Metric Polyurethane O-Rings

OneMonroe’s Metric Polyurethane O-Rings are designed for maximum durability and exceptional sealing performance in a wide range of applications. Crafted from high-quality polyurethane, these O-rings offer outstanding resistance to abrasion, chemicals, and high-pressure environments, making them ideal for industries that demand both reliability and longevity. Whether used in hydraulics, pneumatics, or mechanical assemblies, OneMonroe’s Metric Polyurethane O-Rings deliver dependable sealing solutions that withstand tough conditions, ensuring your systems operate smoothly and efficiently.

Our metric O-rings are available in various sizes to provide versatility and precision for any engineering or industrial requirement. These O-rings are specifically designed to provide a reliable seal for metric-based equipment, allowing for exact fitment and minimal leakage. The superior strength and elasticity of polyurethane make these O-rings more durable than traditional rubber alternatives, significantly extending the service life and reducing maintenance downtime. With their exceptional chemical and temperature resistance, OneMonroe Metric Polyurethane O-Rings are a trusted choice for applications ranging from automotive systems to heavy machinery and beyond.

OneMonroe is committed to providing premium-quality products that meet the rigorous demands of our clients. Our polyurethane O-rings undergo stringent quality checks and are manufactured to exact specifications, ensuring reliable performance in diverse environments. As a trusted provider of industrial and engineering components, we support our clients with expert guidance and a wide selection of high-quality sealing solutions. When you choose OneMonroe Metric Polyurethane O-Rings, you’re investing in dependable performance, longevity, and efficiency for all your sealing needs.

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

Item #	IntegrationID	Type	Material	Cross Reference	Cross Section Width	Durometer	Inside Diameter
151.77 X 5.33 U-70	N/A 138160	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 361	N/A 5.33 mm	N/A 70	N/A 151.77 mm
148.59 X 5.33 U-70	N/A 138097	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 360	N/A 5.33 mm	N/A 70	N/A 148.59 mm
60.05 X 1.78 U-70	N/A 140842	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 36	N/A 1.78 mm	N/A 70	N/A 60.05 mm
145.42 X 5.33 U-70	N/A 138073	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 359	N/A 5.33 mm	N/A 70	N/A 145.42 mm
142.24 X 5.33 U-70	N/A 138041	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 358	N/A 5.33 mm	N/A 70	N/A 142.24 mm
139.07 X 5.33 U-70	N/A 137982	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 357	N/A 5.33 mm	N/A 70	N/A 139.07 mm
135.89 X 5.33 U-70	N/A 137951	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 356	N/A 5.33 mm	N/A 70	N/A 135.89 mm
132.72 X 5.33 U-70	N/A 137918	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 355	N/A 5.33 mm	N/A 70	N/A 132.72 mm
129.54 X 5.33 U-70	N/A 137859	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 354	N/A 5.33 mm	N/A 70	N/A 129.54 mm
126.37 X 5.33 U-70	N/A 137827	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 353	N/A 5.33 mm	N/A 70	N/A 126.37 mm
123.19 X 5.33 U-70	N/A 137790	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 352	N/A 5.33 mm	N/A 70	N/A 123.19 mm
120.02 X 5.33 U-70	N/A 137764	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 351	N/A 5.33 mm	N/A 70	N/A 120.02 mm
116.84 X 5.33 U-70	N/A 137694	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 350	N/A 5.33 mm	N/A 70	N/A 116.84 mm
56.87 X 1.78 U-70	N/A 140738	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 35	N/A 1.78 mm	N/A 70	N/A 56.87 mm
113.67 X 5.33 U-70	N/A 137657	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 349	N/A 5.33 mm	N/A 70	N/A 113.67 mm
110.49 X 5.33 U-70	N/A 137632	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 348	N/A 5.33 mm	N/A 70	N/A 110.49 mm
107.32 X 5.33 U-70	N/A 137568	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 347	N/A 5.33 mm	N/A 70	N/A 107.32 mm
104.14 X 5.33 U-70	N/A 137532	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 346	N/A 5.33 mm	N/A 70	N/A 104.14 mm
100.97 X 5.33 U-70	N/A 137498	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 345	N/A 5.33 mm	N/A 70	N/A 100.97 mm
97.79 X 5.33 U-70	N/A 141485	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 344	N/A 5.33 mm	N/A 70	N/A 97.79 mm
94.62 X 5.33 U-70	N/A 141448	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 343	N/A 5.33 mm	N/A 70	N/A 94.62 mm
91.44 X 5.33 U-70	N/A 141407	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 342	N/A 5.33 mm	N/A 70	N/A 91.44 mm
88.27 X 5.33 U-70	N/A 141331	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 341	N/A 5.33 mm	N/A 70	N/A 88.27 mm
85.09 X 5.33 U-70	N/A 141299	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 340	N/A 5.33 mm	N/A 70	N/A 85.09 mm
53.7 X 1.78 U-70	N/A 140671	N/A Metric Standard O-Ring	N/A Polyurethane	N/A 34	N/A 1.78 mm	N/A 70	N/A 53.70 mm

N/A
138160

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 361

N/A 5.33 mm

N/A 70

N/A 151.77 mm

148.59 X 5.33 U-70

N/A
138097

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 360

N/A 5.33 mm

N/A 70

N/A 148.59 mm

60.05 X 1.78 U-70

N/A
140842

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 36

N/A 1.78 mm

N/A 70

N/A 60.05 mm

145.42 X 5.33 U-70

N/A
138073

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 359

N/A 5.33 mm

N/A 70

N/A 145.42 mm

142.24 X 5.33 U-70

N/A
138041

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 358

N/A 5.33 mm

N/A 70

N/A 142.24 mm

139.07 X 5.33 U-70

N/A
137982

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 357

N/A 5.33 mm

N/A 70

N/A 139.07 mm

135.89 X 5.33 U-70

N/A
137951

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 356

N/A 5.33 mm

N/A 70

N/A 135.89 mm

132.72 X 5.33 U-70

N/A
137918

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 355

N/A 5.33 mm

N/A 70

N/A 132.72 mm

129.54 X 5.33 U-70

N/A
137859

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 354

N/A 5.33 mm

N/A 70

N/A 129.54 mm

126.37 X 5.33 U-70

N/A
137827

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 353

N/A 5.33 mm

N/A 70

N/A 126.37 mm

123.19 X 5.33 U-70

N/A
137790

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 352

N/A 5.33 mm

N/A 70

N/A 123.19 mm

120.02 X 5.33 U-70

N/A
137764

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 351

N/A 5.33 mm

N/A 70

N/A 120.02 mm

116.84 X 5.33 U-70

N/A
137694

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 350

N/A 5.33 mm

N/A 70

N/A 116.84 mm

56.87 X 1.78 U-70

N/A
140738

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 35

N/A 1.78 mm

N/A 70

N/A 56.87 mm

113.67 X 5.33 U-70

N/A
137657

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 349

N/A 5.33 mm

N/A 70

N/A 113.67 mm

110.49 X 5.33 U-70

N/A
137632

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 348

N/A 5.33 mm

N/A 70

N/A 110.49 mm

107.32 X 5.33 U-70

N/A
137568

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 347

N/A 5.33 mm

N/A 70

N/A 107.32 mm

104.14 X 5.33 U-70

N/A
137532

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 346

N/A 5.33 mm

N/A 70

N/A 104.14 mm

100.97 X 5.33 U-70

N/A
137498

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 345

N/A 5.33 mm

N/A 70

N/A 100.97 mm

97.79 X 5.33 U-70

N/A
141485

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 344

N/A 5.33 mm

N/A 70

N/A 97.79 mm

94.62 X 5.33 U-70

N/A
141448

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 343

N/A 5.33 mm

N/A 70

N/A 94.62 mm

91.44 X 5.33 U-70

N/A
141407

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 342

N/A 5.33 mm

N/A 70

N/A 91.44 mm

88.27 X 5.33 U-70

N/A
141331

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 341

N/A 5.33 mm

N/A 70

N/A 88.27 mm

85.09 X 5.33 U-70

N/A
141299

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 340

N/A 5.33 mm

N/A 70

N/A 85.09 mm

53.7 X 1.78 U-70

N/A
140671

N/A Metric Standard O-Ring

N/A Polyurethane

N/A 34

N/A 1.78 mm

N/A 70

N/A 53.70 mm