Multiple Burner Capacity | High Pressure Inspirator
Bulletin 3070 Page 8
TABLE 8. STANDARD AVAILABLE 3070 SPUD DRILL SIZES Many spud sizes are available to order as standard sizes. The table shows drill sizes/names and the hole diameter in inches. "BLANK" spud nozzles are also available without a hole which can be custom drilled in the field.
DRILL NAME AND (Ø INCHES)
Spud drill sizes for
Spud drill sizes for standard compressed
Maximum
Additional special spud sizes
Inspirator
standard North American nat'l gas premix burners
diameter hole that fits spud
designation
air reducers
3070-1
#68 (.031) #65 (.035) #59 (.041) #57 (.043) #55 (.052) #54 (.055) #54 (.060) #52 (.064) #50 (.070) #46 (.081) #44 (.086) #41 (.096) #36 (.107) #34 (.111) #31 (.120) #30 (.129) #29 (.136) #22 (.157) 11/64 (.172)
#47 (.079) #44 (.086) #37 (.104) 7/64 (.109) #33 (.113) #32 (.116) #29 (.136) 9/64 (.141) #19 (.166) #16 (.177) #15 (.180) #9 (.196) #5 (.206)
#69 (.029)
(.313)
#70 (.028) #52 (.064) #47 (.079) #55 (.052) #54 (.055) #65 (.035) #52 (.064) #40 (.098) #50 (.070) #46 (.081) #44 (.086) #41 (.096) #36 (.107) 1/8 (.125) 9/64 (.141) #26 (.147) 3/16 (.188) 3/16 (.188) #11 (.191) #2 (.221) F (.257) 21/64 (.328)
3070-2
(.313)
#31 (.120) #26 (.147) #34 (.111) #22 (.157)
3070-3
(.313)
3070-4
(.313)
#22 (.157) #12 (.189)
3070-5
(.437)
B (.238) F (.257) G (.261) N (.302) O (.316) Q (.332)
#29 (.136) 13/64 (.203)
3070-6
(.437)
15/64 (.234) 1/4 (.250)
3070-7
(.547)
P (.323) U (.368)
7/16 (.438) 15/32 (.469) 1/2 (.500) 17/32 (.531) 23/32 (.719)
#3 (.213) C (.242)
3070-8
(.547)
J (.277)
5/16 (.313) 27/64 (.422)
3070-9
(.813)
ORDERING INFORMATION
To order a complete 3070 inspirator, specify:
3070- 4 50
specify spud drill size (#50 drill) pipe code (4 = 2" pipe) product number
To order a replacement spud, specify:
4-31839- 4 / 50
spud drill size (#50 drill or "Blank") 3070 mixer size (1 through 9) spud family part number
CONTACT fna.sales@fivesgroup.com T +1 800 626 3477 - F +1 216 373 4237
Fives North American Combustion, Inc. 4455 East 71st Street - Cleveland, OH 44105 - USA www.fivesgroup.com
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