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Harris Cutting Tip Chart

 
Harris 6290, 6290 A, 6290 N & 6290 NX Thickness
Plate Thickness Inches
Cutting Tip Size
Oxygen PSIG
Fuel PSIG
Cutting Orifice Drill Size
Up to 3/16"
000
15-30
5-15
#68
3/16-3/8
00
20-25
5-15
#64
3/8-5/8
0
30-40
5-15
#60
5/8-1
1
35-50
5-15
#56
1-2
2
40-55
5-15
#52
2-3
3
45-60
5-15
#48
3-6
4
50-75
5-15
#42
6-8
5
65-80
5-15
#35
8-12
6
70-90
5-15
#30
 
 
Harris 6290 S Thickness
Plate Thickness Inches Cutting Tip Size Oxygen PSIG Fuel PSIG Cutting Orifice Drill Size
Up to 5/8-1 1S 35-40 5-15 #56
1-2 2S 40-45 5-15 #52
2-3 3S 45-50 5-15 #48
3-6 4S 50-75 5-15 #42
6-8 5S 65-80 5-15 #35
8-12 6S 70-90 5-15 #30
 
 
Harris 6290 NFF Thickness
Plate Thickness Inches
Cutting Tip Size
Oxygen PSIG
Fuel PSIG
Cutting Orifice Drill Size
Up to 5/8
1NFF
20-30
5-15
#56
5/8-1
2NFF
30-55
5-15
#53
2-4
3NFF
45-65
5-15
#47
4-7
4NFF
55-75
5-15
#42
7-10
5NFF
60-80
5-15
#35
10-12
6NFF
80-90
5-15
#31

 
Harris 6290 AC Thickness
Plate Thickness Inches Cutting Tip Size Oxygen PSIG Fuel PSIG Cutting Orifice Drill Size
3/16-3/8 00AC 15-30 5-15 #64
3/8-5/8 0AC 20-35 5-15 #60
5/8-1 1AC 30-50 5-15 #56
1-2 2AC 40-65 5-15 #53
2-4 3AC 40-65 5-15 #52
4-7 4AC 50-80 5-15 #42
7-10 5AC 65-80 5-15 #35
10-12 6AC 70-95 5-15 #31

 

 
 

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