Product Details | AIRFRAME BALL BEARING

3110-01-120-4212 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: SR544T8, 3TKCR29-36 PLY196, 3TKCR2936PLY196, 1777567, 177756-7, 3110-01-120-4212, 01-120-4212, 3110011204212, 011204212

Bearings | Bearings, Antifriction, Unmounted

Supply Group (FSG) NSN Assign. NIIN
31 18 OCT 1981 01-120-4212

Drawings & Photos | NSN 3110-01-120-4212


Demand History | NSN 3110-01-120-4212

Part Number Request Date QTY Origin
3110-01-120-4212 2013-02-43 3 DIBBS
3110-01-120-4212 2011-01-06 5 DIBBS
3110-01-120-4212 2009-11-316 3 DIBBS
3110-01-120-4212 2008-12-356 10 DIBBS
3110-01-120-4212 2008-05-137 2 DIBBS
3110-01-120-4212 2008-05-123 2 DIBBS

Cross Reference | NSN 3110-01-120-4212

Part Number Cage Code Manufacturer
177756-7 38443 SKF USA INC DBA SKF AEROENGINE NORTH AMERICA
177756-7 71791 CURTISS-WRIGHT CONTROLS, INC. DIV FLIGHT SYSTEMS
177756-7 78118 MPB CORPORATION DBA TIMKEN AEROSPACE
177756-7 83086 NEW HAMPSHIRE BALL BEARINGS, INC. DIV HITECH DIVISION
3TKCR29-36 PLY196 78118 MPB CORPORATION DBA TIMKEN AEROSPACE
SR544T8 83086 NEW HAMPSHIRE BALL BEARINGS, INC. DIV HITECH DIVISION

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Technical Data | NSN 3110-01-120-4212

Characteristic Specifications
MATERIAL STEEL COMP 440C BALL STEEL COMP 440C INNER RING STEEL COMP 440C OUTER RING PLASTIC PHENOLIC RETAINER
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE BALL 66 FED STD SINGLE MATERIAL RESPONSE INNER RING 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING
STYLE DESIGNATOR 202 SINGLE ROW, TORQUE TUBE TYPE, WITH OR WITHOUT CLOSURE
BORE DIAMETER 1.8125 INCHES NOMINAL
OVERALL OUTSIDE DIAMETER 2.2500 INCHES NOMINAL
OUTER RING WIDTH 0.2500 INCHES NOMINAL
INNER RING WIDTH 0.2812 INCHES NOMINAL
LUBRICATION MATERIAL GREASE
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION MIL-G-7711 MIL SPEC SINGLE MATERIAL RESPONSE
STANDARD TOLERANCE DESIGNATION ABEC NO. 5T
RETAINER FABRICATION METHOD MACHINED
LOAD DIRECTION RADIAL
MANUFACTURERS CODE 71791
MFR SOURCE CONTROLLING REFERENCE 177756-7

Restrictions/Controls & Freight Information | NSN 3110-01-120-4212

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: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 KZ Defense Supply Center Philadelphia
Philadelphia, PA 19101
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 3110-01-120-4212

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