5.7MM CS X 62.6MM ID BLACK BUNA 70D

Buna-N O-Ring, 5.7 x 62.6 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
31 Oct 2026
Material
Buna-N (Nitrile / NBR)
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Unit of Measure
EA
SKU:
H5.7X62.6
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Product Specification

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Part number H5.7X62.6 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 62.6 mm (2.465 in), a cross section of 5.7 mm (0.224 in), and an outside diameter of 74 mm (2.91 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware. This item is further identified as Metric O-RING, JIS P63.

The compound resists petroleum-based oils, propane and butane, and hydraulic fluids. Buna-N (Nitrile) offers the most widely specified general-purpose sealing elastomer, reliable performance in both static and dynamic service. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It should not be specified for service in strong acids or polar solvents.

You will find this material specified across automotive, agricultural equipment, and hydraulic and pneumatic systems.

H5.7X62.6 ships individually. Unit weight is approximately 6.6146 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H5.7X62.6
Description
5.7MM CS X 62.6MM ID BLACK BUNA 70D
Actual Outside Diameter
74 mm (2.91 inch)
Actual Cross Section
5.7 mm (0.224 inch)
Actual Inside Diameter
62.6 mm (2.465 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity