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Same specifications, different dimensions for other parts.

Stud fittings for ports with parallel threads and metal-to-metal sealing

JIS B 2351-1 (SDS) - 2000

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日标JIS B2351-1 (SDS) - 2000 JIS2351-1 235 Stud fittings for ports with parallel threads and metal-to-metal sealing
Tube outer diameter
4 5 6 8 6 8 10 12 15 18 22 28 35
Series
d2
d10
d1 ISO 9974-3
ISO 1179-4
d3 ISO 9974-3
ISO 1179-4
L ±0.3 ISO 9974-3
ISO 1179-4
s ISO 9974-3
ISO 1179-4
a ISO 9974-3
ISO 1179-4
LL LL LL LL L L L L L L L L L
M8×1 M10×1 M10×1 M12×1 M12×1.5 M14×1.5 M16×1.5 M18×1.5 M22×1.5 M26×1.5 M30×2 M36×2 M45×2
3 3 4 4.5 4 6 7 9 11 14 18 23 30
M8×1 M8×1 M10×1 M10×1 M10×1 M12×1.5 M14×1.5 M16×1.5 M18×1.5 M22×1.5 M26×1.5 M33×2 M42×2
G 1/8 A G 1/8 A G 1/8 A G 1/8 A G 1/8 A G 1/4 A G 1/4 A G 3/8 A G 1/2 A G 1/2 A G 3/4 A G 1 A G 1-1/4 A
12 12 14 14 14 17 19 21 23 27 31 39 49
14 14 14 14 14 18 18 22 26 26 32 39 49
21.5 21.5 21.5 22.5 23.5 29 30 31.5 32.5 36 40 43 48
21.5 21.5 21.5 22.5 23.5 29 30 31.5 35 36 40 43 48
12 12 14 14 14 17 19 22 24 27 32 41 50
14 14 14 14 14 19 19 22 27 27 32 41 50
9.5 8 8 9 8.5 10 11 12.5 13.5 14.5 16.5 17.5 17.5
9.5 8 8 9 8.5 10 11 12.5 14 14.5 16.5 17.5 17.5
Tube outer diameter
42 6 8 10 12 12 16 16 20 25 30 38
Series
d2
d10
d1 ISO 9974-3
ISO 1179-4
d3 ISO 9974-3
ISO 1179-4
L ±0.3 ISO 9974-3
ISO 1179-4
s ISO 9974-3
ISO 1179-4
a ISO 9974-3
ISO 1179-4
L S S S S S S S S S S S
M52×2 M14×1.5 M16×1.5 M18×1.5 M20×1.5 M20×1.5 M24×1.5 M24×1.5 M30×2 M36×2 M42×2 M52×2
36 4 5 7 8 8 12 12 16 20 25 32
M48×2 M12×1.5 M14×1.5 M16×1.5 M18×1.5 / M22×1.5 / M27×2 M33×2 M42×2 M48×2
G 1-1/2 A G 1/4 A G 1/4 A G 3/8 A G 3/8 A G 1/2 A G 1/2 A G 3/4 A G 3/4 A G 1 A G 1-1/4 A G 1-1/2 A
55 17 19 21 23 / 27 / 32 39 49 55
55 18 18 22 22 26 26 32 32 39 49 55
52 32 34 34.5 36.5 / 41 / 47 53 57 64
52 32 34 34.5 36.5 39 41 45 47 53 57 64
55 17 19 22 24 / 27 / 32 41 50 55
55 19 19 22 22 27 27 32 32 41 50 55
19 13 15 15 17 / 18.5 / 20.5 23 23.5 26
19 13 15 15 17 17.5 18.5 20.5 20.5 23 23.5 26

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