RUBBER BELLOW SEALS

HG12

  • Rubber Bellows Drive
  • Interchangeable With MG12
  • To DIN EN 12756 Standards
  • Bi-directional

HG12 is a DIN EN 12756 compliant

mechanical seal for metric shafts,

based on the industry standard "MG12" design. It is suitable for solids- containing media as the bellows

extend the full length of the seal, protecting the shaft against wear.

 

Fitting length to DIN EN 12756 "L1k".

 

An optional "G6" o-ring mounted seat

is available.

PARTS

A

B

C

D

E

F

G

Stationary Cup

Stationary Face / Ring

Rotary Face / Ring

Rotary "L" Ring

Rotary Rubber Bellows

Rotary Spring

Rotary "L" Ring

SEAT OPTIONS

G60

G6

G4

G9

standard

o-ring mounted

o-ring, euro cavity

o-ring, slotted

  • Operating conditions¹

EQUIVALENT

Temperature:

Pressure:

Speed:

-20°C to +200°C

< 12 bar, 175 psi, 1.2 MPa

< 10m/s, 2000 fpm

rpm < 600000/(3.14 x D1)

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

MG12

B012 / B012SS

B012S / B012SL

Type 192 / 192B / 192S

142 / P142

192 / P192

RB612

  • Material options

DATA SHEET

Rotary Face:

Stationary Face:

Elastomer:

Metal Parts:

CAB, A1 or SIC

SiC

N, V or EP

304S.S.

HG12 - Data Sheet

MG12

PRODUCT INFORMATION

DIMENSIONS

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