Monroe
OneMonroe
Locations Throughout the Country
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Tel: (877) 740-2007
Fax: (800) 453-9683
Email: sales@askmonroe.com
Website: monroeengineering.com
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OneMonroe PTFE O-Rings are crafted for high-performance sealing in the most demanding applications. Made from polytetrafluoroethylene (PTFE), these O-rings are uniquely resistant to chemicals, heat, and environmental stresses, making them a versatile solution across a broad range of industries. Designed with the highest quality standards, OneMonroe PTFE O-Rings provide reliable, long-lasting seals in environments where other materials may falter. With impressive durability and adaptability, our PTFE O-Rings are suitable for use in automotive, aerospace, food processing, and industrial applications that require precise and resilient sealing.

OneMonroe offers a variety of PTFE O-Rings, including specialized JIS PTFE O-Rings, crafted to meet Japanese Industrial Standards. These JIS-compliant O-rings ensure compatibility and high performance in specialized machinery and equipment. Each PTFE O-ring is engineered to resist extreme temperatures, aggressive chemicals, and high pressures, making them ideal for use in hydraulic systems, chemical processing, and high-temperature equipment. With the chemical inertness of PTFE, our O-rings prevent degradation and contamination, delivering exceptional sealing solutions that maintain integrity over extended use.

At OneMonroe, quality is our priority. Our PTFE O-Rings undergo stringent testing and quality control to ensure consistent performance in challenging environments. In addition to standard sizes, we offer custom options to meet unique specifications, providing a tailored sealing solution for every application. Choose OneMonroe PTFE O-Rings for your sealing needs, and experience the benefits of superior material quality, industry compliance, and our commitment to durability and precision. Trust OneMonroe to deliver the high-quality sealing solutions your project demands.

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

JIS O-Rings
Unit of Measure
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Item #

IntegrationID

Type

Material

Cross Section Width

Inside Diameter

CSW Tolerance

ID Tolerance

JIS Number

Quantity
S32 PTFE N/A
182281 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 31.50 mm1.240 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-32
S34 PTFE N/A
182282 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 33.50 mm1.319 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-34
S35 PTFE N/A
182283 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 34.50 mm1.358 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-35
S35.5 PTFE N/A
182284 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 35.00 mm1.378 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-35.5
S36 PTFE N/A
182285 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 35.50 mm1.398 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-36
S38 PTFE N/A
182286 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 37.50 mm1.476 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-38
S39 PTFE N/A
182287 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 38.50 mm1.516 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-39
S4 PTFE N/A
182288 		N/A JIS Standard O-Ring N/A PTFE N/A 0.059 in1.50 mm N/A 3.50 mm0.138 in N/A 0.004 in0.08 mm N/A 0.006 in0.15 mm N/A S-4
S40 PTFE N/A
182289 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 39.50 mm1.555 in N/A 0.004 in0.09 mm N/A 0.006 in0.15 mm N/A S-40
S42 PTFE N/A
182290 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 41.50 mm1.634 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-42
S44 PTFE N/A
182291 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 43.50 mm1.713 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-44
S45 PTFE N/A
182292 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 44.50 mm1.752 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-45
S46 PTFE N/A
182293 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 45.5 mm1.791 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-46
S48 PTFE N/A
182294 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 47.50 mm1.870 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-48
S5 PTFE N/A
182295 		N/A JIS Standard O-Ring N/A PTFE N/A 0.059 in1.50 mm N/A 4.50 mm0.177 in N/A 0.004 in0.08 mm N/A 0.006 in0.15 mm N/A S-5
S50 PTFE N/A
182296 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 49.50 mm1.949 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-50
S53 PTFE N/A
182297 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 52.50 mm2.067 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-53
S55 PTFE N/A
182298 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 54.50 mm2.146 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-55
S56 PTFE N/A
182299 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 55.50 mm2.185 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-56
S6 PTFE N/A
182300 		N/A JIS Standard O-Ring N/A PTFE N/A 0.059 in1.50 mm N/A 5.50 mm0.217 in N/A 0.004 in0.08 mm N/A 0.006 in0.15 mm N/A S-6
S60 PTFE N/A
182301 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 59.50 mm2.343 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-60
S63 PTFE N/A
182302 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 62.50 mm2.461 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-63
S65 PTFE N/A
182303 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 64.5 mm2.539 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-65
S67 PTFE N/A
182304 		N/A JIS Standard O-Ring N/A PTFE N/A 0.079 in2.00 mm N/A 66.50 mm2.618 in N/A 0.004 in0.09 mm N/A 0.01 in0.25 mm N/A S-67
S7 PTFE N/A
182305 		N/A JIS Standard O-Ring N/A PTFE N/A 0.059 in1.50 mm N/A 6.50 mm0.256 in N/A 0.004 in0.08 mm N/A 0.006 in0.15 mm N/A S-7
Unit of Measure
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