FNW 310ASW Stainless Steel Ball Valves User Guide

June 7, 2024
FNW

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FIGURE 310A
STAINLESS STEEL BALL VALVES

3 PC FULL PORT 1000 CWP

FEATURES

  • 1000 PSI CWP non-shock

  • 150 PSI WSP

  • End connections
    – Threaded
    – Socket weld

  • Full port

  •  Blowout-proof stem

  • Adjustable packing

  • Investment cast body

  • Stainless steel handle

  • Locking lever

  •  RTFE seats

  • Vented ball

  • Manufactured silicone-free

  • Replacement locking handle kits available

  • Optional stem extension kit
    (Uses existing valve handle) (1/4″–2″)

  • Optional oval handle kit (1/4″–2″)

STANDARDS

  • Design: MSS SP-110

  • End Connections:
    – NPT – ASME B1.20.1
    – SW – ASME B16.11

  • Seat/Shell Test: MSS SP-110

  • Corrosion Resistance: NACE MRO103 and MRO175

FNW 310ASW Stainless Steel Ball - 1

FNW 310ASW Stainless Steel Ball -

FNW 310ASW Stainless Steel Ball - ACCESSORIES

TORQUE (IN-LBS)

Size /OP| 150 psig 10 Bar| 300 psig 20 Bar| 1000 psig
63 Bar
---|---|---|---
1/4, 3/8| 57| 57| 57
1/2| 57| 57| 57
3/4| 69| 69| 69
1| 114| 126| 126
1-1/4| 150| 173| 218
1-1/2| 218| 254| 299
2| 334| 368| 437
2-1/2| 517| 564| 679
3| 828| 932| 1162

FIGURE NUMBER MATRIX

FNW 310A


End Code|

Size Code

Blank = Threaded NPT| 1/4″ = B| 1-1/4″ = H
SW = Socket Weld| 3/8″ = C| 1-1/2″ = J
Note: For 4″ valves, use FNW figure number 310AM.| 1/2″ = D| 2″ = K
3/4″ = F| 2-1/2″ = J
1″ = G| 3″ = K

HANDLE KIT CODES (ORDER SEPARATELY)

FNW 310A


Kit Type| Size Code
 Locking Handle = LHK| 1/4″–1/2″ = BD
 Stem Extension = SEK| 3/4″ = F
 Oval Handle = OH| 1″–1-1/4″ = GH
1-1/2″–2″ = JK
2-1/2″–3″ = LM

REPAIR KITS (ORDER SEPARATELY)

FNW 310ARK


Size Code

1/4″–3/8″ = BC| 1-1/2″ = J
1/2″ = D| 2″ = K
3/4″ = F| 2-1/2″ = L
1″ = G| 3″ = M
1-1/4″ = H|

FNW 310ASW Stainless Steel Ball - DIAGRAM

FNW 310ASW Stainless Steel Ball - DIAGRAM 2

STANDARD MATERIALS

Ref. No. Description Material Qty
1 Body ASTM A351 Gr. CF8M Stainless 1
2 End
Cap NPT
SW ASTM 4351 Gr. CF8M Stainless
ASTM 4351 Gr. CF3M Stainless 2
3 Ball 316SS Stainless 1
4 Seat RT 2
5 Stem 316SS Stainless 1
6 Body Gasket PTFE 2
7 Body 1/4″-2-112″ ASTM A193-B8 Stainless
Bolt 3″ 6
8 Thrust Washer PTFE 1
9 Locking Device 30455 Stainless 1
10 Handle 304SS Stainless 1
11 Handle Sleeve Vinyl Plastic 1
12 Stem Nut ASTM 4194-8 Stainless 1
13 Stem Washer 304SS Stainless 1
14 Glan Nut 304SS Stainless 1
15 V-Ring Packing PTFE 1 Set
1/4″-2″ 4
16 Bolt
Washer 2-1/2″ 5US304 Stainless 8
3″ 12
1/4″-2″ 4
17 Bolt Nut 2-1/2″ ASTM A194-8 Stainless
3″ 12

DIMENSIONS (INCHES)

SIZE| ∅d| L| Lm| H1| H2| H| W| S| K (UNF| Ls| L2| M (UNC)| B| L1| ∅B1
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---
1/4| 0.42| 3.| 1.| 1.20| 0.43| 2.| 4.| 0.197| 5/16/18| 2.| 1.| 1/4/20| 0.93| 0.39| 0.56
3/8| 0.47| 3.| 1.| 1.20| 0.43| 2.| 4.| 0.197| 5/16/18| 2.| 1.| 1/4/20| 0.93| 0.39| 0.69
1/2| 0.59| 3.| 1.| 1.| 0.38| 2.| 4.| 197| 5/16/18| 2.| 2.| 1/4/20| 1.10| 0.39| 0.86
3/4| 0.79| 3.| 2.| 1.30| 0.49| 2.50| 5.| 0.256| 3/8/16| 2.| 2.| 5/16/18| 1.| 0.51| 1.
1| 0.98| 4.| 2.| 2.| 0.62| 3.| 614| 0.314| 7/16/14| 3.| 210| 5/16/18| 2.| 0.51| 1.
1-1/4| 1.| 4.| 2.| 2.| 0.55| 3.| 614| 0.314| 7/16/14| 3.| 3.| 3/8/16| 2.| 0.63| 2.
1-1/2| 1.50| 5.| 2.| 2.| 0.89| 3.70| 7.| 0.394| 5/8/11| 4.| 3.| 3/8/16| 2.30| 0.63| 2.
2| 2.| 6.| 3.| 2.| 0.89| 4.| 719| 0.394| 5/8/11| 4.| 4.| 3/8/16| 3.| 0.67| 2.
2-1/2| 2.50| 7.| 4.| 3.| 0.93| 5.| 10.| 0.472| 3/4/10| 6.| 4.| 9/16/12| 3.| 0.67| 3.
3| 3.| 8.| 3.| 3.| 0.93| 5.| 10.| 0.472| 3/4/10| 6.50| 5.| 9/16/12| 4.| 0.67| 4.

CV & WEIGHT

Size Cv Cv
NPT SW
1/4 15 1.01
3/8 15 1.01
1/2 18 1.12
3/4 36 1.81
1 48 2.69
1-1/4 93 4.28
1-1/2 165 5.73
2 207 9.04
2-1/2 450 18.25
3 780 25.57

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