Brochure
Page 7
Job/Customer ___________________________________________ Date _________________________ Contractor ______________________________________
Model Specifi ed __________________________________________ Qty __________________________ Approved By_____________________________________
Designer/Engineer _______________________________________ Date _________________________ Contractor’s PO# ________________________________
Submitted by ____________________________________________ Date _________________________ Other ___________________________________________
THIS SPACE FOR DESIGNER / ENGINEER APPROVAL
The Isolator
®
Check Valve w/Rotating Flange
Full Port Forged Brass Uni-Flange Ball Valves w/ Replaceable Integral Spring Check
& Detachable Rotating Flange • Bonus Wing Style “T” Handle, Nuts & Bolts
4340 Series - IPS × Flange
4340 Series - IPS × Flange
5340 Series - SWT × Flange
5340 Series - SWT × Flange
600 WOG
150 PSI @ 200ºF
ISO 9001
6
18
17
FLANGE FOR
REGULAR MODELS
G
I
H
F
FLANGE FOR HIGH
VELOCITY PUMP MODELS
G
I
H
F
ITEM # SIZE CTN/CASE A B C D E F G H I
43403 3⁄4" 1/10 3/4 3 1/4 2 1/4 4 3/8 1/2 1 2 11/16 4 1/8
43404 1" 1/10 1 4 1/16 2 1/2 4 5/8 3/8 1/2 1 1/4 2 11/16 4 1/8
43405 1 1 ⁄4" 1/10 1 1/4 4 15/16 2 15/16 4 5/8 3/8 1/2 1 9/16 2 11/16 4 1/8
43406 1 1⁄2" 1/10 1 1/4 4 15/16 3 3/8 5 1/2 3/8 1/2 1 15/16 2 11/16 4 1/8
43403HV 3⁄4" 1/10 3/4 3 1/4 2 1/4 4 3/8 5/8 1 2 11/16 4 1/8
43404HV 1" 1/10 1 4 1/16 2 1/2 4 5/8 3/8 5/8 1 1/4 2 11/16 4 1/8
43405HV 1 1⁄4" 1/10 1 1/4 4 15/16 2 15/16 4 5/8 3/8 5/8 1 9/16 2 11/16 4 1/8
43406HV 1 1⁄2" 1/10 1 1/4 4 15/16 3 3/8 5 1/2 3/8 5/8 1 15/16 2 11/16 4 1/8
SIZE C
V
CRACKING
PRESSURE (PSI)
RECOMMENDED
FLOW RANGE (GPM)
3⁄4" 15.6 0.22 9-30
1" 27.4 0.15 16-50
1 1⁄4" 42.4 0.16 23-80
1 1⁄ 2" 42.4 0.16 23-80
NO. DESCRIPTION MATERIAL
1FLANGED BODY BRASS
2SEATS PTFE
3 BALL BRASS HCP
4HANDLE NUT BRASS
5 LEVER HANDLE STEEL CP
6HANDLE JACKET VINYL
7PACKING GLAND BRASS
8STEM SEAL PTFE
9STEM BRASS
10 END CAP BRASS
11 CHECK VAVLE BODY ABS
12 O-RING – INNER SEAL NBR
13 SPRING STAINLESS STEEL 316
14 POPPET ABS
15 O-RING – OUTER SEAL ABS
16 RETAINING RING STAINLESS STEEL 316
17 FLANGE BOLTS & NUTS STEEL ZP
18 WING STYLE “T” HANDLE STEEL CP W/ VINYL GRIPS
19 ROTATING FLANGE BRASS
20 FLANGE RING ABS
TEMP °F PSI
100 150
150 150
200 150
250 N/A
300 N/A
350 N/A
366 N/A
ITEM # SIZE CTN/CASE A B C D E F G H I
53403 3⁄4" 1/10 3/4 3 7/16 2 1/4 4 3/8 1/2 1 2 11/16 4 1/8
53404 1" 1/10 1 4 7/16 2 1/2 4 5/8 3/8 1/2 1 1/4 2 11/16 4 1/8
53405 1 1 ⁄4" 1/10 1 1/4 5 3/16 2 15/16 4 5/8 3/8 1/2 1 9/16 2 11/16 4 1/8
53406 1 1 ⁄ 2" 1/10 1 1/4 5 3/16 3 3/8 5 1/2 3/8 1/2 1 15/16 2 11/16 4 1/8
53403HV 3 ⁄4" 1/10 3/4 3 7/16 2 1/4 4 3/8 5/8 1 2 11/16 4 1/8
53404HV 1" 1/10 1 4 7/16 2 1/2 4 5/8 3/8 5/8 1 1/4 2 11/16 4 1/8
53405HV 1 1⁄4" 1/10 1 1/4 5 3/16 2 15/16 4 5/8 3/8 5/8 1 9/16 2 11/16 4 1/8
53406HV 1 1⁄ 2" 1/10 1 1/4 5 3/16 3 3/8 5 1/2 3/8 5/8 1 15/16 2 11/16 4 1/8
TEMP °F PSI
100 150
150 150
200 150
250 N/A
300 N/A
350 N/A
366 N/A
Speci cations: Designed for residential, commercial or industrial use with water, oil or glycol in conjunction with circulator pumps without integral checks. The valve operates in a horizontal
or vertical position. This approved Webstone valve is actuated by a blowout proof stem and features an adjustable packing gland. Threaded ends comply with ANSI B1.20.1. Solder joint
temperature ratings are per ASME B16.18 Annex A for 95-5 solder. Other solder materials have lower pressure/temperature limits. Do not silver braze or overheat valves when soldering.
4
7
3
12
15
16
19
14
1
20
13
11
2
10
5
8
6
9
D
A
B
E
C
HV MODELS FIT BOTH STANDARD & HIGH VELOCITY PUMPS.
HV MODELS FIT BOTH STANDARD & HIGH VELOCITY PUMPS.