JIS Silicone O-Rings

OneMonroe's JIS Silicone O-Rings are engineered to provide exceptional sealing performance in the most demanding applications. Crafted from high-quality silicone material, these O-rings are designed to withstand extreme temperatures, pressures, and chemical exposures, making them ideal for use in various industrial sectors, including automotive, aerospace, medical, and food processing. Their robust construction ensures a dependable seal that prevents leaks and protects equipment, providing long-lasting durability and reliability. With compliance to Japanese Industrial Standards (JIS), these O-rings offer precise dimensions and compatibility with a wide range of machinery and equipment, ensuring seamless integration in critical systems.

The unique properties of silicone make these O-rings an excellent choice for challenging environments. Silicone offers outstanding resistance to oxidation, UV light, and ozone, as well as flexibility across a broad temperature range. These qualities enable OneMonroe JIS Silicone O-Rings to perform reliably in both high-heat and low-temperature applications, without losing elasticity or shape. Whether you are working in freezing cold or intense heat, these O-rings maintain their integrity, providing consistent performance that helps to reduce maintenance and downtime for your equipment.

In addition to superior material quality, OneMonroe places a strong emphasis on product consistency and reliability. Each JIS Silicone O-Ring undergoes rigorous quality control to ensure it meets both JIS standards and our own stringent specifications. This attention to detail ensures that customers receive products they can trust for critical sealing applications. With our extensive range of sizes and dimensions, OneMonroe JIS Silicone O-Rings are a versatile solution that adapts to various needs, supporting efficiency, safety, and reliability in your systems. Choose OneMonroe for a high-performance, industry-compliant sealing solution you can depend on.

For more information, please see: Comparison Properties Chart, PTFE Encapsulated O-rings, Material Shelf Life, and O-ring Groove Design Chart.

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Inside Diameter (in)

Item #	IntegrationID	Type	Material	Cross Section Width	Durometer	Inside Diameter	CSW Tolerance	ID Tolerance	JIS Number

G100 S-70	N/A 180261	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 99.40 mm3.913 in	N/A 0.004 in0.10 mm	N/A 0.016 in0.40 mm	N/A G-100
G105 S-70	N/A 180262	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 104.40 mm4.110 in	N/A 0.004 in0.10 mm	N/A 0.016 in0.40 mm	N/A G-105
G110 S-70	N/A 180263	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 109.40 mm4.307 in	N/A 0.004 in0.10 mm	N/A 0.016 in0.40 mm	N/A G-110
G115 S-70	N/A 180264	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 114.40 mm4.504 in	N/A 0.004 in0.10 mm	N/A 0.016 in0.40 mm	N/A G-115
G120 S-70	N/A 180265	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 119.40 mm4.701 in	N/A 0.004 in0.10 mm	N/A 0.016 in0.40 mm	N/A G-120
G125 S-70	N/A 180266	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 124.40 mm4.898 in	N/A 0.004 in0.10 mm	N/A 0.016 in0.40 mm	N/A G-125
G130 S-70	N/A 180267	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 129.40 mm5.094 in	N/A 0.004 in0.10 mm	N/A 0.024 in0.60 mm	N/A G-130
G135 S-70	N/A 180268	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 134.40 mm5.291 in	N/A 0.004 in0.10 mm	N/A 0.024 in0.60 mm	N/A G-135
G140 S-70	N/A 180269	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 139.40 mm5.488 in	N/A 0.004 in0.10 mm	N/A 0.024 in0.60 mm	N/A G-140
G145 S-70	N/A 180270	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.122 in3.10 mm	N/A 70	N/A 144.40 mm5.685 in	N/A 0.004 in0.10 mm	N/A 0.024 in0.60 mm	N/A G-145
G150 S-70	N/A 180271	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 149.30 mm5.878 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-150
G155 S-70	N/A 180272	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 154.30 mm6.075 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-155
G160 S-70	N/A 180273	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 159.30 mm6.272 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-160
G165 S-70	N/A 180274	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 164.30 mm6.469 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-165
G170 S-70	N/A 180275	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 169.30 mm6.665 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-170
G175 S-70	N/A 180276	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 174.30 mm6.862 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-175
G180 S-70	N/A 180277	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 179.30 mm7.059 in	N/A 0.006 in0.15 mm	N/A 0.024 in0.60 mm	N/A G-180
G185 S-70	N/A 180278	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 184.30 mm7.256 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-185
G190 S-70	N/A 180279	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 189.30 mm7.453 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-190
G195 S-70	N/A 180280	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 194.30 mm7.650 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-195
G200 S-70	N/A 180281	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 199.3 mm7.846 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-200
G210 S-70	N/A 180282	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 209.3 mm8.240 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-210
G220 S-70	N/A 180283	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 219.3 mm8.634 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-220
G230 S-70	N/A 180284	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 229.3 mm9.028 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-230
G240 S-70	N/A 180285	N/A JIS Standard O-Ring	N/A Silicone	N/A 0.224 in5.70 mm	N/A 70	N/A 239.3 mm9.421 in	N/A 0.006 in0.15 mm	N/A 0.031 in0.80 mm	N/A G-240

