3.5MM CS X 193MM ID BLACK BUNA 70D

Buna-N O-Ring, 3.5 x 193 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:
H3.5X193
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Product Specification

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APG stocks the H3.5X193, a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 193 mm (7.598 in), a cross section of 3.5 mm (0.138 in), and an outside diameter of 200 mm (7.87 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

This material stands up to propane and butane, many alcohols, and water. Buna-N (Nitrile) offers reliable performance in both static and dynamic service, an economical choice for high-volume maintenance programs. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). Exposure to ketones or strong acids will shorten service life.

Common environments for this compound include hydraulic and pneumatic systems, automotive, and general industrial maintenance.

Stocked as H3.5X193 and sold individually. Unit weight is approximately 7.254 g. Check the compound against your process media, pressure and temperature before committing to a design.
Item
H3.5X193
Description
3.5MM CS X 193MM ID BLACK BUNA 70D
Actual Outside Diameter
200 mm (7.87 inch)
Actual Cross Section
3.5 mm (0.138 inch)
Actual Inside Diameter
193 mm (7.598 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity