Data Sheet

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Bulletin 71.4:MR98

Table 3. MR98 Series Body Sizes, Pressure Ranges and Spring Information

TYPE

BODY SIZE

CONTROL

PRESSURE RANGE

(1)

SPRING WIRE

DIAMETER

SPRING FREE

LENGTH

SPRING MATERIAL

SPRING PART

NUMBER

SPRING COLOR

In. DN psig bar In. mm In. mm

MR98L

and

MR98LD

1/4 - - - -

2 to 7 0.14 to 0.48 0.148 3.76 2.00 50.8 Zinc-plated steel 1E392527022 Yellow

6 to 14 0.41 to 0.97 0.170 4.32 2.00 50.8 Zinc-plated steel ERAA01888A0 Green

12 to 25 0.83 to 1.7 0.207 5.26 1.938 49.2 Powder-coated steel ERAA01889A0 Red

20 to 38 1.4 to 2.6 0.225 5.72 2.086 53.0 Powder-coated steel ERAA01929A0 Blue

1/2 15

2 to 7 0.14 to 0.48 0.207 5.26 2.50 63.5 Powder-coated steel ERCA04288A0 Yellow

6 to 14 0.41 to 0.97 0.234 5.94 2.595 65.9 Powder-coated steel ERAA01910A0 Green

12 to 25 0.83 to 1.7 0.283 7.19 2.44 62.0 Powder-coated steel ERAA01911A0 Red

20 to 38 1.4 to 2.6 0.331 8.41 2.250 57.2 Powder-coated steel ERAA02889A0 Blue

3/4

and 1

and 25

2 to 7 0.14 to 0.48 0.306 7.77 4.00 102 Powder-coated steel 1E398927022 Yellow

6 to 14 0.41 to 0.97 0.343 8.71 4.00 102 Powder-coated steel 1E399027142 Green

12 to 25 0.83 to 1.7 0.406 10.3 4.00 102 Powder-coated steel 1E399127162 Red

20 to 38 1.4 to 2.6 0.468 11.9 3.75 95.3 Powder-coated steel 1L380127082 Blue

3/4

and 1

and 25

2 to 7 0.14 to 0.48 0.306 7.77 4.00 102 Powder-coated Stainless steel 1E3989X0052 Yellow

6 to 14 0.41 to 0.97 0.375 9.53 3.88 98.6 Stainless steel 1K762537022 Unpainted

12 to 25 0.83 to 1.7 0.437 11.1 4.00 102 Stainless steel 11A8269X012 Unpainted

MR98H

and

MR98HD

1/4 - - - -

15 to 35 1.0 to 2.4 0.148 3.76 2.00 50.8 Zinc-plated steel 1E392527022 Yellow

25 to 75 1.7 to 5.2 0.170 4.32 2.00 50.8 Zinc-plated steel ERAA01888A0 Green

70 to 140 4.8 to 9.7 0.207 5.26 1.938 49.2 Powder-coated steel ERAA01889A0 Red

130 to 200 9.0 to 13.8 0.225 5.72 2.086 53.0 Powder-coated steel ERAA01929A0 Blue

1/2 15

15 to 35 1.0 to 2.4 0.207 5.26 2.50 63.5 Powder-coated steel ERCA04288A0 Yellow

25 to 75 1.7 to 5.2 0.234 5.94 2.595 65.9 Powder-coated steel ERAA01910A0 Green

70 to 140 4.8 to 9.7 0.283 7.19 2.44 62.0 Powder-coated steel ERAA01911A0 Red

130 to 200 9.0 to 13.8 0.331 8.41 2.250 57.2 Powder-coated steel ERAA02889A0 Blue

3/4

and 1

and 25

15 to 35 1.0 to 2.4 0.306 7.77 4.00 102 Powder-coated steel 1E398927022 Yellow

25 to 75 1.7 to 5.2 0.343 8.71 4.00 102 Powder-coated steel 1E399027142 Green

70 to 140 4.8 to 9.7 0.406 10.3 4.00 102 Powder-coated steel 1E399127162 Red

130 to 200 9.0 to 13.8 0.468 11.9 3.75 95.3 Powder-coated steel 1L380127082 Blue

3/4

and 1

and 25

15 to 35 1.0 to 2.4 0.306 7.77 4.00 102 Powder-coated Stainless steel 1E3989X0052 Yellow

25 to 75 1.7 to 5.2 0.375 9.53 3.88 98.6 Stainless steel 1K762537022 Unpainted

70 to 140 4.8 to 9.7 0.437 11.1 4.00 102 Stainless steel 11A8269X012 Unpainted

1-1/2

and 2

and 50

5 to 35 0.34 to 2.4 0.468 11.9 6.562 167 Powder-coated steel 1E792327092 Dark Gray

20 to 65 1.4 to 4.5 0.500 12.7 6.50 165 Powder-coated steel ERCA04290A0 Black with light blue stripe

50 to 100 3.4 to 6.9 0.562 14.3 6.562 167 Powder-coated steel ERAA01893A0 Light Gray

75 to 170 5.2 to 11.7 0.625 15.9 6.565 167 Powder-coated steel 1P7888X0022 Black

MR98HH

and

MR98HHD

1/4 - - - - 150 to 375 10.3 to 25.9 0.281 7.14 4.125 105 Powder-coated steel 1N942227142 Unpainted

1/2 15 150 to 375 10.3 to 25.9 0.394 10.0 5.063 129 Powder-coated steel 1N943427142 Unpainted

3/4

and 1

and 25

150 to 375 10.3 to 25.9 0.593

15.1 6.380 162 Chromium-silicon steel 1N9441X0022 Light gray

1. All springs may be backed off to 0 psig / 0 bar. However, highest capacities and best performances are obtained by using these springs in their recommended ranges.