3MM CS X 36.5MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 36.5 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:
H3X36.5
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Product Specification

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Part number H3X36.5 is a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 36.5 mm (1.437 in), a cross section of 3 mm (0.118 in), and an outside diameter of 42.5 mm (1.67 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

This material stands up to many alcohols, water, and propane and butane. Buna-N (Nitrile) offers reliable performance in both static and dynamic service, strong abrasion and tear resistance. Rated temperature range runs from -40°F (-40°C) to 250°F (121.1°C) in continuous service. It is not the right choice where automotive brake fluid or ketones are present.

Common environments for this compound include construction equipment, fluid power, and general industrial maintenance.

H3X36.5 ships individually. Unit weight is approximately 1.095 g. Check the compound against your process media, pressure and temperature before committing to a design. Not finding the exact configuration you need? APG cross-references from prints, samples and competitor part numbers.
Item
H3X36.5
Description
3MM CS X 36.5MM ID BLACK BUNA 70D
Actual Outside Diameter
42.5 mm (1.67 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
36.5 mm (1.437 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity