GN 146.3 Aluminum Flanged Connector Clamps, Round Bore Type, available in metric sizes. These RoHS compliant connector clamps are available in black powder coated, textured finish, or tumbled with a matte shot-blasted finish. Cap screws are DIN 912, steel, zinc plated, and nylon insert hex nuts are DIN 985, steel, zinc plated.
The clamping bores of GN 146.3 flanged connector clamps are machined and designed for construction tubings GN 990 or DIN 2391, DIN 2395 and DIN 2462 respectively. In the standard version, the clamping force of the clamp onto the tube is achieved via the socket cap screws and hex nuts with nylon insert.
Kits are available that replace the cap screws with adjustable levers, and include lever, spacer bushing, and hex nut. Versions with stainless steel cap screws and hex nuts available upon request--European Standard No. 1.4301 (American Standard Series 304).
You can view our complete selection of tube connection components in Section 16 of our online catalog.