|Part Name||Downward Ball Rollers - Hex Head Screw Type||Downward Ball Rollers - Tap Hole Type||Downward Ball Rollers - Flange Type|
|Feature||Downward Ball Roller||Downward Ball Roller
Tap - HoleAttachment
|Downward Ball Roller|
|Surface Treatment||Electroless nickel plating||Electroless nickel plating||Electroless nickel plating|
|Thread Size||M12 ～ M20||M4 ～ M6||-|
|Operating Temperature (℃)||-||-||-|
|List||BRDH-12 BRDH-16 BRDH-20||BRDT-24 BRDT-30 BRDT-38||BRDB-24 BRDB-30 BRDB-38|
Select the best screws for your needs
This page helps to select a Product based on application needs. Vacuum, Low Outgas, Clean, Chemical Resistance, High Strength, Heat Resistance, etc
CE-marked components which prevent foreign matter contamination are required 【Safety / precautionary measures】
Introducing components with a captive mechanism.
Use the NBK Captive Screw Series to be comply with CE
This is the page for captive screws. Screws that secure a protective cover or inspection cover of equipment and devices must not fall out of the cover when it is removed. Use NBK's captive screw series to comply with CE marking.
Vol.4 What are washers used for?
Do you know the role washers play? Preventing scratches to the seating surface?
Preventing looseness? Maybe some of you are already long-time washer users?
Today,Nedzigon will explain the role of metal washers clearly.
Vol. 12 Back to Basics Series! Screw Reference Dimensions
This is a description of "stress corrosion cracking", a problem that frequently occurs but is difficult to detect. I, Nedzigon will discuss the causes, mechanism, and countermeasures, as well as screws that are resistant to stress corrosion cracking.
Dimensions of Holes for Hexagon Socket Cap Screws
This page describes "Dimensions of Holes for Hexagon Socket Cap Screws".