1.5MM CS X 57MM ID BLACK BUNA 70D

Buna-N O-Ring, 1.5 x 57 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:
H1.5X57
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Product Specification

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APG stocks the H1.5X57, a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 57 mm (2.244 in), a cross section of 1.5 mm (0.059 in), and an outside diameter of 60 mm (2.36 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Buna-N (Nitrile) is widely chosen for the most widely specified general-purpose sealing elastomer and low compression set under sustained load. The compound resists hydraulic fluids, propane and butane, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with polar solvents or strong acids.

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

Order part number H1.5X57, sold individually. Unit weight is approximately 0.0005 g. Application requirements vary, so validate compatibility with your process conditions prior to installation. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H1.5X57
Description
1.5MM CS X 57MM ID BLACK BUNA 70D
Actual Outside Diameter
60 mm (2.36 inch)
Actual Cross Section
1.5 mm (0.059 inch)
Actual Inside Diameter
57 mm (2.244 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity