6MM CS X 310MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 310 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:
H6X310
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Product Specification

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The H6X310 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 310 mm (12.205 in), a cross section of 6 mm (0.236 in), and an outside diameter of 322 mm (12.68 in). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified here for low compression set under sustained load and economical choice for high-volume maintenance programs. This material stands up to propane and butane, water, and hydraulic fluids. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with strong acids or ketones.

Typical settings include agricultural equipment, hydraulic and pneumatic systems, and fluid power.

Reference part number H6X310 when ordering; the item is sold individually. Unit weight is approximately 34.211 g. Review your operating media and conditions against this specification before installation. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Item
H6X310
Description
6MM CS X 310MM ID BLACK BUNA 70D
Actual Outside Diameter
322 mm (12.68 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
310 mm (12.205 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity