NSN 3110-00-729-7252, 3110007297252
BEARING,BALL,DUPLEX

Federal Supply Classification: FSC 3110 - Bearings, Antifriction, Unmounted
National Item Identification Number: NIIN 007297252
Codification Country: United States
Item Name Code: INC 30213
Criticality: (N) This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
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.

Availability: Readily Available Qualified Suppliers: We have 2 qualified suppliers

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DLMS^® Summary

National Stock Number 3110-00-729-7252

National Stock Number (NSN) 3110-00-729-7252, or NIIN 007297252, (bearing,ball,duplex) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 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.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on May 22, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

This NSN is assigned to Item Name Code (INC) 30213. [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.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3110007297252 does not contain precious metals.

This NSN is associated to Schedule B 8482105068: 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 Nov 01, 2024.

Technical Characteristics

BORE DIAMETER: (ABXV) 1.9683 INCHES MINIMUM AND 1.9685 INCHES MAXIMUM
INTERNAL FIT-UP DESIGNATION: (AGZH) STANDARD
LOAD DIRECTION: (AGZC) ANGULAR
LUBRICATION MATERIAL DOCUMENT AND CLASSIFICATION: (LMDC) MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE
LUBRICATION MATERIAL: (ADZG) GREASE
OVERALL OUTSIDE DIAMETER: (ADGA) 5.1179 INCHES MINIMUM AND 5.1181 INCHES MAXIMUM
OVERALL WIDTH: (ABMK) 1.2185 INCHES MINIMUM AND 1.2205 INCHES MAXIMUM
MATERIAL: (MATT) STEEL OVERALL
NONDEFINITIVE SPEC/STD DATA: (ZZZT) 134 TYPE AND 1 CLASS
RETAINER FABRICATION METHOD: (AGYF) PRESSED
STYLE DESIGNATOR: (STYL) UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE
SURFACE FINISH: (AGYE) GROUND
STYLE DESIGNATOR: (STYL) 90A UNIVERSAL GROUND FACES, COUNTERBORED OUTER RING, NON-SEPARABLE