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1.5MM CS X 75MM ID BLACK BUNA 70D

Buna-N O-Ring, 1.5 x 75 mm, 70A, Black, -40 to 250°F

Status
In Production
Est. Ship Date
22 Oct 2026
Material
Buna-N (Nitrile / NBR)
Dash Size
null
Durometer
70 Shore A
Cross Section Type
Round
Color
Black
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
250°F (121°C)
Nominal Cross Section
null
Nominal Inside Diameter
null
Nominal Outside Diameter
null
Unit of Measure
EA
SKU:
H1.5X75
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Product Specification

-
APG stocks the H1.5X75, a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 75 mm (2.953 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 78 mm (3.07 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Buna-N (Nitrile) offers the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. The material holds up against hydraulic fluids, propane and butane, and many alcohols. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It should not be specified for service in automotive brake fluid or polar solvents.

It sees regular use in fluid power, construction equipment, and general industrial maintenance.

Reference part number H1.5X75 when ordering; the item is sold individually. As always, verify media compatibility and operating conditions against the requirements of your specific application. If you need a size, durometer or compound that is not listed, APG can cross-reference from a print, a sample or a competitor part number.
Item
H1.5X75
Description
1.5MM CS X 75MM ID BLACK BUNA 70D
Actual Outside Diameter
78 mm (3.07 inch)
Actual Cross Section
1.5 mm (0.059 inch)
Actual Inside Diameter
75 mm (2.953 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity