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Standard size o-ring charts: Chart 1
1/16" Cross-Section (w), actual .070" AND 3/32" Cross-Section (w), actual .103"
Chart 1: 1/16" Cross-Section (w), actual .070" AND 3/32" Cross-Section (w), actual .103"
Chart 2: 1/8" Cross-Section (w), actual .139" AND 3/16" Cross-Section (w), actual .210"
Chart 3: New Sizes Available (400 Series) AND 1/4" Cross-Section (w), actual .275"
Chart 4: Tube Fitting Sizes (900 Series)
1/16" Cross-Section (w), actual .070"
No.
I.D."
Actual
O.D."
No.
I.D."
Actual
O.D."
No.
I.D."
Actual
O.D."
-001*
1/32
0.029
3/32
-018
3/4
0.739
7/8
-035
2-1/4
2.239
2-3/8
-002*
3/64
0.042
9/64
-019
13/16
0.801
15/16
-036
2-3/8
2.364
2-1/2
-003*
1/16
0.056
13/64
-020
7/8
0.864
1
-037
2-1/2
2.489
2-5/8
-004
5/64
0.070
13/64
-021
15/16
0.925
1-1/16
-038
2-5/8
2.614
2-3/4
-005
3/32
0101
7/32
-022
1
0.989
1-1/8
-039
2-3/4
2.739
2-7/8
-006
1/8
0.114
1/4
-023
1-1/16
1.051
1-3/16
-040
2-7/8
2.864
3
-007
5/32
0.145
9/32
-024
1-1/8
1.114
1-1/4
-041
3
2.989
3-1/8
-008
3/16
0.176
5/16
-025
1-3/16
1.176
1-5/16
-042
3-1/4
3.239
3-3/8
-009
7/32
0.208
11/32
-026
1-1/4
1.239
1-3/8
-043
3-1/2
3.489
3-5/8
-010
1/4
0.239
3/8
-027
1-5/16
1.301
1-7/16
-044
3-3/4
3.739
3-7/8
-011
5/16
0.301
7/16
-028
1-3/8
1.364
1-1/2
-045
4
3.989
4-1/8
-012
3/8
0.364
1/2
-029
1-1/2
1.489
1-5/8
-046
4-1/4
4.239
4-3/8
-013
7/16
0.426
9/16
-030
1-5/8
1.614
1-3/4
-047
4-1/2
4.489
4-5/8
-014
1/2
0.489
5/8
-031
1-3/4
1.739
1-7/8
-048
4-3/4
4.739
4-7/8
-015
9/16
0.551
11/16
-032
1-7/8
1.864
2
-049
5
4.989
5-1/8
-016
5/8
0.614
3/4
-033
2
1.989
2-1/8
-050
5-1/4
5.239
4-3/8
-017
11/16
0.676
13/16
-034
2-1/8
2.114
2-1/4
* Note - actual cross-section of -001 is 0.040"; -002 is 0.050"; -003 is 0-060"
3/32" Cross-Section (w), actual .103"
No.
I.D."
Actual
O.D."
No.
I.D."
Actual
O.D."
No.
I.D."
Actual
O.D."
-102
1/16
0.049
1/4
-127
1-7/16
1.424
1-5/8
-153
3-1/2
3.487
3-11/16
-103
3/32
0.081
9/32
-128
1-1/2
1.487
1-11/16
-154
3-3/4
3.737
3-15/16
-104
1/8
0.112
5/16
-129
1-9/16
1.549
1-3/4
-155
4
3.987
4-3/16
-105
5/32
0.143
11/32
-130
1-5/8
1.612
1-13/16
-156
4-1/4
4.237
4-7/16
-106
3/16
0.174
3/8
-131
1-11/16
1.674
1-7/8
-157
4-1/2
4.487
4-11/16
-107
7/32
0.206
9/16
-132
1-3/4
1.737
1-15/16
-158
4-3/4
4.737
4-15/16
-108
1/4
0.237
7/16
-133
1-13/16
1.799
2
-159
5
4.987
5-3/16
-109
5/16
0.299
1/2
-134
1-7/8
1.862
2.1/16
-160
5-1/4
5.237
5-7/16
-110
3/8
0.362
9/16
-135
1-15/16
1.925
2.1/8
-161
5-1/2
5.487
5-11/16
-111
7/16
0.424
5/8
-136
2
1.987
2.3/16
-162
5-3/4
5.737
5-15/16
-112
1/2
0.478
11/16
-137
2-1/16
2.050
2-1/4
-163
6
5.987
6-3/16
-113
9/16
0.549
3/4
-138
2-1/8
2.112
2-5/16
-164
6-1/4
6.237
6-7/16
-114
5/8
0.612
13/16
-139
2-3/16
2.175
2-3/8
-165
6-1/2
6.487
6-11/16
-115
11/16
0.674
7/8
-140
2-1/4
2.237
2-7/16
-166
6-3/4
6.737
6-15/16
-116
3/4
0.737
15/16
-141
2-5/16
2.300
2-1/2
-167
7
6.987
7-3/16
-117
13/16
0.799
1
-142
2-3/8
2.362
2-9/16
-168
7-1/4
7.237
7-7/16
-118
7/8
0.862
1-1/16
-143
2-7/16
2.425
2-5/8
-169
7-1/2
7.487
7-11/16
-119
15/16
0.924
1-1/8
-144
2-1/2
2.487
2-11/16
-170
7-3/4
7.737
7-15/16
-120
1
0.987
1-3/16
-145
2-9/16
2.550
2-3/4
-171
8
7.987
8-3/16
-121
1-1/16
10349
1-1/4
-146
2-5/8
2.612
2-13/16
-172
8-1/4
8.237
8-7/16
-122
1-1/8
1.112
1-5/16
-147
2-11/16
2.675
2-7/8
-173
8-1/2
4.487
8-11/16
-123
1-3/16
1.174
1-3/8
-148
2-3/4
2.737
2-15/16
-174
8-3/4
8.737
8-15/15
-124
1-1/4
1.237
1-7/16
-149
2-13/16
2.800
3
-175
9
8.987
9.3/16
-125
1-5/16
1.299
1-1/2
-150
2-7/8
2.862
3-1/16
-176
9-1/4
9.237
9-7/16
-126
1-3/8
1.362
1-9/16
-151
3
2.897
3-3/16
-177
9-1/2
9.487
9-11/16
-152
3-1/4
3.609
3-7/16
-178
9-3/4
9.737
9-15/16
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