4MM CS X 360MM ID BLACK BUNA 70D

Buna-N O-Ring, 4 x 360 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:
H4X360
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Product Specification

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This o-ring is supplied in black Buna-N (Nitrile) 70 Shore A built to an inside diameter of 360 mm (14.173 in), a cross section of 4 mm (0.157 in), and an outside diameter of 368 mm (14.49 in), catalogued under part number H4X360. It compresses into its gland to block fluid or gas migration across a joint.

Buna-N (Nitrile) is specified here for strong abrasion and tear resistance, reliable performance in both static and dynamic service. This material stands up to hydraulic fluids, water, and greases and lubricants. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where automotive brake fluid or ketones are present.

You will find this material specified across agricultural equipment, automotive, and general industrial maintenance.

Order part number H4X360, sold individually. Unit weight is approximately 17.561 g. Review your operating media and conditions against this specification before installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H4X360
Description
4MM CS X 360MM ID BLACK BUNA 70D
Actual Outside Diameter
368 mm (14.49 inch)
Actual Cross Section
4 mm (0.157 inch)
Actual Inside Diameter
360 mm (14.173 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity