3MM CS X 220MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 220 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:
H3X220
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A measuring an inside diameter of 220 mm (8.661 in), a cross section of 3 mm (0.118 in), and an outside diameter of 226 mm (8.9 in), catalogued under part number H3X220. It delivers dependable bidirectional sealing in a compact groove envelope.

The material holds up against propane and butane, greases and lubricants, and water. Buna-N (Nitrile) is widely chosen for strong abrasion and tear resistance, low compression set under sustained load. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). Applications involving strong acids or ketones call for a different compound.

Typical settings include agricultural equipment, general industrial maintenance, and construction equipment.

Stocked as H3X220 and sold individually. Unit weight is approximately 6.1618 g. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Item
H3X220
Description
3MM CS X 220MM ID BLACK BUNA 70D
Actual Outside Diameter
226 mm (8.9 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
220 mm (8.661 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity