Product Description

EPDM MIL–R–83285 / SAE-AMS-R-83285

EPDM MIL-R-83285 / SAE-AMS-R-83285 is a military grade EPDM product that has been designed to meet the MIL-R-83285 / SAE-AMS-R-83285 Specifications. This product exhibits excellent resistance to a wide range of temperatures.

MIL-R-83285 is equivalent to SAE-AMS-R-83285 . Made in the USA.

Samples available upon request.

Product Image

Key Aspects

Temperature Range:-60°F to +300°F
Durometer (Shore A ± 5):80
Tensile (typical):1800 psi
Elongation (typical):150%
Finishes Available:Smooth
Talc:Talc Present
SpecificationMIL-R-83285 / SAE-AMS-R-83285
Compound Number(s)Part Number(s)
080K03860044262741004426274400442627460044262747
0044262750004426275100442627520044262753
0044262754004426275500442627560044262757
00442627580044262759

We comply with the Buy American Act requirements.

Advanced Technical Details

SpecificationDurometer
Hardness
(Shore A ± 5)
Thickness
(inches)
Width
(inches)
TensileUltimate
Elongation
Temperature
Range
Estimated Weight
Per Linear Foot
(1/8″ x 36″)
TypicalTypical
MIL-R-83285 / SAE-AMS-R-83285
GR80
801/64 – 1/436, 481800 psi150%-60°F to +300°F2.32 lb

*Physicals presented are typical values-we certify to the minimum value.

Compound Number: 080K0386(80K386)

Unsure on how to read our compound number? Read the page, “How to Read a Compound Number”.

General Information for WARCO Sheet Rubber

Rubber Roll Width

WARCO Sheet rubber rolls are available in 36” or 48” width. Custom widths available up to 55″. Rolls are untrimmed and can measure approximately 3” in additional width. Trimmed rolled rubber is available upon request.

Custom widths are available, please call (714-532-3355) for details.

Standard Minimum Order Quantity

The minimum order quantity for a standard WARCO Sheet rubber is one roll. For custom applications, please call (714-532-3355) for more information.

Rubber Roll Lengths

Standard Roll approximate length ±10%. Products may vary, please see product listing for standard roll lengths.

Sheet Roll Lengths:

  • 1/64″ thick – 180 feet
  • 1/32” thick – 150 feet
  • 1/16” thick – 100 feet
  • 3/32” thick – 65 feet
  • 1/8” thick – 50 feet
  • 3/16” thick – 30 feet
  • 1/4” thick – 25 feet
  • 5/16” thick – 20 feet
  • 3/8” thick – 16.5 feet
  • 1/2” thick – 12.5 feet

Sheet Rubber Thickness Tolerances

Closer tolerances and Custom thicknesses are available and can be priced on request.

WARCO Thickness Tolerance – Standard RMA

  • 0.031” & thinner: ± 0.010″
  • 0.032″ to 0.061″: ± 0.012″
  • 0.062″ to 0.124″: ± 0.016″
  • 0.125″ to 0.186″: ± 0.020″
  • 0.187″ to 0.374″: ± 0.031″
  • 0.375″ to 0.500″: ± 0.047″
  • 0.501″ to 0.750″: ± 0.094″
  • 0.751″ & thicker: ± 10%

Sheet Rubber Finish

Unless otherwise noted, sheet rubber has a standard smooth finish. Textured (fabric) finish and matte finish are available on most materials at an additional cost. Please call for details.

Sheet Rubber Color

The standard color of our sheet rubber is black, unless noted otherwise. Custom colors and color matching is available.

Test Reports

Short form test results, basic physicals, are available upon request at the time of the order. Full test reports for particular specifications will be also quoted on request. This may include certifying the ozone resistance, heat ageing, compliances, and many more aspects of our product. Certifications are sent with your order upon request at no charge.

More information about the WARCO products is available at General Product Information.

In addition to the previously mentioned specification, we also offer a comprehensive list of tables and explanations relating to the MIL-PRF-6855 specifications for rubber sheet, rubber strips, rubber extruded tubing, and rubber extruded u channels. Learn more at this link.

Our rubber products are a proprietary blend of various polymers formulated to meet stated physicals and specifications. The named product polymer is not necessarily the primary polymer representing the highest percentage of the polymer blend. Determination of the suitability of the goods for the uses and applications contemplated by Buyer and others shall be the sole responsibility of the Buyer or user. No guaranty is given with respect to length of service on any particular application. Suggestions or recommendations made by Seller in its product literature concerning uses or applications of the goods are believed to be reliable, but Seller makes no warranty or guaranty of results to be obtained since the conditions of the use and application by Buyer and others are beyond Seller’s control. The specification listed here, MIL, represents the United States Military Departments and the Defense Agencies’ standardization documents that have been developed and used for products, materials, and processes that have multiple applications to promote commonality and interoperability and to limit the variety of items in the military supply system. Their website can be found here: https://www.dsp.dla.mil/Specs-Standards/.

View complete Terms & Conditions of Sale for suitability of use and formulations

Other Military Specification Grade Sheet Rubber Products

MIL-R-2765

  • Polymer: Nitrile
  • Durometer: 40
  • Temperature Range: -50°F to +220°F
  • Spec: MIL-R-2765

Nitrile MIL-G-1149

  • Polymer: Nitrile
  • Durometer: 50
  • Temperature Range: -40°F to +200°F
  • Specs: MIL-G-1149 Type 1 Class 5

MIL-R-21252 / MIL-DTL-21252

  • Polymer: EPDM
  • Durometer: 85
  • Temperature Range: -40°F to +220°F
  • Specs: MIL-R-21252 / MIL-DTL-21252

MIL-R-900

  • Polymer: EPDM
  • Durometer: 45
  • Temperature Range: -40°F to +180°F
  • Specs: MIL-R-900