Product Description

Nitrile MIL-R-3065 SB

A military grade nitrile product that has been designed to meet the nitrile MIL-R-3065 SB Specification.

MIL-R-3065 SB is equivalent to MIL-PRF-3065 SB. Made in the USA.

Samples available upon request.

Product Image

Key Aspects

Temperature Range:-40°F to +220°F
Durometer Range (Shore A ± 5):40 to 80
Tensile Range (min. psi):1000 to 1600
Elongation Range (min. %):150 to 450
Finishes Available:Smooth
Talc:Talc-Free Available
Specification:MIL-R-3065 SB
Compound Number(s)Part Number(s)
040P04770044222979004422597000442263690044226766
0044227018004426270200442627030044262704
0044262705004426270600442627070044262708
00442627090044262710
050P04680044223492004422349400442234950044225758
0044226995004422699600442525410044256337
0044262711004426271200442627130044262714
00442627150044262716
060P04610044224300004422430100442243020044227273
0044227301004423492000442541910044254380
0044262717004426271800442627190044262720
00442627210044262722
070P04440044224888004422489700442263430044226407
0044241949004426012200442627230044262724
0044262725004426272600442627270044262728
00442627290044262730
080P04750044262731004422761100442251640044225165
0044225167004422698100442293070044262732
0044262733004426273400442627350044225169
00442627360044262737

We comply with the Buy American Act requirements.

Advanced Technical Details

SpecificationDurometer
Hardness
(Shore A ± 5)
Thickness
(inches)
Width
(inches)
Tensile (psi)Ultimate
Elongation (%)
Temperature
Range
Estimated Weight
Per Linear Foot
(1/8″ x 36″)
MinimumMinimum
MIL-R-3065 SB
410 F2
401/64 – 1/436, 481000450-60°F to +220°F2.22 lb
MIL-R-3065 SB
515 F2
501/64 – 1/436, 481500400-60°F to +220°F2.22 lb
MIL-R-3065 SB
615 F2
601/64 – 1/436, 481500300-60°F to +220°F2.28 lb
MIL-R-3065 SB
715 F2
701/64 – 1/436, 481500250-60°F to +220°F2.35 lb
MIL-R-3065 SB
815 F2
801/64 – 1/436, 481600150-40°F to +220°F2.45 lb

Compound Number: 040P0477, 050P0468, 060P0461, 070P0444, 080P0475

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

Standard WARCO Sheet rubber rolls are untrimmed and can measure approximately 3” in additional width. Trimmed rolled rubber is provided either 36”, 48” or 55” wide ± 1”

Custom widths are available, please call for details.

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

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-6855 Class 1

  • Polymer: Nitrile
  • Durometer: 40 to 80
  • Temperature Range: -50°F to +220°F
  • Spec: MIL-R-6855 Class 1

MIL-R-6855 Class 2

  • Polymer: Neoprene
  • Durometer: 30 to 80
  • Temperature Range: -50°F to +220°F
  • Specs: MIL-R-6855 Class 2

MIL-R-3065 SB

  • Polymer: Neoprene
  • Durometer: 30 to 80
  • Temperature Range: -60°F to +220°F
  • Specs: MIL-R-3065 SC