Flexible Hose

NK-7820

Pump joint Super20

Download drawing

Use

Vibration absorption of the pump.
*Do not torque the hose.

Feature

Feature: Without using the built-in to the welding of the flange,
they become a 2-layer SUS316L bellows own, is a product durability is high.
Applicable fluid: Water, Oil, Air, Steam
*Limited to fluid that not use corrode stainless steel.
Applicable tube: 2 layer bellows Nominal Dia: 50~300
Standard: JIS 10K, 20K
*Please contact us about the other standard.
Operating temperature 10～80℃
Operating pressure 1.0MPa 2.0MPa

materials

2 ply Bellows Stainless Steel
Flange Carbon steel, Stainless Steel
Holder Carbon steel, Stainless Steel
Tie Rod Carbon steel, Stainless Steel
Cushion Urethane
Adjust Nut Carbon steel, Stainless Steel

View Steel Types

2 ply Bellows Size

Max. Working pressure 2.0MPa(Normal temperature)

DN
(mm)		 ID
(mm)		 Convolution Height
(mm)		 Pitch
(mm)		 Thickness(mm) Convolution
Outer layer / inner layer Length(mm)
50 59.1 6.5 10.0 0.4 / 0.3 7
110
65 74.9 7.0 12.0 0.4 / 0.4 6
110
80 87.3 9.0 11.0 0.5 / 0.5 6
110
100 112.5 9.0 14.0 0.5 / 0.5 7
150
125 137.5 9.0 14.0 0.5 / 0.5 7
150
150 162.8 11.0 15.0 0.6 / 0.6 6
150
200 214.1 11.0 15.0 0.6 / 0.6 9
200
250 264.8 12.5 17.0 0.8 / 0.6 8
200
300 315.7 12.0 18.0 0.8/ 0.6 7
200

The drawing can be downloaded from the link below.

Download drawing
Download Drawing Cover

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