Mechanical Seal MG13

Type in the H-Brinker HBG13

MG13 Operating range

  • Shaft diameter: d1 = 10 … 100 mm (0.39″ … 3.94″)
  • Pressure: p1 = 16 bar (230 PSI), vacuum … 0.5 bar (7.25 PSI), up to 1 bar (14.5 PSI) with seat locking
  • Temperature: t = -20 °C … +140 °C (-4 °F … +284 °F)
  • Sliding velocity: vg = 10 m/s (33 ft/s)
  • Admissible axial movement: ±2.0 mm (±0,08″)
Description
Item Part no. to DIN 24250 Description
1.1 472 Seal face
1.2 481 Bellows
1.3 484.2 L-ring (spring collar)
1.4 484.1 L-ring (spring collar)
1.5 477 Spring
2 475 Seat
3 412 O-Ring or cup rubber

Seal MG13 Features (HBG13)

  • For plain shafts
  • Single and dual seal
  • Elastomer bellows rotating
  • Balanced
  • Independent of direction of rotation
  • No torsion on bellows

Seal MG13 Material

  • Seal face: Carbon graphite antimony impregnated (A), Carbon graphite resin impregnated (B), Silicon carbide (Q1, eSiC-Q7)

  • Seat: Silicon carbide (Q1, eSic-Q7), Tungsten carbide (U3)

  • Elastomer: NBR (P), EPDM (E), FKM (V), HNBR (X4)

  • Metal parts: CrNiMo steel (G), Hastelloy® (M)

    Further materials upon request.

Seal MG13 Advantages (HBG13)

  • Shaft protection over entire seal length
  • Protection of seal face during installation due to special bellows design
  • Insensitive to shaft deflections due to large axial movement ability
  • Universal application opportunities
  • Important material certifications available
  • High flexibility due to wide offer on materials
  • Suitable for low-end sterile applications
  • Special design for hot water pumps (RMG12) available
  • Dimension adaptions and additional seats available

Standards and approvals

EN 12756 (MG12, MG13)

Various material approvals available (depending on type and material combinations).
Please inquire!

  • FDA
  • WRAS
  • KTW
  • ACS
  • W270
  • NSF

 

Seal MG13 Recommended applications

  • Fresh water supply
  • Building services engineering
  • Waste water technology
  • Food technology
  • Sugar production
  • Pulp and paper industry
  • Oil industry
  • Petrochemical industry
  • Chemical industry
  • Water, waste water, slurries
    (solids up to 5 % by weight)
  • Pulp (up to 4 % otro)
  • Latex

Seal MG13 Recommended applications

  • Dairies, beverages
  • Sulfide slurries
  • Chemicals
  • Oils
  • Chemical standard pumps
  • Helical screw pumps
  • Stock pumps
  • Circulating pumps
  • Submersible pumps
  • Water and waste water pumps
  • Oil applications

Seat MG13

 

Dimension MG13

 

Dimension Table MG13

d1 Н6d3 (Max)d7L33 (±0 5)L4d12 (H8)114
1022,52133,46,619,26,6
1225,02333,46,621,65,6
1428,52533,46,624,65,6
1528,52733,46,624,66,6
1628,52733,46,628,07,5
1832,03337,57,530,08
1936,53537,57,535,07,5
2037,03537,57,535,07,5
2237,03737,57,535,07,5
2442,53942,57,538,07,5
2542,54042,57,538,07,5
2849,04342,57,542,09
3049,04542,57,545,010,5
3253,54847,57,548,010,5
3353,54847,57,550,011
3557,05047,57,552,011
3859,05646,0955,010,3
4062,05846,095810,8
4265,56151,0962,012
4365,56151,0962,012
4568,06351,0964,011,6
4870,56651,0968,411,6
5074,07050,59,569,311,6
5378,57359,01172,312,3
5581,07559,01175,413,3
5885,57859,01178,413,3
6085,58059,01180,413,3
6593,58569,01185,413
6896,59068,711,391,513,7
7099,59268,711,392,013
75107,09768,711,399,014
80112,010578,012104,015
85120,011076,014109,014,8
90127,011576,014114,014,8
95132,012076,014120,315,8
100137,012576,014123,315,8