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    50 Products

    Oil-Resistant Buna-N Backup Rings

    Image of Product. Bottom orientation. Backup Rings. Oil-Resistant Buna-N Backup Rings.
    Image of Attribute. Front orientation. CrossSection view. Contains Annotated. Oil-Resistant Buna-N Backup Rings.
    Made of Buna-N, these backup rings resist grease, petroleum fluids, and motor oil. Use them to extend the life of your O-rings and improve their performance in high-pressure applications.
    For Dash
    No.
    Thk.
    ID
    OD
    Hardness
    Temp. Range,
    ° F
    Color
    Pkg.
    Qty.
    Pkg.
    0.053" Wide
    004
    0.049"0.096"0.202"Durometer 90A (Hard)-40 to 250Black1005288T1100000
    005
    0.049"0.127"0.233"Durometer 90A (Hard)-40 to 250Black1005288T1110000
    006
    0.049"0.140"0.246"Durometer 90A (Hard)-40 to 250Black1005288T1120000
    007
    0.049"0.171"0.277"Durometer 90A (Hard)-40 to 250Black1005288T1130000
    008
    0.049"0.202"0.308"Durometer 90A (Hard)-40 to 250Black1005288T1140000
    009
    0.049"0.234"0.340"Durometer 90A (Hard)-40 to 250Black1005288T1150000
    010
    0.049"0.265"0.371"Durometer 90A (Hard)-40 to 250Black1005288T1160000
    011
    0.049"0.327"0.433"Durometer 90A (Hard)-40 to 250Black1005288T1170000
    012
    0.049"0.390"0.496"Durometer 90A (Hard)-40 to 250Black1005288T1180000
    013
    0.049"0.455"0.561"Durometer 90A (Hard)-40 to 250Black1005288T1190000
    014
    0.049"0.518"0.624"Durometer 90A (Hard)-40 to 250Black1005288T120000
    015
    0.049"0.580"0.686"Durometer 90A (Hard)-40 to 250Black1005288T1210000
    016
    0.049"0.643"0.749"Durometer 90A (Hard)-40 to 250Black1005288T1220000
    017
    0.049"0.705"0.811"Durometer 90A (Hard)-40 to 250Black1005288T1230000
    018
    0.049"0.768"0.874"Durometer 90A (Hard)-40 to 250Black1005288T1240000
    019
    0.049"0.830"0.936"Durometer 90A (Hard)-40 to 250Black1005288T1250000
    020
    0.049"0.893"0.999"Durometer 90A (Hard)-40 to 250Black1005288T1260000
    021
    0.049"0.955"1.061"Durometer 90A (Hard)-40 to 250Black1005288T1270000
    022
    0.049"1.018"1.124"Durometer 90A (Hard)-40 to 250Black1005288T1280000
    024
    0.049"1.143"1.249"Durometer 90A (Hard)-40 to 250Black1005288T130000
    025
    0.049"1.205"1.311"Durometer 90A (Hard)-40 to 250Black1005288T1310000
    026
    0.049"1.268"1.374"Durometer 90A (Hard)-40 to 250Black1005288T1320000
    028
    0.049"1.393"1.499"Durometer 90A (Hard)-40 to 250Black1005288T1340000
    029
    0.049"1.518"1.624"Durometer 90A (Hard)-40 to 250Black1005288T1350000
    031
    0.049"1.768"1.874"Durometer 90A (Hard)-40 to 250Black1005288T13700000
    042
    0.049"3.268"3.374"Durometer 90A (Hard)-40 to 250Black505288T14800000
     

    Ultra-Chemical-Resistant PTFE Backup Rings

    Image of Product. Front orientation. Backup Rings. Ultra-Chemical-Resistant PTFE Backup Rings.
    Image of Attribute. Front orientation. CrossSection view. Contains Annotated. Ultra-Chemical-Resistant PTFE Backup Rings.
    These PTFE backup rings resist harsh chemicals, such as acetone, fluorinated solvents, methanol, and many acids. Use them to extend the life of your O-rings and improve their performance in high-pressure applications.
    For Dash
    No.
    Thk.
    ID
    OD
    Hardness
    Temp. Range,
    ° F
    Color
    Pkg.
    Qty.
    Pkg.
    0.053" Wide
    005
    0.049"0.124"0.230"Durometer 55D (Hard)-300 to 500White509560K31000000
    006
    0.049"0.140"0.246"Durometer 55D (Hard)-300 to 500White509560K3200000
    007
    0.049"0.171"0.277"Durometer 55D (Hard)-300 to 500White509560K3300000
    008
    0.049"0.202"0.308"Durometer 55D (Hard)-300 to 500White509560K3400000
    009
    0.049"0.234"0.340"Durometer 55D (Hard)-300 to 500White509560K3500000
    010
    0.049"0.265"0.371"Durometer 55D (Hard)-300 to 500White509560K3600000
    011
    0.049"0.327"0.433"Durometer 55D (Hard)-300 to 500White509560K3700000
    012
    0.049"0.390"0.496"Durometer 55D (Hard)-300 to 500White509560K3800000
    013
    0.049"0.455"0.561"Durometer 55D (Hard)-300 to 500White509560K3900000
    014
    0.049"0.518"0.624"Durometer 55D (Hard)-300 to 500White509560K4100000
    015
    0.049"0.580"0.686"Durometer 55D (Hard)-300 to 500White509560K4200000
    016
    0.049"0.643"0.749"Durometer 55D (Hard)-300 to 500White509560K4300000
    017
    0.049"0.705"0.811"Durometer 55D (Hard)-300 to 500White509560K4400000
    018
    0.049"0.768"0.874"Durometer 55D (Hard)-300 to 500White509560K4500000
    019
    0.049"0.801"0.907"Durometer 55D (Hard)-300 to 500White509560K10100000
    020
    0.049"0.864"0.970"Durometer 55D (Hard)-300 to 500White509560K10200000
    021
    0.049"0.926"1.032"Durometer 55D (Hard)-300 to 500White509560K10300000
    022
    0.049"0.989"1.095"Durometer 55D (Hard)-300 to 500White509560K10400000
    024
    0.049"1.114"1.220"Durometer 55D (Hard)-300 to 500White259560K10500000
    025
    0.049"1.176"1.282"Durometer 55D (Hard)-300 to 500White259560K10600000
    026
    0.049"1.239"1.345"Durometer 55D (Hard)-300 to 500White259560K10700000
    028
    0.049"1.364"1.470"Durometer 55D (Hard)-300 to 500White259560K10800000
    029
    0.049"1.489"1.595"Durometer 55D (Hard)-300 to 500White259560K10900000
    031
    0.049"1.739"1.845"Durometer 55D (Hard)-300 to 500White109560K11100000
     
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