3MM CS X 17.5MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 17.5 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:
H3X17.5
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Product Specification

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The H3X17.5 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 17.5 mm (0.689 in), a cross section of 3 mm (0.118 in), and an outside diameter of 23.5 mm (0.93 in). This o-ring delivers dependable bidirectional sealing in a compact groove envelope.

Buna-N (Nitrile) is specified here for strong abrasion and tear resistance, most widely specified general-purpose sealing elastomer. The material holds up against propane and butane, water, and hydraulic fluids. Published continuous service range is -40°F (-40°C) to 250°F (121.1°C). Verify compatibility before use with ozone and direct sunlight or ketones.

Typical settings include construction equipment, automotive, and agricultural equipment.

H3X17.5 ships individually. Unit weight is approximately 0.5715 g. Application requirements vary, so validate compatibility with your process conditions prior to installation.
Item
H3X17.5
Description
3MM CS X 17.5MM ID BLACK BUNA 70D
Actual Outside Diameter
23.5 mm (0.93 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
17.5 mm (0.689 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity