1MM CS X 25MM ID BLACK BUNA 70D

Buna-N O-Ring, 1 x 25 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:
H1X25
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Product Specification

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APG stocks the H1X25, a black Buna-N (Nitrile) 70 Shore A O-Ring with an inside diameter of 25 mm (0.984 in), a cross section of 1 mm (0.039 in), and an outside diameter of 27 mm (1.06 in). An o-ring creates a positive seal at flange, piston and rod interfaces without added hardware.

Buna-N (Nitrile) is specified here for low compression set under sustained load, reliable performance in both static and dynamic service. It resists petroleum-based oils, greases and lubricants, and water. Continuous operating temperature is published at -40°F (-40°C) to 250°F (121.1°C). It is not the right choice where ozone and direct sunlight or ketones are present.

Common environments for this compound include fluid power, construction equipment, and automotive.

H1X25 ships individually. Unit weight is approximately 0.0801 g. Review your operating media and conditions against this specification before installation. APG supports cross-referencing from drawings, samples and competitor numbers when a listed size is not an exact fit.
Item
H1X25
Description
1MM CS X 25MM ID BLACK BUNA 70D
Actual Outside Diameter
27 mm (1.06 inch)
Actual Cross Section
1 mm (0.039 inch)
Actual Inside Diameter
25 mm (0.984 inch)
FDA Compliant
No
Measurement System
Metric
Metal Detectable
No
NSF Certified
No
Product Code
6015
Product Category
O-Rings - Metric - Commodity