6MM CS X 126MM ID BLACK BUNA 70D

Buna-N O-Ring, 6 x 126 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:
H6X126
Please login to see price and add to cart

Product Specification

-
APG stocks the H6X126, a black Buna-N (Nitrile) 70 Shore A O-Ring measuring an inside diameter of 126 mm (4.961 in), a cross section of 6 mm (0.236 in), and an outside diameter of 138 mm (5.43 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) is specified for the most widely specified general-purpose sealing elastomer, strong abrasion and tear resistance. This material stands up to hydraulic fluids, many alcohols, and petroleum-based oils. Service temperature is rated from -40°F (-40°C) through 250°F (121.1°C). Verify compatibility before use with strong acids or ketones.

Typical settings include automotive, construction equipment, and fluid power.

Stocked as H6X126 and sold individually. Unit weight is approximately 14.2 g. Check the compound against your process media, pressure and temperature before committing to a design.
Item
H6X126
Description
6MM CS X 126MM ID BLACK BUNA 70D
Actual Outside Diameter
138 mm (5.43 inch)
Actual Cross Section
6 mm (0.236 inch)
Actual Inside Diameter
126 mm (4.961 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity