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Age Resistant Conversion Key
Age resistance generally associated with products
fabricated from various rubber.
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Maximum (10 - 20 Years) |
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Type of Rubber
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Common or
Trade Name
|
ASTM D1418 Abbreviation
|
ASTM D2000 Designation
|
MIL-STD-417
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Silicone |
Silicone
|
Q
|
FE
|
TA
|
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Fluorosilicone |
Silastic LS
|
FVMQ
|
FK
|
TA
|
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Polysulfide |
Thickol
|
T
|
BK
|
SA
|
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Fluorocarbons |
Fluorel, Viton®
|
FKM
|
HK
|
-
|
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Polyacrylate |
Acrylic
|
ACM, ANM
|
DF, DH
|
TB
|
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Average (5 - 10
years) |
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Type of Rubber
|
Common or
Trade Name
|
ASTM D1418
Abbreviation
|
ASTM D2000
Designation
|
MIL-STD-417
|
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Chlorosulfonated
polyethylene |
Hypalon®
|
CSM
|
CE
|
-
|
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Isobutylene/Isoprene |
Butyl
|
IIR
|
AA, BA
|
RS
|
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Polypropylene |
Neoprene
|
CR
|
BC, BE
|
SC
|
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Polyether Urethane |
Urethane
|
EU
|
BG
|
-
|
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Polypropylene Oxide |
Propylene
oxide
|
GPOO
|
-
|
-
|
|
Ethylene/propylene
diene |
Ethylene
propylene terpolymer
|
EPDM
|
BA, CA
|
-
|
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Ethylene/propylene
copolymer |
Ethylene
propylene
|
EPM
|
BA, CA
|
-
|
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Epichlorophydrin
homopolymer |
Hydrin 100,
Herclor H
|
CO
|
-
|
-
|
|
Epichlorophydrin
ethylene oxide |
Hydrin 200,
Herclor C
|
ECO
|
-
|
-
|
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Minimum (2 - 5 Years) |
| |
|
Type of Rubber
|
Common or
Trade Name
|
ASTM D1418 Abbreviation
|
ASTM D2000 Designation
|
MIL-STD-417
|
|
Butadiene/acrylonitrile¹ |
Nitrile, NBR
|
NBR
|
BF, BG, BK, CH
|
SB
|
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Butadiene/styrene |
SBR
|
SBR
|
AA, BA
|
RS
|
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Cis-polyisoprene |
Butadiene
|
BR
|
AA
|
RN
|
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Cis 1, 4, polyisoprene |
Natural, pale crepe
|
NR
|
AA
|
RN
|
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Cis 1, 4, polyisoprene |
Synthetic natural
|
IR
|
AA
|
RN
|
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Polyester urethane |
Urethane
|
AU
|
-
|
-
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¹NBR, when
compounded for o-ring seals, may have a shelf life
as high as 10 years when aging resistance
requirements are specified in the specification.
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Please see below for a list of helpful o-ring specific
information.
 |
-
O-ring Numbers:
-
O-ring Information & Data:
-
Shop:
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All o-ring Numbers & sizes in pdf format.
See Now
[1.51
MB]
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Some of the materials we can use for your
non-standard o-ring.
See
Now |
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Useful Links:
You may find these helpful in this section.
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