ISO 9001:2000

TYPE MS4 - REBUILDABLE "O" RING SEAL

NTI SEAL NO.
SHAFT DIA.
A
MIN SEAL I.D.
B
SHELL O.D.
C
Operating Length
D
Min
Free Length
E
Max Solid
Length
F
Shell Length
STANDARD
BALANCED
OPTIONAL SERIES
FLANGE SERIES
G
H
J
K
L
M
SEAL RING
SEAL RING
"O" RING GROOVE LOCATION
FACE DIA.
I.D.
FACE DIA.
ID
Type, Shaft Size Suffix no.
NOMINAL
+ .005
- .000
+ .002
- .000
+ .020
REF.
REF.
± .005
MAX.
MIN.
MAX.
MIN.
MAX
MIN.
 
MS402500
MS4031
MS4037
1/4
5/16
3/8
.281
.343
.406
.6885
.751
.8135
.375
.410
.350
.343
.501
.564
.626
.408
.471
.533
.484
.547
.609
.396
.459
.521
.125
.031
CONTACT FACTORY FOR BOLT CIRCLE LOCATIONS
MS4043
MS4050
MS4056
MS4062
MS4068
MS4075
7/16
1/2
9/16
5/8
11/16
3/4
.468
.531
.593
.656
.718
.781
.9385
1.001
1.0635
1.126
1.1885
1.251
.437
.482
.410
.406
.714
.777
.839
.902
.964
1.027
.589
.652
.714
.777
.839
.902

.687
.750
.812
.875
.937
1.000

.567
.630
.692
.755
.817
.880
.141
.047
MS4081
MS4087
MS4093
13/16
7/8
15/16
.843
.906
.968
1.376
1.4385
1.501
.500
.546
.471
.468
1.161
1.224
1.286
1.036
1.099
1.161
1.134
1.197
1.259
1.014
1.077
1.139
.188
.047
MS4100
MS4106
MS4112
MS4118
MS4125
1.000
1-1/16
1-1/8
1-3/16
1-1/4
1.031
1.093
1.156
1.218
1.281
1.626
1.6885
1.751
1.8135
1.876
.531
.578
.500
.500
1.367
1.430
1.492
1.555
1.617
1.234
1.297
1.359
1.422
1.484
1.332
1.395
1.457
1.520
1.582
1.204
1.267
1.329
1.392
1.454
.203
.062
MS4131
MS4137
MS4143
MS4150
MS4156
MS4162
1-5/16
1-3/18
1-7/16
1-1/2
1-9/16
1-5/8
1.343
1.406
1.468
1.531
1.593
1.656
2.001
2.0635
2.126
2.1885
2.251
2.3135
.562
.605
.531
.531
1.692
1.755
1.817
1.880
1.942
2.005
1.559
1.622
1.684
1.747
1.809
1.872
1.645
1.708
1.770
1.833
1.895
1.958

1.517
1.580
1.642
1.705
1.767
1.830

.203
.062
MS4168
MS4175
MS4181
MS4187
MS4193
MS4200
1-11/16
1-3/4
1-13/16
1-7/8
1-15/16
2.000
1.718
1.781
1.843
1.906
1.968
2.031
2.4385
2.501
2.5635
2.626
2.6885
2.751
.593
.663
.562
.562
2.169
2.232
2.294
2.357
2.419
2.482
2.008
2.071
2.133
2.196
2.258
2.321
2.124
2.187
2.249
2.312
2.374
2.437
1.968
2.031
2.093
2.156
2.218
2.281
.218
.078
MS4218
MS4225
2-1/8
2-1/4
2.171
2.296
2.9395
3.0645
.750
.867
.718
.718
2.617
2.742
2.456
2.581
2.572
2.697
2.416
2.541
.281
.094
MS4234
MS4250
MS4262
MS4275
MS4287
2-3/8
2-1/2
2-5/8
2-3/4
2-7/8
2.421
2.546
2.671
2.796
2.921
3.252
3.377
3.502
3.627
3.752
+ .030
.813
.905
.783
.781
2.867
2.992
3.116
3.241
3.366
2.711
2.836
2.960
3.085
3.210
2.822
2.947
3.071
3.196
3.321
2.666
2.791
2.915
3.043
3.165
.281
.094
MS4300
MS4325
MS4350
MS4375
3.000
3-1/4
3-1/2
3-3/4
3.046
3.296
3.546
3.796
4.002
4.252
4.502
4.752
.875
.975
.843
.843
3.618
3.868
4.118
4.368
3.457
3.707
3.957
4.207
3.570
3.820
4.070
4.320
3.414
3.664
3.914
4.164
.281
.094
MS440000
4.000
4.046
5.127
.937
1.046
.906
.906
4.618
4.457
4.570
4.414
.281
.094

Seal can be made with a flange and gasket for bolt on configuration. Recyclable "O" ring seal inside component is replaceable. Available in metric sizes. Consult factory.

Return to Type MS4 - Rebuildable"O" Ring Seal