4MM CS X 24MM ID BLACK BUNA 70D

Buna-N O-Ring, 4 x 24 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:
H4X24
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A supplied with an inside diameter of 24 mm (0.945 in), a cross section of 4 mm (0.157 in), and an outside diameter of 32 mm (1.26 in), catalogued under part number H4X24. It compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is known for strong abrasion and tear resistance, reliable performance in both static and dynamic service. This material stands up to greases and lubricants, hydraulic fluids, and many alcohols. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). It is not the right choice where automotive brake fluid or ozone and direct sunlight are present.

You will find this material specified across fluid power, agricultural equipment, and construction equipment.

Order part number H4X24, sold individually. Unit weight is approximately 1.3509 g. Review your operating media and conditions against this specification before installation.
Item
H4X24
Description
4MM CS X 24MM ID BLACK BUNA 70D
Actual Outside Diameter
32 mm (1.26 inch)
Actual Cross Section
4 mm (0.157 inch)
Actual Inside Diameter
24 mm (0.945 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity