Order FKM O-Rings & Compare FKM Material Properties

FKM o-rings AKA Viton ® o-rings offer an impressive range of chemical compatibility and high temperature resistance up to 400F, with hundreds of specialty compounds available for specific application performance, making FKM an ideal o-ring material choice in a number of applications. Marco Rubber leverages the world's largest inventory network of FKM o-rings faster responses and shorter lead times as well as metric FKM o-rings and custom size FKM o-rings without tooling fees. FKM o-rings are widely used in chemical, automotive, aerospace and industrial applications due to improved chemical resistance and high temperature performance compared to other basic materials. Between Marco's enormous inventory, direct purchasing power, and responsive service, all your FKM or Viton ® o-ring are here.

FKM O-Ring Material Availability

Marco carries a wide range of FKM material, including types A, B, F, GLT, GFLT, XLT, ULT, ETP, TBR.

FKM Viton ® Type

A

B

F

GF

GLT

GFLT

XLT

ULT

ETP

Aflas ®

BRFKM

Marco Commodity Compound number

V1000

V1032

V1088

V1081

V1038

V1033

V1086

V1166

V1020

L1000

L1010

Relative Pricing O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1
Availability O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Price Comparison 1O-ring Inventory Comparison 3O-ring Inventory Comparison 3O-ring Inventory Comparison 2O-ring Inventory Comparison 2O-ring Inventory Comparison 4O-ring Inventory Comparison 4O-ring Inventory Comparison 3

H2S %

2 5 5 5 5 5 10 10 5 20 40

High Temperature Performance F° (C°)
(Basic Static Applications)

437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 437 (225) 450 (232) 450 (232)

Low Temperature Performance F° (C°)
(Basic Static Applications)

-15 (-26) -11 (-24) 1 (-17) 3 (-16) -40 (-40) -29 (-34) -54 (-48) -65 (-54) -6 (-21) 25 (-4) 1 (-17)
TR-10 Low Temperature Flexibility F° (C°) 1 (-17) 7 (-14) 20 (-7) 21 (-6) -22 (-30) -11 (-24) -40 (-40) -49 (-45) 12 (-11) 37 (3) 20 (-7)
Strong Base, high pH, Caustic, Amines Rating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Recommended
Low Molecular Weight Carbonyls 100%
concentration (MTBB, MBK, MIBK, etc.)
Rating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Recommended
Engine Lubricating Oil, SG and SH Rating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Aqueous fluids, steam, mineral acids
(H2So4, HNO2)
Rating Symbol Not RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Aromatic Hydrocarbons (toluene, etc.) Rating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent Recommended
Automotive Fuels Oxygenated with
MEOH, ETOH, MTBE, etc.
Rating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Engine Lubricating Oil, SE and SF Rating Symbol RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended
Resistance to Compression Set Rating Symbol Excellent RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol RecommendedRating Symbol Recommended
Automotive and Most Aviation Fuels Rating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent RecommendedRating Symbol Excellent Recommended

FKM O-Ring & FKM Material Specifications

Marco has hundreds of other specialty FKM compounds available. Contact a Marco Sales Consultant or Engineer for more information.

Marco Compound Number Datasheet Hardness
(Shore A)
Color Low Temp.
°F (°C)
High Temp.
°F (°C)

Features

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V1000 75 Black -15 (-26) 437 (225) General purpose, low cost & high inventory FKM
V1002 75 Black -15 (-26) 437 (225) AMS-R-83248 M83248/1-### PER MIL-R-83248 TY-1 CL-1, available in a UL recognized grade, compare to Parker V0747-75
V1003 75 Brown -15 (-26) 437 (225) Brown FKM Viton, improved oxidation resistance, compare to Parker V884-75
V1004 90 Black -15 (-26) 437 (225) M83248/2-### PER MIL-R-83248C TY 1 CL 2, compare to Parker V0709-90
V1005 75 Black -40 (-40) 437 (225) M83485/1-XXX PER MIL-R-83485 GLT-type FKM Improved low temp resistance, compare to Parker VM835-75
V1007 90 Black -15 (-26) 437 (225) General purpose high durometer, good in high pressure and dynamic applications, compare to Parker VA153-90
V1009 50 Black -15 (-26) 437 (225) General purpose softer FKM, compare to Parker V0986-50
V1010 60 Black -15 (-26) 437 (225) General purpose softer FKM, compare to Parker V0769-60 and Parco 9009-60
V1012 75 White -15 (-26) 437 (225) White FKM, improved oxidation resistance, compare to Parker V1033-70
V1019 75 Black -15 (-26) 437 (225) Internally lubricated with PTFE, reduces surface friction and sticking, similar to Parker V0848-75
V1020 75 Black -6 (-21) 437 (225) Viton® ETP, base resistant , best chemically resistant FKM, compare to Parker V1260-75
V1033 75 Black -29 (-34) 437 (225) Viton GFLT® recommended for Oxygenated Automotive Fuels (containing MeOH, EtOH, MTBE, etc. and Aromatic Hydrocarbon Process Fluid Chemicals. Compare to Parker V7594B
V1038 75 Black -40 (-40) 437 (225) Viton GLT® Low temperature resistance, improved Water, Steam and Mineral Acids resistance
V1044 95 Black -15 (-26) 437 (225) Very hard extrusion resistant type A FKM, compare to Parker V1238-95 and Parco 9021-95
V1073 75 Black -15 (-26) 437 (225) FDA and 3A compliant
V1081 75 Black 3 (-16) 437 (225) Viton® GF-S best value for widest chemical resistance FKM
V1082 90 Black -40 (-40) 437 (225) AED and extrusion resistant GLT type FKM
V1086 75 Black -54 (-48) 437 (225) Extended low temperature FKM, Wide chemical resistance including H2S and Oxygenated fuels, compare to Parker V1289-75
V1088 75 Black +1 (-17) 437 (225) Viton® F material for increased solvent and general chemical resistance
V1090 90 Black -40 (-40) 437 (225) AED resistant Viton GLT®, Norsok M710 and NACE TM0297 tested
V1118 70 White -15 (-26) 437 (225) USP class VI medical grade, USDA 3A and FDA compliant
V1148 70 Black -15 (-26) 437 (225) Metal detectable, FDA compliant type A FKM
V1160 90 Black -50 (-46) 437 (225) AED resistant, Norsok M710 and NACE T0297 tested Wide chemical resistance including H2S and Oxygenated fuels.
V1166 70 Black -54 (-48) 437 (225) Ultra-low temperature FKM commercial grade Wide chemical resistance including H2S and Oxygenated fuels.
V1183 60 Black -40 (-40) 437 (225) Terpolymer GLT type for low temperature applications
V1190 75 Brown -15 (-26) 437 (225) NSF51 compliant for food contact

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