YSC-8 Parallel Joint

What to Know Before You Order

YSC-8 Parallel Joint belongs to the family of cast and pressed fittings that hold a 28 mm tube frame together. Individually it is a small casting with one bolt; collectively these parts decide whether a workstation behaves as one rigid structure or as a set of tubes leaning against each other.

Points that decide whether it works

• Ask for the ESD version explicitly if the cell is grounded. A standard painted joint sitting in an otherwise dissipative workstation interrupts the path at the most inconvenient place.
• Where the frame will be rebuilt, check that the joint is rated for multiple assembly cycles. Clamping force that fades after the second build turns a modular system into a consumable one.
• Specified torque for an M6 bolt in this family is typically 8 to 10 Nm. Two fitters working by feel will differ by up to a factor of two, and the frame that holds its rating is the one assembled with a wrench rather than a hex key and good intentions.
• Retorque 24 to 48 hours after assembly. PE and ABS coatings creep under sustained clamping pressure, so a joint set correctly on Monday is measurably looser in three weeks. This is the single most skipped step in every installation.
• Surface finish is a corrosion decision. Zinc plating covers general workshop conditions; chromed or electrophoresed finishes are for visible frames and light washdown; stainless is for humidity, washdown and coastal freight.

Frequently Asked Questions

What torque should I use?

Typically 8 to 10 Nm for an M6 bolt in this family, then again after 24 to 48 hours once the coating has settled. Use a wrench, not feel; the difference between two fitters is larger than most people believe.

Do you supply an ESD version?

Yes. The dissipative version is specified where the workstation is grounded, and it needs to be ordered explicitly rather than assumed — mixing standard and dissipative joints in one frame breaks the path.

Can it be reused after dismantling?

Mechanically yes, but clamping force depends on the coating recovering its thickness. After two or three assemblies the joint needs more torque to hold the same load, so treat reuse as a maintenance decision rather than a free option.