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No Preference
10.70
10.80
101.60
104.40
104.50
104.60
1044.00
109.40
109.50
109.60
11.00
11.50
11.80
111.50
111.60
114.40
114.50
114.60
119.00
119.40
119.50
119.60
12.00
12.30
124.40
124.50
124.60
129.40
129.50
129.60
13.50
13.80
131.50
131.6
134.40
134.50
134.60
139.40
139.50
139.60
14.5
14.80
144.40
144.50
144.60
148.50
149.30
149.50
149.6
15.50
15.80
154.30
154.50
159.30
159.50
164.30
164.50
169.30
169.50
17.50
17.80
173.00
174.30
174.50
179.30
179.50
184.30
184.50
189.30
189.50
19.50
19.80
194.30
194.50
199.3
199.5
2.50
20.80
204.5
208.5
209.3
209.5
21.50
21.70
21.80
21.90
214.5
219.3
219.5
22.10
222.5
224.5
229.3
229.5
23.5
23.70
234.5
239.3
239.5
24.40
24.50
24.70
244.5
249.3
249.5
25.20
25.50
25.70
254.3
254.5
259.3
259.5
264.5
269.3
269.5
27.50
27.70
272
274.50
279.30
279.50
28.50
28.70
284.50
289.30
289.50
29.20
29.40
29.50
29.70
294.50
299.30
299.50
3.50
3.80
30.70
31.00
31.20
31.50
31.70
314.50
319.50
321.50
33.50
33.70
334.50
339.50
34.40
34.50
34.70
35.00
35.20
35.50
35.70
354.50
359.50
37.50
37.70
374.50
376.00
38.50
38.70
384.50
39.40
39.50
39.70
399.5
4.50
4.80
40.70
41.50
41.70
425.5
43.50
43.70
44.40
44.50
44.70
45.5
45.70
47.50
47.60
47.70
475.00
48.70
49.40
49.50
49.60
49.70
5.50
5.80
51.60
52.50
52.6
524.5
54.40
54.50
54.60
55.50
55.60
57.60
579.00
59.4
59.50
59.6
6.50
6.80
61.60
62.50
62.60
633.5
64.40
64.5
64.60
66.50
66.60
683.00
69.00
69.4
69.5
69.6
7.50
7.80
70.50
70.60
732.50
74.40
74.50
74.60
782.00
79.40
79.50
79.60
8.50
8.80
836.50
84.00
84.40
84.50
84.60
89.40
89.50
89.60
9.50
9.80
94.40
94.50
94.60
940.50
99.00
99.40
99.50
99.60

No Preference
0.098
0.138
0.150
0.177
0.189
0.217
0.228
0.256
0.268
0.295
0.307
0.335
0.346
0.374
0.386
0.421
0.425
0.433
0.453
0.465
0.472
0.484
0.531
0.543
0.571
0.583
0.610
0.622
0.689
0.701
0.768
0.780
0.819
0.846
0.854
0.858
0.862
0.870
0.925
0.933
0.961
0.965
0.972
0.992
1.004
1.012
1.083
1.091
1.122
1.130
1.150
1.157
1.161
1.169
1.209
1.220
1.228
1.240
1.248
1.319
1.327
1.354
1.358
1.366
1.378
1.386
1.398
1.406
1.476
1.484
1.516
1.524
1.551
1.555
1.563
1.602
1.634
1.642
1.713
1.720
1.748
1.752
1.760
1.791
1.799
1.870
1.874
1.878
1.917
1.945
1.949
1.953
1.957
10.012
10.020
10.209
10.217
10.413
10.602
10.610
10.709
10.807
10.996
11.004
11.201
11.390
11.398
11.594
11.783
11.791
12.382
12.579
12.657
13.169
13.366
13.957
14.154
14.744
14.803
15.138
15.728
16.752
18.701
2.031
2.067
2.071
2.142
2.146
2.150
2.185
2.189
2.268
2.339
2.343
2.346
2.425
2.461
2.465
2.535
2.539
2.543
2.618
2.622
2.717
2.732
2.736
2.740
2.776
2.780
2.929
2.933
2.937
20.650
22.795
24.941
26.890
28.839
3.126
3.130
3.134
3.307
3.323
3.327
3.331
3.520
3.524
3.528
3.717
3.720
3.724
3.898
3.913
3.917
3.921
30.787
32.933
37.028
4.000
4.110
4.114
4.118
4.307
4.311
4.315
4.390
4.394
4.504
4.508
4.512
4.685
4.701
4.705
4.709
4.898
4.902
4.906
41.102
5.094
5.098
5.102
5.177
5.181
5.291
5.295
5.299
5.488
5.492
5.496
5.685
5.689
5.693
5.846
5.878
5.886
5.890
6.075
6.083
6.272
6.280
6.469
6.476
6.665
6.673
6.811
6.862
6.870
7.059
7.067
7.256
7.264
7.453
7.461
7.650
7.657
7.846
7.854
8.051
8.209
8.240
8.248
8.445
8.634
8.642
8.760
8.839
9.028
9.035
9.232
9.421
9.429
9.626
9.815
9.823