3.55MM CS X 150MM ID BLACK BUNA 70D

Buna-N O-Ring, 3.55 x 150 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:
H3.55X150
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Product Specification

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The H3.55X150 is a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 150 mm (5.906 in), a cross section of 3.55 mm (0.14 in), and an outside diameter of 157.1 mm (6.19 in). This o-ring compresses into its gland to block fluid or gas migration across a joint.

The compound resists petroleum-based oils, many alcohols, and hydraulic fluids. Buna-N (Nitrile) is valued for strong abrasion and tear resistance, reliable performance in both static and dynamic service. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Exposure to ozone and direct sunlight or automotive brake fluid will shorten service life.

Common environments for this compound include automotive, agricultural equipment, and construction equipment.

H3.55X150 ships individually. Unit weight is approximately 5.9738 g. Confirm chemical compatibility, pressure and temperature against your own application requirements before installing.
Item
H3.55X150
Description
3.55MM CS X 150MM ID BLACK BUNA 70D
Actual Outside Diameter
157.1 mm (6.19 inch)
Actual Cross Section
3.55 mm (0.14 inch)
Actual Inside Diameter
150 mm (5.906 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity