1MM CS X 48MM ID BLACK BUNA 70D

Buna-N O-Ring, 1 x 48 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:
H1X48
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Product Specification

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H1X48 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 48 mm (1.89 in), a cross section of 1 mm (0.039 in), and an outside diameter of 50 mm (1.97 in). In service, this o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified here for most widely specified general-purpose sealing elastomer and economical choice for high-volume maintenance programs. It resists hydraulic fluids, greases and lubricants, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Exposure to automotive brake fluid or polar solvents will shorten service life.

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

Stocked as H1X48 and sold individually. Application requirements vary, so validate compatibility with your process conditions prior to installation. For a size or compound outside the standard catalog, APG can quote from a print or sample.
Item
H1X48
Description
1MM CS X 48MM ID BLACK BUNA 70D
Actual Outside Diameter
50 mm (1.97 inch)
Actual Cross Section
1 mm (0.039 inch)
Actual Inside Diameter
48 mm (1.89 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity