Page 77 - Gaskets&PackingMaterialsCatalog2010

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Style 0284S Buna-N O-Ring Cord
50 Durometer
Cross Section Part
Nominal (Inches) Actual (Inches) Number
1/8" .139 ± .007 0284S139
3/16" .210 ± .007 0284S210
1/4" .275 ± .008 0284S275
5/16" .312 ± .010 0284S312
3/8" .375 ± .010 0284S375
1/2" .500 ± .012 0284S500
5/8" .625 ± .012 0284S625
O-Ring Cord Stock
The charts below represent the compounds and sizes of O-Ring cord currently stocked
by American Packing. Call for availability of other items.
Cross Section Part
Nominal (Inches) Actual (Inches) Number
1/16" .070 ± .005 0284070
3/32" .093 ± .005 0284093
.103 ± .005 0284103
1/8 " .125 ± .005 0284125
.139 ± .007 0284139
3/16" .187 ± .007 0284187
.210 ± .007 0284210
1/4 " .250 ± .008 0284250
.275 ± .008 0284275
5/16" .312 ± .010 0284312
3/8 " .375 ± .010 0284375
7/16" .437 ± .010 0284437
1/2 " .500 ± .012 0284500
9/16" .562 ± .012 0284562
5/8 " .625 ± .012 0284625
3/4 " .750 ± .016 0284750
7/8 " .875 ± .020 0284875
1" 1.000 ± .020 02841
1 1/4 " 1.250 ± .046 02841250
1 1/2 " 1.500 ± .051 02841500
Style 0284 Buna-N O-Ring Cord
70 Durometer
Cross Section Part
Nominal (Inches) Actual (Inches) Number
3/32" .103 ± .005 0284H103
1/8"
.125 ± .005 0284H125
.139 ± .007 0284H 139
3/16"
.187 ± .007 0284H187
.210 ± .007 0284H210
1/4"
.250 ± .008 0284H250
.275 ± .008 0284H275
5/16" .312 ± .010 0284H312
3/8" .375 ± .010 0284H375
7/16" .437 ± .010 0284H437
1/2" .500 ± .012 0284H500
Style 0284H Buna-N O-Ring Cord
90 Durometer
Style 0Q284 Buna-N Q-Ring Cord
70 Durometer
Cross Section Part
Nominal (Inches) Actual (Inches) Number
3/32" .103 ± .010 0Q284103
1/8" .139 ± .010 0Q284139
3/16" .210 ± .010 0Q284210
1/4" .275 ± .010 0Q284275
1/2" .500 ± .010 0Q284500
Style 0M284B Buna-N O-Ring Cord
70 Durometer (Metric)
Cross Section Part
Millimeters Inches Number
2" .079 ± .005 0M284B2
2.4 " .094 ± .005 0M284B2.4
3" .118 ± .006 0M284B3
4" .157 ± .007 0M284B4
5" .196 ± .007 0M284B5
5.7 " .224 ± .007 0M284B5.7
6" .236 ± .007 0M284B6
8" .315 ± .010 0M284B8
10" .394 ± .010 0M284B10