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568-031 GREEN HNBR (HSN) 70 ORINGS

HNBR O-Ring, 1.739 in ID x 0.07 CS, 70A, Green, -40 to 325°F

Status
Out of Stock
Est. Ship Date
22 Oct 2026
Material
HNBR
Dash Size
31
Durometer
70 Shore A
Cross Section Type
Round
Color
Green
Minimum Temperature
-40°F (-40°C)
Maximum Temperature
325°F (163°C)
Nominal Cross Section
1/16 inch
Nominal Inside Diameter
1 3/4 inch
Nominal Outside Diameter
1 7/8 inch
Unit of Measure
EA
SKU:
HS70031

Product Specification

-
Ordered as HS70031, this is an AS568-031 green HNBR (Hydrogenated Nitrile) 70 Shore A O-Ring built to an inside diameter of 1.739 in (44.17 mm), a cross section of 0.07 in (1.78 mm), and an outside diameter of 1.879 in (47.73 mm). The o-ring provides a reliable static or dynamic seal by deforming into its gland under assembly load.

This material stands up to ozone and weathering, modern refrigerants, and petroleum oils and fuels. HNBR (Hydrogenated Nitrile) delivers strong resistance to rapid gas decompression, excellent abrasion and tear strength. Continuous operating temperature is published at -40°F (-40°C) to 325°F (162.8°C).

You will find this material specified across automotive air conditioning, engine timing systems, and heavy-duty powertrain.

Order part number HS70031, sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. 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
HS70031
Description
568-031 GREEN HNBR (HSN) 70 ORINGS
Actual Cross Section
0.07 inch (1.78 mm)
Actual Inside Diameter
1.739 inch (44.17 mm)
Actual Outside Diameter
1.879 inch (47.73 mm)
FDA Compliant
No
Measurement System
Imperial
Metal Detectable
No
NSF Certified
No
Product Code
6006
Product Category
O-Rings - Bulk - Premium