Product Details | AIRFRAME BALL BEARING

3110-00-901-7247 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: C4556BME3, C4556BME5P515L02, TCR4556P, TCR45-56P, 3110-00-901-7247, 00-901-7247, 3110009017247, 009017247

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 01 JAN 1960 00-901-7247

Drawings & Photos | NSN 3110-00-901-7247


Cross Reference | NSN 3110-00-901-7247

Part Number Cage Code Manufacturer
C4556BME3 40920 MPB CORPORATION DBA TIMKEN SUPER PRECISION
C4556BME5P515L02 40920 MPB CORPORATION DBA TIMKEN SUPER PRECISION
TCR45-56P 78118 MPB CORPORATION DBA TIMKEN AEROSPACE

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Technical Data | NSN 3110-00-901-7247

Characteristic Specifications
MATERIAL STEEL BALL STEEL INNER RING STEEL OUTER RING PLASTIC PHENOLIC RETAINER
SURFACE TREATMENT CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES
STYLE DESIGNATOR 202 SINGLE ROW, TORQUE TUBE TYPE, WITH OR WITHOUT CLOSURE
BORE DIAMETER 2.8122 INCHES MINIMUM AND 2.8128 INCHES MAXIMUM
OVERALL OUTSIDE DIAMETER 3.4992 INCHES MINIMUM AND 3.5001 INCHES MAXIMUM
OUTER RING WIDTH 0.3120 INCHES NOMINAL
INNER RING WIDTH 0.3700 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION RADIAL
SPECIAL FEATURES OUTER RING FRACTURED AT ONE POINT,TWO RETAINMENT RINGS ON OD OF OUTER RING,RADIAL CLEARANCE 0.0005 IN. MIN TO 0.0015 IN. MAX

Restrictions/Controls & Freight Information | NSN 3110-00-901-7247

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 XX
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 3110-00-901-7247

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.
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
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 CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each