Connector clamp: Stainless steel, European Standard No. 1.4301 (American Standard Series 304)
Clamping bores machined
Carriage bolts: DIN 603, A2 stainless steel
Cap nuts: DIN 917, A2 stainless steel
Seals (for Type B)--
Plastic (Polyacetal POM)
Silicon, 40 ... 60 Shore A
Type A - with sealing
Type B - without sealing
ADJUSTABLE CLAMPING LEVER KITS GN 911 (SOLD SEPARATELY):
These kits can be used to replace the DIN 603 carriage bolts with adjustable levers. They include lever, spacer bushing, and hex nut, unassembled. See GN 911 to order separately; see right hand column in tables for part numbers of appropriate kit.
The clamping bores of GN 146.5 flanged connector clamps are machined and designed for construction tubings GN 990 or DIN 2391, DIN 2395 and DIN 2462 respectively.
The shape of the clamping screws / nuts prevents the formation of moisture build-up. The designs with sealing (Type B) also seals bore holes and threads.