Authorized, Factory-Direct Distributor for SMT Bearings
SMT® (Nankai Seiko) was
established in 1946 as a ball bearing manufacturer in Osaka, Japan. As an
authorized SMT distributor, AST® Bearings stocks their products receiving them directly
from the factory. Feel free to contact
us about the SMT bearing products we supply.
Standard SMT Ball Bearings
SMT keeps a large amount of its regular bearings in its factory inventory. Such precision ball bearing series include SS6000, SS6200, SS6300, SS6800, SS6300, 5200, 6800, and 6900.
Stainless Steel Ball Bearings
- AISI 440C stainless steel ball bearings, resistant to rust, corrosion, and high temperature, available from stock, in the series of 6000, 6200, 6300, 6800, and 6900
- AISI 304 stainless steel ball bearings, widely used as corrosion- and heat-resistant steel and also as nonmagnetic steel
- AISI 630 stainless steel ball bearings, excellent in corrosion-resistance and able to be hardened by heat treatment
Single Row Deep Groove Ball Bearings
- 6800/6900 Series - thin-walled ball bearings are suitable for compact design and reduction of weight in machinery and equipment.
Double Row Angular Contact Ball Bearings
- 5200 series double-row angular contact ball bearings, sustaining axial load in both directions.
Special SMT Ball Bearings
With its production system capable of high-mix and low-volume, SMT can manufacture high-precision special ball bearings of various shapes, materials, lubricants, etc. SMT is an expert of specialty bearings, meeting a wide variety of the needs:
- Bearing for use in high temperature
- Bearings for use in acid or alkaline environments
- Bearings for use as replacement parts for discontinued machinery and equipment
- Bearings all-in-one with other parts into compact design
- Special bearings no longer available due to small order quantity
- Bearings for use in food processing machinery and equipment in compliance with HACCP (food hygiene management system)
Together with AST Bearings' value-added services and cutting edge bearing technology, you receive a guaranteed economical solution in design and application.
Contact us directly if you have a need for any SMT products. AST is a factory-direct distributor for SMT products and will provide you with "value beyond the part."
SMT® is a registered trademark of Nankai Seiko Co., Ltd.

