Acetal Discs | McMaster-Carr

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Material

Silicone Rubber

Comparable To

Delrin® Acetal Resin

System of Measurement

Diameter

Shape

Length

Color

OD

Performance

Electrically Insulating

Heavy Vibration Resistant

Moisture Resistant

Spark Resistant

Thermally Stable

ID

For Use With

Acetic Acid (White Vinegar)

Hydraulic Fluid

Hydrogen Peroxide

Isopropyl Alcohol

Lacquer Solvents

Methanol (Methyl Alcohol)

Methyl Ethyl Ketone (MEK)

Sodium Hydroxide (Caustic Soda)

Flexibility

Hardness Rating

Thickness

0.012" to 0.018"

0.020" to 0.030"

0.022" to 0.032"

0.023" to 0.033"

0.024" to 0.036"

0.025" to 0.035"

0.026" to 0.036"

0.026" to 0.046"

0.030" to 0.040"

0.030" to 0.050"

0.033" to 0.043"

0.034" to 0.044"

0.035" to 0.060"

0.036" to 0.065"

0.043" to 0.053"

0.043" to 0.083"

0.045" to 0.085"

Specifications Met

Texture

Relative Friction Rating

Tensile Strength

5,000 psi to 6,400 psi

7,690 psi to 8,100 psi

9,135 psi to 9,700 psi

10,000 psi to 11,000 psi

Impact Strength Rating

REACH

Maximum Temperature

Less than 1,000° F

Hardness

Rockwell R115 to Rockwell R118

Rockwell R120 to Rockwell R122

For Use Outdoors

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

How can we improve?

413 Products

Raw Materials

Plastic

A lightweight alternative to metal and glass

Fastening and Joining

Washers

Nearly every size and shape imaginable, from flat washers to clipped to curved

Lock Washers

Resist vibration to prevent fasteners from loosening

Building and Machinery Hardware

Protective Feet

Protective Feet

Add to furniture and light equipment to protect floors from scratches and wear

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)