6MM CS X 270MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 270 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:
H6X270
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Product Specification

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The H6X270 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 270 mm (10.63 in), a cross section of 6 mm (0.236 in), and an outside diameter of 282 mm (11.1 in). This o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) is specified for low compression set under sustained load and the most widely specified general-purpose sealing elastomer. The compound resists greases and lubricants, water, and propane and butane. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Exposure to polar solvents or ozone and direct sunlight will shorten service life.

Maintenance and OEM teams specify it across automotive, construction equipment, and hydraulic and pneumatic systems.

Order part number H6X270, sold individually. Unit weight is approximately 30.368 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H6X270
Description
6MM CS X 270MM ID BLACK BUNA 70D
Actual Outside Diameter
282 mm (11.1 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
270 mm (10.63 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity