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Oil-Resistant Soft Buna-N O-Rings【5-25 Pieces Per Package】

Oil-Resistant Soft Buna-N O-Rings

Soft durometer makes these easier to compress than standard Buna-N. This makes them an ideal seal at low pressures or when needing to conform to worn grooves. Buna-N is the most commonly used O-Ring material due to its strength and durability. It is suitable for a broad range of fluids including oils, water, and mild chemicals.

Part Number

Configured Part Number is shown.

part numbermaterialinch/metricdash sizecross section (fractional)id (fractional)od (fractional)durometercross section shapecolorgrade
zusah50004buna-ninch0041/16"5/64"13/64"50aroundblackstandard
zusah50005buna-ninch0051/16"3/32"7/32"50aroundblackstandard
zusah50006buna-ninch0061/16"1/8"1/4"50aroundblackstandard
zusah50007buna-ninch0071/16"5/32"9/32"50aroundblackstandard
zusah50008buna-ninch0081/16"3/16"5/16"50aroundblackstandard
zusah50009buna-ninch0091/16"7/32"11/32"50aroundblackstandard
zusah50010buna-ninch0101/16"1/4"3/8"50aroundblackstandard
zusah50011buna-ninch0111/16"5/16"7/16"50aroundblackstandard
zusah50012buna-ninch0121/16"3/8"1/2"50aroundblackstandard
zusah50013buna-ninch0131/16"7/16"9/16"50aroundblackstandard
zusah50014buna-ninch0141/16"1/2"5/8"50aroundblackstandard
zusah50015buna-ninch0151/16"9/16"11/16"50aroundblackstandard
zusah50016buna-ninch0161/16"5/8"3/4"50aroundblackstandard
zusah50017buna-ninch0171/16"11/16"13/16"50aroundblackstandard
zusah50018buna-ninch0181/16"3/4"7/8"50aroundblackstandard
zusah50019buna-ninch0191/16"13/16"15/16"50aroundblackstandard
zusah50020buna-ninch0201/16"7/8"1"50aroundblackstandard
zusah50021buna-ninch0211/16"15/16"1-1/16"50aroundblackstandard
zusah50024buna-ninch0241/16"1-1/8"1-1/4"50aroundblackstandard
zusah50027buna-ninch0271/16"1-5/16"1-7/16"50aroundblackstandard
zusah50028buna-ninch0281/16"1-3/8"1-1/2"50aroundblackstandard
zusah50029buna-ninch0291/16"1-1/2"1-5/8"50aroundblackstandard
zusah50030buna-ninch0301/16"1-5/8"1-3/4"50aroundblackstandard
zusah50031buna-ninch0311/16"1-3/4"1-7/8"50aroundblackstandard
zusah50032buna-ninch0321/16"1-7/8"2"50aroundblackstandard
zusah50110buna-ninch1103/32"3/8"9/16"50aroundblackstandard
zusah50111buna-ninch1113/32"7/16"5/8"50aroundblackstandard
zusah50112buna-ninch1123/32"1/2"11/16"50aroundblackstandard
zusah50113buna-ninch1133/32"9/16"3/4"50aroundblackstandard
zusah50114buna-ninch1143/32"5/8"13/16"50aroundblackstandard
zusah50115buna-ninch1153/32"11/16"7/8"50aroundblackstandard
zusah50116buna-ninch1163/32"3/4"15/16"50aroundblackstandard
zusah50117buna-ninch1173/32"13/16"1"50aroundblackstandard
zusah50118buna-ninch1183/32"7/8"1-1/16"50aroundblackstandard
zusah50119buna-ninch1193/32"15/16"1-1/8"50aroundblackstandard
zusah50120buna-ninch1203/32"1"1-3/16"50aroundblackstandard
zusah50121buna-ninch1213/32"1-1/16"1-1/4"50aroundblackstandard
zusah50122buna-ninch1223/32"1-1/8"1-5/16"50aroundblackstandard
zusah50126buna-ninch1263/32"1-3/8"1-9/16"50aroundblackstandard
zusah50128buna-ninch1283/32"1-1/2"1-11/16"50aroundblackstandard
zusah50130buna-ninch1303/32"1-5/8"1-13/16"50aroundblackstandard
zusah50132buna-ninch1323/32"1-3/4"1-15/16"50aroundblackstandard
zusah50133buna-ninch1333/32"1-13/16"2"50aroundblackstandard
zusah50134buna-ninch1343/32"1-7/8"2-1/16"50aroundblackstandard
zusah50135buna-ninch1353/32"1-15/16"2-1/8"50aroundblackstandard
zusah50136buna-ninch1363/32"2"2-3/16"50aroundblackstandard
zusah50137buna-ninch1373/32"2-1/16"2-1/4"50aroundblackstandard
zusah50138buna-ninch1383/32"2-1/8"2-5/16"50aroundblackstandard
zusah50139buna-ninch1393/32"2-3/16"2-3/8"50aroundblackstandard
zusah50140buna-ninch1403/32"2-1/4"2-7/16"50aroundblackstandard
zusah50141buna-ninch1413/32"2-5/16"2-1/2"50aroundblackstandard
zusah50146buna-ninch1463/32"2-5/8"2-13/16"50aroundblackstandard
zusah50148buna-ninch1483/32"2-3/4"2-15/16"50aroundblackstandard
zusah50151buna-ninch1513/32"3"3-3/16"50aroundblackstandard
zusah50152buna-ninch1523/32"3-1/4"3-7/16"50aroundblackstandard
zusah50210buna-ninch2101/8"3/4"1"50aroundblackstandard
zusah50211buna-ninch2111/8"13/16"1-1/16"50aroundblackstandard
zusah50212buna-ninch2121/8"7/8"1-1/8"50aroundblackstandard
zusah50213buna-ninch2131/8"15/16"1-3/16"50aroundblackstandard
zusah50214buna-ninch2141/8"1"1-1/4"50aroundblackstandard
zusah50215buna-ninch2151/8"1-1/16"1-5/16"50aroundblackstandard
zusah50216buna-ninch2161/8"1-1/8"1-3/8"50aroundblackstandard
zusah50217buna-ninch2171/8"1-3/16"1-7/16"50aroundblackstandard
zusah50218buna-ninch2181/8"1-1/4"1-1/2"50aroundblackstandard
zusah50219buna-ninch2191/8"1-5/16"1-9/16"50aroundblackstandard
zusah50220buna-ninch2201/8"1-3/8"1-5/8"50aroundblackstandard
zusah50221buna-ninch2211/8"1-7/16"1-11/16"50aroundblackstandard
zusah50222buna-ninch2221/8"1-1/2"1-3/4"50aroundblackstandard
zusah50223buna-ninch2231/8"1-5/8"1-7/8"50aroundblackstandard
zusah50224buna-ninch2241/8"1-3/4"2"50aroundblackstandard
zusah50225buna-ninch2251/8"1-7/8"2-1/8"50aroundblackstandard
zusah50226buna-ninch2261/8"2"2-1/4"50aroundblackstandard
zusah50227buna-ninch2271/8"2-1/8"2-3/8"50aroundblackstandard
zusah50228buna-ninch2281/8"2-1/4"2-1/2"50aroundblackstandard
zusah50229buna-ninch2291/8"2-3/8"2-5/8"50aroundblackstandard
zusah50230buna-ninch2301/8"2-1/2"2-3/4"50aroundblackstandard
zusah50231buna-ninch2311/8"2-5/8"2-7/8"50aroundblackstandard
zusah50232buna-ninch2321/8"2-3/4"3"50aroundblackstandard
zusah50233buna-ninch2331/8"2-7/8"3-1/8"50aroundblackstandard
zusah50234buna-ninch2341/8"3"3-1/4"50aroundblackstandard
zusah50235buna-ninch2351/8"3-1/8"3-3/8"50aroundblackstandard
zusah50236buna-ninch2361/8"3-1/4"3-1/2"50aroundblackstandard
zusah50237buna-ninch2371/8"3-3/8"3-5/8"50aroundblackstandard
zusah50240buna-ninch2401/8"3-3/4"4"50aroundblackstandard
zusah50241buna-ninch2411/8"3-7/8"4-1/8"50aroundblackstandard
zusah50246buna-ninch2461/8"4-1/2"4-3/4"50aroundblackstandard
zusah50325buna-ninch3253/16"1-1/2"1-7/8"50aroundblackstandard
zusah50326buna-ninch3263/16"1-5/8"2"50aroundblackstandard
zusah50327buna-ninch3273/16"1-3/4"2-1/8"50aroundblackstandard
zusah50328buna-ninch3283/16"1-7/8"2-1/4"50aroundblackstandard
zusah50329buna-ninch3293/16"2"2-3/8"50aroundblackstandard
zusah50330buna-ninch3303/16"2-1/8"2-1/2"50aroundblackstandard
zusah50331buna-ninch3313/16"2-1/4"2-5/8"50aroundblackstandard
zusah50332buna-ninch3323/16"2-3/8"2-3/4"50aroundblackstandard
zusah50333buna-ninch3333/16"2-1/2"2-7/8"50aroundblackstandard
zusah50334buna-ninch3343/16"2-5/8"3"50aroundblackstandard
zusah50335buna-ninch3353/16"2-3/4"3-1/8"50aroundblackstandard
zusah50336buna-ninch3363/16"2-7/8"3-1/4"50aroundblackstandard
zusah50337buna-ninch3373/16"3"3-3/8"50aroundblackstandard
Part Number
ZUSAH50004
ZUSAH50005
ZUSAH50006
ZUSAH50007
ZUSAH50008
ZUSAH50009
ZUSAH50010
ZUSAH50011
ZUSAH50012
ZUSAH50013
ZUSAH50014
ZUSAH50015
ZUSAH50016
ZUSAH50017
ZUSAH50018
ZUSAH50019
ZUSAH50020
ZUSAH50021
ZUSAH50024
ZUSAH50027
ZUSAH50028
ZUSAH50029
ZUSAH50030
ZUSAH50031
ZUSAH50032
ZUSAH50110
ZUSAH50111
ZUSAH50112
ZUSAH50113
ZUSAH50114
ZUSAH50115
ZUSAH50116
ZUSAH50117
ZUSAH50118
ZUSAH50119
ZUSAH50120
ZUSAH50121
ZUSAH50122
ZUSAH50126
ZUSAH50128
ZUSAH50130
ZUSAH50132
ZUSAH50133
ZUSAH50134
ZUSAH50135
ZUSAH50136
ZUSAH50137
ZUSAH50138
ZUSAH50139
ZUSAH50140
ZUSAH50141
ZUSAH50146
ZUSAH50148
ZUSAH50151
ZUSAH50152
ZUSAH50210
ZUSAH50211
ZUSAH50212
ZUSAH50213
ZUSAH50214
Part NumberNumber of pc(s). included in pkg.Minimum order quantityVolume DiscountDays to Ship O.D. D
(Ø)
I.D. d
(Ø)
Dash Size Cross Section (Actual) Cross Section (Fractional) ID (Actual) ID (Fractional) OD (Actual) OD (Fractional)

25 Pieces Per Package

1 Pack(s)

Quote

13/64"5/64"0040.070"1/16"0.07"5/64"0.21"13/64"

25 Pieces Per Package

1 Pack(s)

Quote

7/32"3/32"0050.070"1/16"0.101"3/32"0.241"7/32"

25 Pieces Per Package

1 Pack(s)

Quote

1/4"1/8"0060.070"1/16"0.114"1/8"0.254"1/4"

25 Pieces Per Package

1 Pack(s)

13 Days

9/32"5/32"0070.070"1/16"0.145"5/32"0.285"9/32"

25 Pieces Per Package

1 Pack(s)

Quote

5/16"3/16"0080.070"1/16"0.176"3/16"0.316"5/16"

25 Pieces Per Package

1 Pack(s)

51 Days

11/32"7/32"0090.070"1/16"0.176"7/32"0.348"11/32"

25 Pieces Per Package

1 Pack(s)

13 Days

3/8"1/4"0100.070"1/16"0.239"1/4"0.379"3/8"

25 Pieces Per Package

1 Pack(s)

Quote

7/16"5/16"0110.070"1/16"0.301"5/16"0.441"7/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1/2"3/8"0120.070"1/16"0.364"3/8"0.504"1/2"

25 Pieces Per Package

1 Pack(s)

13 Days

9/16"7/16"0130.070"1/16"0.426"7/16"0.566"9/16"

25 Pieces Per Package

1 Pack(s)

Quote

5/8"1/2"0140.070"1/16"0.489"1/2"0.629"5/8"

25 Pieces Per Package

1 Pack(s)

Quote

11/16"9/16"0150.070"1/16"0.551"9/16"0.691"11/16"

25 Pieces Per Package

1 Pack(s)

51 Days

3/4"5/8"0160.070"1/16"0.614"5/8"0.754"3/4"

25 Pieces Per Package

1 Pack(s)

13 Days

13/16"11/16"0170.070"1/16"0.676"11/16"0.816"13/16"

25 Pieces Per Package

1 Pack(s)

13 Days

7/8"3/4"0180.070"1/16"0.739"3/4"0.879"7/8"

25 Pieces Per Package

1 Pack(s)

Quote

15/16"13/16"0190.070"1/16"0.801"13/16"0.941"15/16"

25 Pieces Per Package

1 Pack(s)

Quote

1"7/8"0200.070"1/16"0.864"7/8"1.004"1"

25 Pieces Per Package

1 Pack(s)

Quote

1-1/16"15/16"0210.070"1/16"0.926"15/16"1.066"1-1/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1-1/4"1-1/8"0240.070"1/16"1.114"1-1/8"1.254"1-1/4"

25 Pieces Per Package

1 Pack(s)

51 Days

1-7/16"1-5/16"0270.070"1/16"1.301"1-5/16"1.441"1-7/16"

25 Pieces Per Package

1 Pack(s)

13 Days

1-1/2"1-3/8"0280.070"1/16"1.364"1-3/8"1.504"1-1/2"

25 Pieces Per Package

1 Pack(s)

Quote

1-5/8"1-1/2"0290.070"1/16"1.489"1-1/2"1.629"1-5/8"

25 Pieces Per Package

1 Pack(s)

13 Days

1-3/4"1-5/8"0300.070"1/16"1.614"1-5/8"1.754"1-3/4"

25 Pieces Per Package

1 Pack(s)

Quote

1-7/8"1-3/4"0310.070"1/16"1.739"1-3/4"1.879"1-7/8"

25 Pieces Per Package

1 Pack(s)

Quote

2"1-7/8"0320.070"1/16"1.864"1-7/8"2.004"2"

25 Pieces Per Package

1 Pack(s)

13 Days

9/16"3/8"1100.103"3/32"0.362"3/8"0.568"9/16"

25 Pieces Per Package

1 Pack(s)

51 Days

5/8"7/16"1110.103"3/32"0.424"7/16"0.63"5/8"

25 Pieces Per Package

1 Pack(s)

51 Days

11/16"1/2"1120.103"3/32"0.487"1/2"0.693"11/16"

25 Pieces Per Package

1 Pack(s)

51 Days

3/4"9/16"1130.103"3/32"0.549"9/16"0.755"3/4"

25 Pieces Per Package

1 Pack(s)

Quote

13/16"5/8"1140.103"3/32"0.612"5/8"0.818"13/16"

25 Pieces Per Package

1 Pack(s)

13 Days

7/8"11/16"1150.103"3/32"0.674"11/16"0.88"7/8"

25 Pieces Per Package

1 Pack(s)

Quote

15/16"3/4"1160.103"3/32"0.737"3/4"0.943"15/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1"13/16"1170.103"3/32"0.799"13/16"1.005"1"

25 Pieces Per Package

1 Pack(s)

13 Days

1-1/16"7/8"1180.103"3/32"0.862"7/8"1.068"1-1/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1-1/8"15/16"1190.103"3/32"0.924"15/16"1.13"1-1/8"

25 Pieces Per Package

1 Pack(s)

13 Days

1-3/16"1"1200.103"3/32"0.987"1"1.193"1-3/16"

25 Pieces Per Package

1 Pack(s)

Quote

1-1/4"1-1/16"1210.103"3/32"1.049"1-1/16"1.255"1-1/4"

25 Pieces Per Package

1 Pack(s)

51 Days

1-5/16"1-1/8"1220.103"3/32"1.112"1-1/8"1.318"1-5/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1-9/16"1-3/8"1260.103"3/32"1.362"1-3/8"1.568"1-9/16"

25 Pieces Per Package

1 Pack(s)

Quote

1-11/16"1-1/2"1280.103"3/32"1.487"1-1/2"1.693"1-11/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1-13/16"1-5/8"1300.103"3/32"1.612"1-5/8"1.818"1-13/16"

25 Pieces Per Package

1 Pack(s)

51 Days

1-15/16"1-3/4"1320.103"3/32"1.737"1-3/4"1.943"1-15/16"

25 Pieces Per Package

1 Pack(s)

51 Days

2"1-13/16"1330.103"3/32"1.799"1-13/16"2.005"2"

25 Pieces Per Package

1 Pack(s)

13 Days

2-1/16"1-7/8"1340.103"3/32"1.862"1-7/8"2.068"2-1/16"

25 Pieces Per Package

1 Pack(s)

Quote

2-1/8"1-15/16"1350.103"3/32"1.925"1-15/16"2.131"2-1/8"

25 Pieces Per Package

1 Pack(s)

13 Days

2-3/16"2"1360.103"3/32"1.987"2"2.193"2-3/16"

25 Pieces Per Package

1 Pack(s)

13 Days

2-1/4"2-1/16"1370.103"3/32"2.05"2-1/16"2.256"2-1/4"

25 Pieces Per Package

1 Pack(s)

Quote

2-5/16"2-1/8"1380.103"3/32"2.112"2-1/8"2.318"2-5/16"

25 Pieces Per Package

1 Pack(s)

13 Days

2-3/8"2-3/16"1390.103"3/32"2.175"2-3/16"2.381"2-3/8"

25 Pieces Per Package

1 Pack(s)

13 Days

2-7/16"2-1/4"1400.103"3/32"2.237"2-1/4"2.443"2-7/16"

25 Pieces Per Package

1 Pack(s)

Quote

2-1/2"2-5/16"1410.103"3/32"2.3"2-5/16"2.506"2-1/2"

25 Pieces Per Package

1 Pack(s)

51 Days

2-13/16"2-5/8"1460.103"3/32"2.612"2-5/8"2.818"2-13/16"

25 Pieces Per Package

1 Pack(s)

Quote

2-15/16"2-3/4"1480.103"3/32"2.737"2-3/4"2.943"2-15/16"

25 Pieces Per Package

1 Pack(s)

Quote

3-3/16"3"1510.103"3/32"2.987"3"3.193"3-3/16"

25 Pieces Per Package

1 Pack(s)

Quote

3-7/16"3-1/4"1520.103"3/32"3.237"3-1/4"3.443"3-7/16"

10 Pieces Per Package

1 Pack(s)

Quote

1"3/4"2100.139"1/8"0.734"3/4"1.012"1"

10 Pieces Per Package

1 Pack(s)

13 Days

1-1/16"13/16"2110.139"1/8"0.796"13/16"1.074"1-1/16"

10 Pieces Per Package

1 Pack(s)

13 Days

1-1/8"7/8"2120.139"1/8"0.859"7/8"1.137"1-1/8"

10 Pieces Per Package

1 Pack(s)

13 Days

1-3/16"15/16"2130.139"1/8"0.921"15/16"1.199"1-3/16"

10 Pieces Per Package

1 Pack(s)

51 Days

1-1/4"1"2140.139"1/8"0.984"1"1.262"1-1/4"

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Basic Information

Material Buna-N Food Grade Environment, Applications Mineral Oil Resistant / Water Resistant Material Buna-N
Durometer 50A Hardness Soft Cross Section Shape Round
Color Black Grade Standard Temperature Range -40° to 250° F

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