Company Profile

QBC - Quality Bearings

A division of Designatronics, QBC supplies bearing and linear motion products manufactured by Thomson Industries, INA Bearings Co., Bishop-Wisecarver, THK of America, Heim Bearing, and Roller Bearing Co. Products stocked include thrust bearings, spherical bearings and rod ends, Frelon sleeve bearings, linear bearings, needle roller bearings, sleeve bearings and bar stock, roller clutches, ball bearings, and press bearings.

Company Info

125 Railroad Ave.
Garden City Park, NY 11040-5016


  • in Angular Contact Bearings

    QB&C manufactures angular contact single bearings in a variety of sizes to ABEC 1 specifications. Features include 52100 chrome steel and snap-over cages. Stainless steel is available upon request. Dozens of sizes are available from 1" to 4.5" bore diameters.

  • in Bronze Bearings

    QBC is an authorized distributor of sintered bronze press bearings with carbon steel retainers in inch and metric sizes. Their sintered bronze sleeve designs come in plain and flanged configurations in metric and inch sizes. Other types include self lubricating split sleeve types in plain and flange designs.

  • in Bushings

    Quality Bearings & Components (QBC) distributes Thomson products, including Thomson's Super Smart, Super, and Precision Steel Ball Bushing Bearings in both open and closed types. These products offer a coefficient of friction as low as 0.001. In addition, the Super Smart Ball Bushing carries up to 6x the load capacity, or 216x the travel life, of conventional linear bearings. QBC also carries sintered bronze sleeve bearings in five different series: small, standard, ultraprecision, plastic, and Frelon-lined.

  • in Ceramic Bearings

    QBC offers ball-less and spherical ceramic ball bearings, as well as cam followers. Other products include linear, roller, thrust, sleeve and plastic bearings.

  • in Flanged Ball Bearings

    QBC distributes miniature/instrument inch style flanged ball bearings with bore sizes from .0469" to .3125". Designs include open type, shielded type, or tapered, and are available in stainless or chrome steel.

  • in Flanged Bearings

    QBC is a manufacturer of open type and tapered O.D. flanged ball bearings. Bore sizes range from .0469" to .3125". Types include open, shielded and tapered. All are inch type.

  • in Flanged Bushings

    QBC provides single and twin end flanged bushings with nominal diameters from .5 to 1.5" and load capacities ranging from 265 lbf to 7760 lbf.

  • in Inch Size Ball Bearings

    QBC manufactures plain, flanged, and radial miniature intrument ball bearings in inch sizes. Other types include angular contact, precision, single row, thin section and plastic. Stainless designs feature a static load capacity of 51 lbs. to 183 lbs., while the plastic ball bearings have static load capacities of 11 lbs. to 61 lbs.

  • in Needle Roller Bearings

    Quality Bearings & Components is a manufacturer and distributor of miniature and small needle roller bearings. They offer shell type needle roller bearings in open end inch sizes. These are made of 52100 chrome steel with a low carbon steel cage, are cage guided, drawn cup, and have a case-hardened steel roller cup. Also available are inner races for needle bearings in inch sizes. Their needle roller press bearings come in inch sizes and are drawn cup with a carbon steel retainer. Quality also offers flange mounted and needle roller clutch press bearings as well.

  • in Plastic Ball Bearings

    QBC offers single row metric, single row inch, single/double row plain, flanged conveyor, and double row plastic ball bearings. These products have bore diameters ranging from 3/16 to 25, maximum no-load RPMs ranging from 3167 to 552, dynamic load ratings up to 565 lbs, and static load ratings up to 489 lbs. Plastic ball bearings are constructed from acetal and polypropylene. Other materials include glass and 316 stainless steel.

  • in Plastic Bearings

    QB&C provides a large selection of miniature instrument, plastic, radial, angular and single row type ball bearings. Plastic ball bearings are available in single and double row, and in inch and metric sizes.

  • in Roller Bearings

    Quality Bearings & Components was established to serve the miniature bearing market. QBC offers needle, needle press, flanged mount needle press, and needle clutch press roller bearings. Inner races for needle styles are also available. QBC's needle designs are open end, inch size, 52100 hardened chrome steel. The cage is low carbon steel and the cup is case-hardened steel. Features include high speed and high load capacity. Caged needle types offer up to three times the speed of un-caged designs. QBC's needle roller press bearings come in inch sizes, are a drawn cup design with carbon steel retainers, self aligning, high speed and high load, with an operating temperature range of -22°F to +248°F.

  • in Sleeve Bearings

    QBC offers plain lined sleeve bearings as well as flanged lined, ultra precision plain sleeve, ultra precision flanged, sintered plain, sintered flanged, non-metallic plain/flanged sleeve, teflon plain and flanged sleeve bearings.

  • in Stainless Steel Ball Bearings

    QBC manufactures 316 stainless steel miniature instrument ball bearings with inner diameters of 5 mm to 25mm or 1/4 to 1 inch. These are a single row, plain, corrosion resistant design featuring both stainless steel raceways and balls.

  • in Teflon (PTFE) Bearings

    Q,B & C distributes PTFE plain sleeve flanged sleeve bearings in metric and inch sizes. The company distributes products manufactured by Koyo, Thomson Industries, Bishop-Wisecarver, INA, Heim, THK of America, and Roller Bearing Co.

  • in Thin Section Bearings

    Quality Bearings & Components is a manufacturer of thin section, angular contact style ball rearings.  Bore sizes range from 1" to 5.249".  Large sizes and stainless steel available upon request.
  • in Thrust Bearings

    Quality Bearings & Components provide axial needle roller thrust bearings and banded thrust bearings along with thrust washer and bearing spacers. Their line of metric axial needle roller thrust bearings feature steel needles and range in bore diameters from 4 to 160 mm with fitted axial thrust. Banded thrust bearings range in shaft diameter of 0.500 to 1.500mm and come with chrome steel balls and washers. Bearing spacers are made of Stainless Steel or Anodized Aluminum material. Thrust washers come in steel or sintered bronze or with carbon steel backing.
  • in Thrust Roller Bearings

    Quality Bearings & Components is a manufacturer and distributor of axial needle roller thrust bearings. Bore diameters range from 4mm to 160mm. Outside diameters range from 14mm to 200mm.

  • in Thrust Washers (Bearings)

    QBC Bearings offers thrust washers composed of a carbon steel backing, an intermediate layer of PTFE/sintered bronze, and a sliding lining made from lead materials. These washers come in ID sizes ranging from 0.500 to 2.250 and OD sizes ranging from 0.875 to 3.250.