FNW 420 User Manual
Figure 420
BRASS BODY BALL VALVES
2 PC FULL PORT 600 WOG
Features:
• Threaded Connection
• 600 WOG
• 150 WSP
• Full Port
• Threaded NPT Ends (ANSI B1.20.1)
• Forged Brass Body & EndCap
• 100% Electronically Tested in Open &
Closed Position at 80 PSI
• Meets MSS SP-110 Standards
• FM, UL & CSA Approved
(See Approval List Below)
• Blow-out Proof Stem
• Adjustable Packing
• Stocked Congurations:
○ Locking Handle (1/4”~2”)
○ Stainless Steel Ball & Stem
(Includes Locking Handle) (1/4”~2”)
• Optional Lock Lever Kit (1/4”~4”)
• Optional Stem Extension Kit (1/4”~4”)
• Optional Tee Handle Kit (1/4”~1”)
• Optional Oval Handle Kit (1/4”~2”)
• Optional Memory Stop Kit (1/4”~2”)
• Optional Stainless Handle (1/4”~2”)
Locking Handle Kits Stem
Accessories
Tee Handle Kits
Extension Kits
Additional Stocked Congurations
Oval Handle Kits
Memory
Stops
Stainless Steel
Handle
NOT FOR USE AT OR BELOW GROUND LEVEL
Figure Number Matrix
FNW 420 Conguration Size
CONFIGURATION CODE
Standard Handle = Blank
Locking Handle = LL
(1/4”~2”) =
SS Ball & Stem = SSLL
w/Locking Handle =
(1/4”~2”) =
SIZE CODE
1/4 = B
3/8 = C
1/2 = D
3/4 = F
1 = G
1-1/4 = H
1-1/2 = J
2 = K
2-1/2 = L
3 = M
4 = P
Kit Codes (Order Separately)
FNW 420 Kit Size
KIT TYPE
Locking Handle = LHK
Stem Extension = SE
Tee Handle = THK
Oval Handle = OHK
Memory Stop = MSK
Stainless Handle = SSHK
SIZE CODE
1/4”~1/2” = BD
3/4”~1” = FG
1-1/4”~1-1/2” = HJ
2” = K
2-1/2”~3” = LM
4” = P
With Locking Handle (1/4”~2”)
Up to 2” 1/4” ~ 4”
With Stainless Steel Ball & Stem (1/4”~2”)
(Includes Locking Lever)
See Below
Gas Approvals
• CSA Class 3371-10, CGA 3.16, 125 PSIG, -40°F~149°F (1/4”~4”)
• CSA Class 3371-88, ANSI Z21.15/CSA9.1, 1/2 PSIG, 32°F~188.6°F (1/2”~4”)
• CSA Class 3371-90, ASME B16.33/b16.38, 125 PSIG, -40°F~149°F (1/4”~4”)
• CSA Class 3371-92, ASME B16.44, 5 PSIG, -40°F~149°F (1/2”~2”)
• CSA Class 3371-94, ASME B16.33, 125 PSIG, -40°F~149°F (1/2”~4”)
• CSA Class 3371-97, UL-125, 250 PSIG, -40°F~130°F (1/4”~3/8”)
• UL Class YRPV, ANSI/UL-842, 250 PSIG, -20°F~125°F (1/4”~4”)
• UL Class YSDT, ANSI/UL-125, 250 PSIG, -40°F~130°F (1/4”~4”)
www.fnw.com
BRASS BODY BALL VALVES
2 PC FULL PORT 600 WOG
Figure 420
Dimensions (inches)
Size ØD E L H H2
1/4 0.39 3.78 2.02 1.65 1.83
3/8 0.39 3.78 2.02 1.65 1.83
1/2 0.59 3.78 2.44 1.81 1.99
3/4 0.78 4.76 2.71 2.28 2.48
1 0.98 4.76 3.07 2.44 2.64
1-1/4 1.25 5.94 3.42 3.00 3.15
1-1/2 1.57 5.94 3.89 3.23 3.38
2 1.94 6.30 4.33 3.74
2-1/2 2.56 8.11 5.59 4.84
3 3.15 8.11 6.45 5.23
4 3.94 10.27 7.60 6.49
3.74
Cv & Weights
Size Cv Wt. (Lbs)
1/4 6 0.3
3/8 7 0.3
1/2 19 0.5
3/4 34 0.7
1 50 1.1
1-1/4 104 2.0
1-1/2 268 3.1
2 309 4.2
2-1/2 629 8.0
3 1018 12.9
4 1622 22.0
Standard Materials
Ref.
14A Bushing ZAMA G Zn A14 UNI EN1774 1
Description Material Qty
No.
1 Body Brass CW 617N UNI EN 12165 1
2 Ball
3 End Cap Brass CW 617N UNI EN 12165 1
4 Seat PTFE 2
6 Stem Brass CW 614N UNI EN 12164 1
7 Stem Packing PTFE 1
7A Stem O-ring NBR 75 Shore A 1
8 Handle Fe P 11 UNI 5867 1
9 Handle Cover Vinyl 1
10 Thrust Washer PTFE 1
11 Gland Nut Zinc Plated Steel 6S 1
11A Packing Gland Brass CW 614N UNI EN 12164 1
13 Handle Nut Zinc Plated Steel 6S 1
14 Locking Pad Fe P 11 UNI EN 10111 1
Brass CW 617N UNI EN 12165
(Nickel-Chrome Plated)
1
DOC: FNWBV420SSLL07 Ver. 11/2013
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