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B
RASS
CHECK VALVES
BRASS FITTINGS
Part # Size
Opening
Dia.
List
Price
46-510 1/4
x 1/4 0.25 26.56
46-511 3/8
x 3/8 0.375 32.01
46-512 1/2
x 1/2 0.437 41.96
MNPT X MNPT
Opening
diameter .187
• 180
0
max
operating temp.
SS ball and
spring
MAX. 2500 PSI
Cracking Pressure 1/3-3 PSI
Opening
diameter .187
• 180
0
max operating
temp.
Buna Seal
Flo direction ->
Flo direction ->
Flo direction ->
Brass
MAX. 2500 PSI
SS ball and
spring
MNPT X FNPT
O-Ring poppet
seal Bubble
tight operation
• 180
°F max operating
temp.
MAX. 1200 PSI
FNPT X FNPT
B
A
PNEUMATIC CHECK VALVES
Max Operating Pressure:
220
psi
Working Pressure:
14.5-145
psi
Cracking Pressure:
2.8
psi
Maximum Temperatures:
140
° F
Materials
FEMALE X FEMALE
FEMALE X MALE
MALE X FEMALE
MALE X MALE
HIGH PRESSURE CHECK VALVES
Operates in any position, and is available
in mixed or matched end combinations.
Standard cracking pressure 1 p.s.i with a
maximum operating pressure of 3000 p.s.i.
and a maximum operating temperature of
180
°F using Buna-N seals.
Buna-N seals standard, other seals avail-
able.
Guided 316 stainless steel ball + spring.
Fixed ringed seat prevents extrusion of
seal.
Opening diameter .28
Approximate CV 1.2
Water G.P.M. @ 10 p.s.i. is 4.0
Good for air
Part # Size
Opening
Dia.
List
Price
46-500 1/4
x 1/4 0.187 23.88
Part # Size
Opening
Dia.
List
Price
46-505 1/4
x 1/4 0.187 22.79
Part #
Size
Dimensions (In.)
List
Price
A B
46-200
1/4
1.97 0.67 18.03
46-201
3/8
1.97 0.83 17.77
46-202
1/2 2.48 0.98 38.69
Body
Chrome plated Brass
Spring
Steel
O-Ring
NBR Rubber
Part #
Size
List Price
46-513
1/4
50.41
46-517
3/8
56.04
Part #
Size
List Price
46-514
1/4
50.41
46-518
3/8
53.88
Part #
Size
List Price
46-516
1/4
48.47
46-539
3/8
53.88
Part #
Size
List Price
46-515
1/4
48.47
46-519
3/8
56.04
NPT- Inlet
NPSM - Outlet
NEW
NEW
NEW
NEW
See page 200 for Stainless Steel
BRASS CHECK VALVES
FIP X FIP
MALE X FEMALE
FEMALE X MALE
MALE X MALE
• 500
PSI
•1
PSI Cracking Pressure
Buna-N Seal for water, air and inert gas
Viton Seal for oil, gas and diesel fuel
(
add V to part#)
Viton Seal - (add V to part#)
Viton Seal - (add V to part#)
Viton Seal - (add V to part#)
Part # Size
Buna-N
List
Viton
List
46-560 1/8" 26.66 28.79
46-561 1/4" 29.68 31.67
46-562 3/8" 43.10 45.24
46-563 1/2" 52.62 51.98
46-564 3/4" 84.87 87.30
Part # Size
Buna-N
List
Viton
List
46-575 1/8" 26.66 28.79
46-576 1/4" 25.53 27.52
46-577 3/8" 31.91 34.79
46-578 1/2" 38.91 43.56
Part # Size
Buna-N
List
Viton
List
46-565 1/8" 26.66 28.79
46-566 1/4" 25.53 27.52
46-567 3/8" 31.91 34.79
46-568 1/2" 38.91 43.56
46-569 3/4" 91.56 93.94
Part # Size
Buna-N
List
Viton
List
46-570 1/8" 26.66 28.79
46-571 1/4" 25.53 27.52
46-572 3/8" 31.91 34.79
46-573 1/2" 38.91 43.56