3MM CS X 237MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 237 mm, 70A, Black, -40 to 250°F

Status
Out of Stock
Est. Ship Date
30 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:
H3X237

Product Specification

-
Part number H3X237 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 237 mm (9.331 in), a cross section of 3 mm (0.118 in), and an outside diameter of 243 mm (9.57 in). An o-ring seats in a machined groove and forms a leak-tight barrier when compressed between two mating surfaces.

Buna-N (Nitrile) is valued for reliable performance in both static and dynamic service, the most widely specified general-purpose sealing elastomer. The compound resists water, hydraulic fluids, and greases and lubricants. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. Verify compatibility before use with ketones or ozone and direct sunlight.

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

Order part number H3X237, sold individually. Unit weight is approximately 6.5089 g. Review your operating media and conditions against this specification before installation.
Item
H3X237
Description
3MM CS X 237MM ID BLACK BUNA 70D
Actual Outside Diameter
243 mm (9.57 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
237 mm (9.331 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity