Sheet 8767 Page 9
Popular Fives North American Combustion, Inc. Gasket Material Specifications
Type "C" Description: Service Temperature:
Buna N (Nitrile) Rubber (13-0247)
0-250°F
Compressibility/Recovery:
40% Black
Color: Notes:
80 +/- 5 Durometer
Type "F" Description: Service Temperature:
Phelps style 7075 compressed graphite (13-0250)
Up to 825°F (441°C)
Compressibility/Recovery:
45%/5% Cranberry
Color: Notes:
Made with 75% pure graphite with non-stick coating both sides
Type "H" Description: Service Temperature:
Grafoil GHR, flexible graphite with 0.002" thick 316/316L SST insert (13-0252)
-400°F to 975°F (in oxidizing atmosphere)
Compressibility/Recovery:
.5-50% / 10%
Color: Notes:
Black
Same as 13-0252 but without 316 SST insert
Type "M" Description: Service Temperature: Compressibility/Recovery:
Grafoil GHL, flexible graphite (13-0265) -400°F to 975°F (in oxidizing atmosphere)
35-50% / 10%
Color: Notes:
Black
Same as 13-0252 but without 316 SST insert
Grafoil is resistant to attack from nearly all organic and inorganic fluids with the exception of highly oxidizing chemicals and concentrated, highly oxidizing mineral acids such as nitric or sulfuric acids.
Type "C" 13-0247
Type"F" 13-0250
Type "H" 13-0252
Type "M" 13-0265
Thickness Available / Part Number
1⁄32 " (.81mm) 1⁄16 " (1.57mm) 1⁄8 " (3.10mm) ¼ " (6.35mm)
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R289-5240 R289-5242 R289-5244 R289-5246
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R289-5901 R289-5902 R289-8903
R289-5225 R289-5226
R289-5227 R289-5228
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Gaskets - Oxygen
For Oxygen systems, use 1⁄16 " FPM or Viton gaskets.
Gaskets - Exhaust
Flat Face Oxygen Gaskets
Raised Face Oxygen Gaskets
Size
Part Number R002-9818 R002-9302
Size
Part Number
For all exhaust piping with fluid temperatures above 800°F (426°C), use fiberglass bolt-hole tape in place of gaskets. For temperatures below, use the standard gaskets.
½ " ¾ "
½ " ¾ "
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1"
R002-9105 R002-9115 R002-9120 R002-9125 R002-9130 R002-9135 R002-9140
1"
R002-9106 R002-9190 R002-9195 R002-9200 R002-9205 R002-9210
1 ½ "
1 ½ "
For temperatures over 1000°F (537°C), use ceramic rope or ceramic fiber paper (roll board). See the last page of this sheet.
2"
2"
2 ½ "
2 ½ "
3" 4" 6"
3" 4" 6"
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