cage Code Manufacturer
MDW4K2 FS464 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
MDW4K2 FS464 3NPS1 RBC AIRCRAFT PRODUCTS, INC.

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Technical Data | NSN 3110-01-428-5915

Characteristic Specifications
MATERIAL STEEL BALL STEEL INNER RING STEEL OUTER RING STEEL RETAINER RUBBER SYNTHETIC SEAL
SURFACE TREATMENT CADMIUM AND CHROMATE ALL EXTERNAL/EXPOSED METAL SURFACES
STYLE DESIGNATOR 204 DOUBLE ROW
BORE DIAMETER 0.2497 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER 0.6246 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM
OUTER RING WIDTH 0.4950 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM
INNER RING WIDTH 0.5595 INCHES MINIMUM AND 0.5620 INCHES MAXIMUM
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE
RETAINER FABRICATION METHOD PRESSED
SEAL QUANTITY 2
BEARING SEAL TYPE CONTACT
LOAD DIRECTION RADIAL
SPECIAL FEATURES 0.0001 IN. MIN 0.0005 IN. MAX RADIAL CLEARANCE UNDER 2.2 LB LOAD AND 0.0020 IN. AXIAL PLAY UNDER 5.5 LB LOAD, OUTWARD CONVERGENT ANGLE

Restrictions/Controls & Freight Information | NSN 3110-01-428-5915

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 114820 BEARINGS/BUSHINGS NOI BALL/ROLLER
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 3110-01-428-5915

Category Code Description
Materiel Management Aggregation CodeBATB:C-17 PROGRAM
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.
Budget CodeS 1557X3010:Aircraft Replenishment Spares
Source of SupplyF77Boeing Military Transportation Aircraft
Los Angeles, CA 90307-3044
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesMRESTRICTED REQUISITIONS-MAJOR OVERHAUL (Service/Agency use only.) # Items (Assemblies and/or component parts) which for lack of specialized tools, test equipment, etc., can be used only by major overhaul activities. Base, post, camp or station activities will not requisition unless authorized to perform major overhaul function.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative