3MM CS X 100MM ID BLACK BUNA 70D

Buna-N O-Ring, 3 x 100 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:
H3X100
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Product Specification

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Part number H3X100 is a black Buna-N (Nitrile) 70 Shore A O-Ring built to an inside diameter of 100 mm (3.937 in), a cross section of 3 mm (0.118 in), and an outside diameter of 106 mm (4.17 in). An o-ring delivers dependable bidirectional sealing in a compact groove envelope.

As a material, Buna-N (Nitrile) is specified for low compression set under sustained load, reliable performance in both static and dynamic service. It resists hydraulic fluids, water, and many alcohols. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with ozone and direct sunlight or strong acids.

It sees regular use in agricultural equipment, automotive, and fluid power.

H3X100 ships individually. Unit weight is approximately 2.85 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
H3X100
Description
3MM CS X 100MM ID BLACK BUNA 70D
Actual Outside Diameter
106 mm (4.17 inch)
Actual Cross Section
3 mm (0.118 inch)
Actual Inside Diameter
100 mm (3.937 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity