1MM CS X 7MM ID BLACK BUNA 70D

Buna-N O-Ring, 1 x 7 mm, 70A, Black, -40 to 250°F

Status
Available
Est. Ship Date
28 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:
H1X7
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A with an inside diameter of 7 mm (0.276 in), a cross section of 1 mm (0.039 in), and an outside diameter of 9 mm (0.35 in), catalogued under part number H1X7. It compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is valued for an economical choice for high-volume maintenance programs, reliable performance in both static and dynamic service. The compound resists greases and lubricants, many alcohols, and water. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in ozone and direct sunlight or strong acids.

Maintenance and OEM teams specify it across automotive, general industrial maintenance, and fluid power.

This item is sold individually under part number H1X7. Unit weight is approximately 0.026 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H1X7
Description
1MM CS X 7MM ID BLACK BUNA 70D
Actual Outside Diameter
9 mm (0.35 inch)
Actual Cross Section
1 mm (0.039 inch)
Actual Inside Diameter
7 mm (0.276 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity