Product Details | DUPLEX BALL BEARING

3110-01-271-3323 Two single row annular ball bearings selected dimensionally to be a matched pair or set. The ring faces have been specially ground to specified offsets that will produce predetermined preload when mounted. May include a single row angular contact bearing with faces specially ground for duplex mounting.

Part Alternates: 2MM206WICRDUL, 2MM206WIDUL, 3110-01-271-3323, 01-271-3323, 3110012713323, 012713323

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 23 JAN 1988 01-271-3323

Drawings & Photos | NSN 3110-01-271-3323


Cross Reference | NSN 3110-01-271-3323

Part Number Cage Code Manufacturer
2MM206WICRDUL 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE
2MM206WIDUL 21335 TIMKEN COMPANY, THE DIV TIMKEN AEROSPACE

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Technical Data | NSN 3110-01-271-3323

Characteristic Specifications
MATERIAL STEEL BALL STEEL INNER RING STEEL OUTER RING PLASTIC PHENOLIC RETAINER
STYLE DESIGNATOR 92B COUNTERBORED OUTER RINGS, NON-SEPARABLE, BACK TO BACK MOUNTING
OVERALL WIDTH 32.0 MILLIMETERS NOMINAL
BORE DIAMETER 30.0 MILLIMETERS NOMINAL
OVERALL OUTSIDE DIAMETER 62.0 MILLIMETERS NOMINAL
STANDARD TOLERANCE DESIGNATION ABEC NO.7
SURFACE FINISH GROUND
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION ANGULAR
BEARING PRELOAD DESIGNATION LIGHT
CONTACT ANGLE 15.0 DEGREES NOMINAL
MANUFACTURERS CODE 21335
DESIGN CONTROL REFERENCE 2MM206WIDUL

Restrictions/Controls & Freight Information | NSN 3110-01-271-3323

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.
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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 3110-01-271-3323

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 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