DIAPHRAGM SEALS

H560DS

  • Diaphragm w/ Drive Band
  • Double Seal, Stepped Shaft
  • To Japanese Specifications

H560DS is a double mechanical seal in a back-to back arrangement to suit stepped shafts. It is widely used to seal the oil chamber in submersible pumps of Japanese origin.

 

The rotary retainer is crimped to prevent movement of the face and rubber diaphragm.

 

The inboard stationary is vulcanised (bonded) by the elastomer and held in place by a retainer plate (optional).

PARTS

A

B

C

D

E

F

G

H

I

J

K

L

M

N

Inb. Vulcanised Cup

Inb. Stationary Face

Retaining Plate (optional)

Inb. Rotary Face

Inb. Rotary Retainer

Inb. Rotary Diaphragm

Inb. Rotary Drive Collar

Spring

Outb. Rotary Drive Collar

Outb. Rotary Diaphragm

Outb. Rotary Retainer

Outb. Rotary Face

Outb. Stationary Face

Outb. Stationary Cup

  • Operating conditions¹

EQUIVALENT

Temperature:

Pressure:

Speed:

-30°C to +200°C

< 10 bar, 145 psi, 1 MPa

< 13m/s, 2500 fpm

rpm < 780000/(3.14 x D1)

VGM562

PSBV / PSVV

S560T

¹Guide-values only (due to diversity of possible applications). Enquire for specific-use cases. Maximum values of each parameter cannot be applied together.

DATA SHEET

  • Material options

H560DS - Data Sheet

Inboard:

Outboard:

Elastomer:

Metal Parts:

SiC/SiC

SiC/SiC

N or V

304S.S.

TYPE 560DS - STEPPED SHAFT

PRODUCT INFORMATION

DIMENSIONS

Dimensions refer to installed length, not 'free' length: