6MM CS X 140MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 140 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:
H6X140
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Product Specification

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H6X140 is a black Buna-N (Nitrile) 70 Shore A O-Ring supplied with an inside diameter of 140 mm (5.512 in), a cross section of 6 mm (0.236 in), and an outside diameter of 152 mm (5.98 in). In service, this o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

As a material, Buna-N (Nitrile) offers strong abrasion and tear resistance, an economical choice for high-volume maintenance programs. The compound resists petroleum-based oils, greases and lubricants, and many alcohols. The material carries a published service range of -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where strong acids or ozone and direct sunlight are present.

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

Order part number H6X140, sold individually. Unit weight is approximately 16.009 g. Review your operating media and conditions against this specification before installation.
Item
H6X140
Description
6MM CS X 140MM ID BLACK BUNA 70D
Actual Outside Diameter
152 mm (5.98 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
140 mm (5.512 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity