Mil-R-6855 Class 2 Ozone Resistant / Weather Resistant Neoprene

SpecificationHardness (Shore A +/-5)Tensile PSIUltimate Elongation %Temperature RangeSpecific Gravity
MIL-R-6855 Class 2 Grade 30 301300550 -50°F to +220°F 1.25+/-.05
MIL-R-6855 Class 2 Grade 40 401600550-50°F to +220°F1.25+/-.05
MIL-R-6855 Class 2 Grade 50 501600400-50°F to +220°F1.25+/-.05
MIL-R-6855 Class 2 Grade 60 601900350-50°F to +220°F1.25+/-.05
MIL-R-6855 Class 2 Grade 70 701900250-40°F to +220°F1.25+/-.05
MIL-R-6855 Class 2 Grade 80 801650160-40°F to +220°F1.25+/-.05

MIL-R-6855/4 Reference Chart

SizeMinimum IDMax IDNominal IDMinimum WallMax WallNominal Wall
L02 0.1090.1410.1250.0310.0470.039
L04 0.1090.1410.1250.0470.0630.055
L06 0.1410.1720.1560.0470.0630.055
L08 0.1720.2030.1880.0470.0630.055
L10 0.2340.2660.250.0470.0790.063
L12 0.2970.3280.3120.0470.0790.063
L14 0.3590.3910.3750.0470.0790.063
L16 0.4220.4530.4380.0470.0790.063
L18 0.4840.5160.50.0470.0790.063
L20 0.5470.5780.5620.0470.0790.063
L22 0.6090.6410.6250.0470.0790.063
L24 0.7340.7660.750.0470.0790.063
L26 0.8590.8910.8750.0470.0790.063
L28 0.9841.01610.0470.0790.063
H02 0.1090.1410.1250.0940.110.102
H04 0.1410.1720.1560.0940.110.102
H06 0.1720.2030.1880.0940.110.102
H08 0.2340.2660.250.1090.1410.125
H10 0.2970.3280.3120.1090.1410.125
H12 0.3590.3910.3750.0780.1090.094
H14 0.3590.3910.3750.1090.1410.125
H16 0.4220.4530.4380.1090.1410.125
H18 0.4840.5160.50.1090.1410.125
H20 0.5470.5780.5620.1090.1410.125
H22 0.6090.6410.6250.1090.1410.125
H24 0.7340.7660.750.1090.1410.125
H26 0.8590.8910.8750.1090.1410.125
H28 0.9841.01610.1090.1410.125
H30 1.2341.2661.250.1090.1410.125
H32 1.4841.5161.50.1330.1790.156
H34 1.7341.7661.750.1330.1790.156
E02 0.1090.1410.1250.1560.2190.188
E04 0.1410.1720.1560.1560.2190.188
E06 0.1720.2030.1880.1560.2190.188
E08 0.2340.2660.250.1560.2190.188
E10 0.2970.3280.3120.1560.2190.188
E12 0.3590.3910.3750.2190.2810.25
E14 0.4220.4530.4380.02190.2810.25
E16 0.4840.5160.50.1560.2190.188
E18 0.4840.5160.50.2190.2810.25