|
Gland Dimensions Per Fractional Inch
Basis for the following families of Piston, Shaft, and Other Cylindrical
Duraseal Performance Seals
|
FF
|
FFH
|
FFI
|
FFIH
|
FFE
|
FFEH
|
FFD
|
FFDH
|
|
CF
|
CFH
|
|
|
|
|
|
|
|
HF
|
HFH
|
HFI
|
HFIH
|
HFE
|
HFEH
|
HFD
|
HFDH
|
|
Note: The standard gland lengths ('G' dimensions) are insufficient for the
heavy heel (suffix H) styles. See table below.
|
Size Dash Number
|
Nominal
Cross Section
|
G*
Gland Length
|
G**
Gland Length
|
R
Radius
|
E
Diametric
Clearance(Max.)
|
|
-006
thru
-029
|
1/16†
|
.094/.104
|
.149/.159
|
..005/.015
|
.004
|
|
-106
thru -149
|
3/32
|
.141/.151
|
.183/.193
|
.005/.015
|
.004
|
|
-202
thru
-273
|
1/8
|
.188/.198
|
.235/.245
|
.005/.025
|
.004
|
|
-316
thru
-381
|
3/16
|
.281/.291
|
.334/.344
|
.005/.030
|
.006
|
|
-402
thru
-469
|
1/4
|
.375/.385
|
.475/.485
|
.005/.030
|
.006
|
* All seals referenced above without
suffix H
** All seals referenced above with suffix H
† 1/16 CROSS SECTION SEALS ARE RECOMMENDED
FOR LIMITED SPACE APPLICATIONS ONLY. IF SPACE PERMITS, USE 3/32"
CROSS SECTION OR LARGER.
SEPARABLE GLAND DESIGN OR REDUCED
GLAND-WALL DESIGN SHOULD BE USED WHENEVER POSSIBLE.
|
1/8"
NOMINAL
CROSS SECTION
|
|
3/16"
NOMINAL
CROSS SECTION
|
|
Size
Dash
Number
|
|
|
A
+.000
-.002
|
B
+.002
-.000
|
|
-202
|
.250
|
.500
|
|
-203
|
.312
|
.562
|
|
-204
|
.375
|
.625
|
|
-205
|
.437
|
.687
|
|
-206
|
.500
|
.750
|
|
-207
|
.562
|
.812
|
|
-208
|
.625
|
.875
|
|
-209
|
.687
|
.937
|
|
-210
|
.750
|
1.000
|
|
-211
|
.812
|
1.062
|
|
-212
|
.875
|
1.125
|
|
-213
|
.937
|
1.187
|
|
-214
|
1.000
|
1.250
|
|
-215
|
1.062
|
1.312
|
|
-216
|
1.125
|
1.375
|
|
-217
|
1.187
|
1.437
|
|
-218
|
1.250
|
1.500
|
|
-219
|
1.312
|
1.562
|
|
-220
|
1.375
|
1.625
|
|
-221
|
1.437
|
1.687
|
|
-222
|
1.500
|
1.750
|
|
-223
|
1.625
|
1.875
|
|
-224
|
1.750
|
2.000
|
|
-225
|
1.875
|
2.125
|
|
-226
|
2.000
|
2.250
|
|
-227
|
2.125
|
2.375
|
|
-228
|
2.250
|
2.500
|
|
-229
|
2.375
|
2.625
|
|
-230
|
2.500
|
2.750
|
|
-231
|
2.625
|
2.875
|
|
-232
|
2.750
|
3.000
|
|
-233
|
2.875
|
3.125
|
|
-234
|
3.000
|
3.250
|
|
-235
|
3.125
|
3.375
|
|
-236
|
3.250
|
3.500
|
|
-237
|
3.375
|
3.625
|
|
-238
|
3.500
|
3.750
|
|
-239
|
3.625
|
3.875
|
|
-240
|
3.750
|
4.000
|
|
-241
|
3.875
|
4.125
|
|
-242
|
4.000
|
4.250
|
|
-243
|
4.125
|
4.375
|
|
-244
|
4.250
|
4.500
|
|
-245
|
4.375
|
4.625
|
|
-246
|
4.500
|
4.750
|
|
-247
|
4.625
|
4.875
|
|
-248
|
4.750
|
5.000
|
|
-249
|
4.875
|
5.125
|
|
-250
|
5.000
|
5.250
|
|
-251
|
5.125
|
5.375
|
|
-252
|
5.250
|
5.500
|
|
-253
|
5.375
|
5.625
|
|
-254
|
5.500
|
5.750
|
|
-255
|
5.625
|
5.875
|
|
-256
|
5.750
|
6.000
|
|
-257
|
5.875
|
6.125
|
|
-258
|
6.000
|
6.250
|
|
-259
|
6.250
|
6.500
|
|
-260
|
6.500
|
6.750
|
|
-261
|
6.750
|
7.000
|
|
-262
|
7.000
|
7.250
|
|
-263
|
7.250
|
7.500
|
|
-264
|
7.500
|
7.750
|
|
-265
|
7.750
|
8.000
|
|
-266
|
8.000
|
8.250
|
|
-267
|
8.250
|
8.500
|
|
-268
|
8.500
|
8.750
|
|
-269
|
8.750
|
9.000
|
|
-270
|
9.000
|
9.250
|
|
-271
|
9.250
|
9.500
|
|
-272
|
9.500
|
9.750
|
|
-273
|
9.750
|
10.000
|
|
|
|
Size
Dash
Number
|
|
|
A
+.000
-.002
|
B
+.002
-.000
|
|
-316
|
.875
|
1.250
|
|
-317
|
.937
|
1.312
|
|
-318
|
1.000
|
1.375
|
|
-319
|
1.062
|
1.437
|
|
-320
|
1.125
|
1.500
|
|
-321
|
1.187
|
1.562
|
|
-322
|
1.250
|
1.625
|
|
-323
|
1.312
|
1.687
|
|
-324
|
1.375
|
1.750
|
|
-325
|
1.500
|
1.875
|
|
-326
|
1.625
|
2.000
|
|
-327
|
1.750
|
2.125
|
|
-328
|
1.875
|
2.250
|
|
-329
|
2.000
|
2.375
|
|
-330
|
2.125
|
2.500
|
|
-331
|
2.250
|
2.625
|
|
-332
|
2.375
|
2.750
|
|
-333
|
2.500
|
2.875
|
|
-334
|
2.625
|
3.000
|
|
-335
|
2.750
|
3.125
|
|
-336
|
2.875
|
3.250
|
|
-337
|
3.000
|
3.375
|
|
-338
|
3.125
|
3.500
|
|
-339
|
3.250
|
3.625
|
|
-340
|
3.375
|
3.750
|
|
-341
|
3.500
|
3.875
|
|
-342
|
3.625
|
4.000
|
|
-343
|
3.750
|
4.125
|
|
-344
|
3.875
|
4.250
|
|
-345
|
4.000
|
4.375
|
|
-346
|
4.125
|
4.500
|
|
-347
|
4.250
|
4.625
|
|
-348
|
4.375
|
4.750
|
|
-349
|
4.500
|
4.875
|
|
-350
|
4.625
|
5.000
|
|
-351
|
4.750
|
5.125
|
|
-352
|
4.875
|
5.250
|
|
-353
|
5.000
|
5.375
|
|
-354
|
5.125
|
5.500
|
|
-355
|
5.250
|
5.625
|
|
-356
|
5.375
|
5.750
|
|
-357
|
| | 
