Metric Size, Aluminum, Split Assembly
Tube Connector Joints

GN 241
RoHS Compliant

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Specification
Connector clamp:
Black version--Aluminum, powder coated, textured finish
Tumbled version--Aluminum, matte shot-blasted finish
Clamping bores machined
Cap screws: DIN 912, stainless steel, European Standard No. 1.4301 (American Standard Series 304)
Hex nuts: DIN 985, stainless steel, European Standard No. 1.4301 (American Standard Series 304)

ADJUSTABLE CLAMPING LEVER KITS GN 911 (SOLD SEPARATELY):
These kits can be used to replace the DIN 912 cap screws 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.

Information
The clamping bores of GN 241 tube connector joints 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.

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Round Bore Type

Dimensions in:

millimeters
(inches)

Part Number
d1
Bore (B)
d2
Clamping Screw Thread
k
Clamping Length
l1
l2
l3
GN 911 Adjustable Clamping Lever Kit
Black Version
Tumbled Version
B20
M8 x 1.25
50
(1.97)
68
(2.68)
46
(1.81)
48
(1.89)
B25
M8 x 1.25
50
(1.97)
68
(2.68)
46
(1.81)
48
(1.89)
B30
M8 x 1.25
50
(1.97)
68
(2.68)
46
(1.81)
48
(1.89)
B30
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
B32
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
B35
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
B40
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
B40
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
B42
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
B45
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
B48
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
B50
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
 
Square Bore Type

Dimensions in:

millimeters
(inches)

Part Number
s
Square (V)
d2
Clamping Screw Thread
k
Clamping Length
l1
l2
l3
GN 911 Adjustable Clamping Lever Kit
Black Version
Tumbled Version
V20
M8 x 1.25
50
(1.97)
68
(2.68)
46
(1.81)
48
(1.89)
V25
M8 x 1.25
50
(1.97)
68
(2.68)
46
(1.81)
48
(1.89)
V30
M8 x 1.25
50
(1.97)
68
(2.68)
46
(1.81)
48
(1.89)
V30
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
V35
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
V40
M8 x 1.25
60
(2.36)
79
(3.11)
59
(2.32)
58
(2.28)
V40
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
V45
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)
V50
M10 x 1.5
76
(2.99)
98
(3.86)
70
(2.76)
73
(2.87)