NSN 3110-00-428-6526, 3110004286526
BEARING,BALL,ANNULAR

Federal Supply Classification: FSC 3110 - Bearings, Antifriction, Unmounted
National Item Identification Number: NIIN 004286526
Codification Country: United States
Item Name Code: INC 00014
Criticality: (F) This item is a Flight Safety Critical Aircraft Part (FSCAP).
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 3110-00-428-6526

National Stock Number (NSN) 3110-00-428-6526, or NIIN 004286526, (bearing,ball,annular) was assigned April 28, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 11, 2007, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 00014. [A CYLINDRICAL DEVICE IN WHICH THE INNER OR OUTER RING TURNS UPON A SINGLE OR DOUBLE ROW OF HARDENED BALLS WHICH ROLL EASILY BETWEEN THE TWO RINGS, THUS MINIMIZING FRICTION. FOR ITEMS WITH FACES SPECIALLY GROUND FOR DUPLEX MOUNTING SEE BEARING,BALL,DUPLEX. EXCLUDES:BEARING,BALL,AIRFRAME.]. This item is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3110004286526 contains silver.

This NSN is associated to Schedule B 8482105028: angular contact ball bearings, nesoi. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 332991: ball and roller bearing manufacturing.

This information was last updated on Jul 01, 2025.

Technical Characteristics

MATERIAL: (MATT) STEEL INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AMS6490,81343 MIL STD SINGLE MATERIAL RESPONSE BALL
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AMS6490,81343 MIL STD SINGLE MATERIAL RESPONSE INNER RING
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AMS6490,81343 MIL STD SINGLE MATERIAL RESPONSE OUTER RING
MATERIAL: (MATT) STEEL OUTER RING
STYLE DESIGNATOR: (STYL) 26A NON-LOADING GROOVE, NON-SEPARABLE
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) AMS 6415 MIL STD SINGLE MATERIAL RESPONSE RETAINER
BORE DIAMETER: (ABXV) 1.5748 INCHES NOMINAL
BORE SHAPE: (AGZD) STRAIGHT
INNER RING WIDTH: (AGVU) 0.5876 INCHES NOMINAL
INTERNAL CLEARANCE: (AKVV) 0.0013 INCHES MINIMUM RADIAL AND 0.0019 INCHES MAXIMUM RADIAL
LOAD DIRECTION: (AGZC) RADIAL
OVERALL OUTSIDE DIAMETER: (ADGA) 2.4409 INCHES NOMINAL
OUTER RING WIDTH: (AGVT) 0.4694 INCHES NOMINAL
PRECIOUS MATERIAL AND LOCATION: (PMLC) RETAINER SILVER
PRECIOUS MATERIAL: (PRMT) SILVER
RETAINER FABRICATION METHOD: (AGYF) MACHINED
STANDARD TOLERANCE DESIGNATION: (CTFZ) ABEC NO.5
STYLE DESIGNATOR: (STYL) NON-LOADING GROOVE, NON-SEPARABLE
SPECIAL FEATURES: (FEAT) STABILIZED FOR OPERATION AT 600 DEG F,FRACTURED OUTER RING W/4 RETAINING RINGS,PULLER GROOVE 0.040 IN. W,0.060 IN. DEPTH LOCATED 0.040 IN. MIN,0.060 IN. MAX EXTENDED RING
SURFACE FINISH: (AGYE) GROUND
TEST DATA DOCUMENT: (TEST) 73342-AEIS15 15 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 73342-AEIS10AA03 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 73342-AEIS11AA69 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). AND 73342-AEIS15AA22 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
MATERIAL: (MATT) STEEL RETAINER
MATERIAL: (MATT) STEEL BALL