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6540K257 | Chemical Resistant O-rings X

$3.27

Bulk orders will be discounted, please contact us.

Also known as Quattro Seals and X-rings, these X-profile O-rings have four points of contact for a better seal in dynamic applications than round-profile O-rings.

Product Number: 6540K257

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  • Description
Product Number 6540K257
System of Measurement Inch
Header Primary Chemical-Resistant Viton® Fluoroelastomer O-Ring
Primary Category Chemical-Resistant O-Rings
Cross Section Shape X
Specifications Met ASTM D2000, SAE AS568, SAE J200
Fractional ID 2 7/8"
Fractional ID Tolerance ±0.021"
Fractional OD 3 1/8"
Fractional Width 1/8"
Actual Width 0.139"
Actual Width Tolerance ±0.004"
Actual ID 2.859"
Actual OD 3.137"
RoHS RoHS 3 (2015/863/EU) Compliant
Color Black
Temperature Range -15° to 400° F
Hardness Durometer 75A
Storage Stability 5-10Y
Material Viton® Fluoroelastomer Rubber
Ozone Resitstance BEST
Weather Resistance BEST
Chemical Resistance BEST
Oil Resistance BEST
Water Density GOOD
Wear Resistance BEST
Deformation Resistance GOOD
Acid Resistance BEST
Alkali Resistance BEST
Tension Strength BEST
Steam Resistance GOOD
Flame Resistance BEST
Header Secondary X-Profile, 1/8 Fractional Width, Dash Number 233
Dash Number 233
Schedule B 392690.4500
Type O-Rings
Level Standard
Country of Origin Peoples Republic of China

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