NBK America LLC Datasheets for Ball Transfer Units (BTU)

Ball transfer units (BTU) are ball transfer table components that consist of a large, load-bearing ball that sits atop smaller balls inside of a hemispherical cup.
Ball Transfer Units (BTU): Learn more

Product Name Notes
Ball Rollers - Insert Type -- BRUIN-N
Ball Rollers - Insert Type -- BRUIP-P
Insert type ball rollers for upward facing applications. Because the body section is inserted, the height can be reduced. Use an adhesive to secure these rollers. Products made of polyacetal...
Ball Rollers - Press Fit Type -- BRUPN-N
Ball Rollers - Press Fit Type -- BRUPS-N
Ball Rollers - Press Fit Type -- BRUPS-S
Press fit type ball rollers for upward applications. Because the body section is inserted, BRUPS can reduce the height. Recommended dimensional allowance of attachment hole is H7. You can select...
Ball Rollers - Cap Screw Type -- BRUCS-N
Ball Rollers - Cap Screw Type -- BRUCS-S
These are cap screw type ball rollers with stainless steel bodies for upward applications. Install and remove by using BRW Specialty Wrench. Because a wrench spacer is not required, they...
Ball Rollers - Round Type -- BRURS-N
Ball Rollers - Round Type -- BRURS-S
These are round type ball rollers with stainless steel bodies for upward applications. Because of their half-circle shape, there are no angled portions. This shape makes it less likely for...
Downward Ball Rollers - Flange Type (Round/Square) -- BRDRF
Downward Ball Rollers - Flange Type (Round/Square) -- BRDSF
Downward Ball Rollers - Flange Type -- BRDB
Downward Ball Rollers - Tap Hole Type -- BRDT
These ball rollers can be used in downward and sideward applications such as with casters of push carts for transport. The dustproof seal prevents the ingress of dirt and dust.
Ball Roller Units - Press Fit Type -- BRAPS-N
Ball Roller Units - Press Fit Type -- BRAPS-S
This unit product combines BRUPS (Press fit type) with an aluminum frame. The ball rollers can be aligned simply by attaching the frame. The bodies of the ball rollers are...