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Apollo ASME Sec VIII Steam Bronze Safety Relief Valves with Brass Trim, Teflon Seat, 3/4" (MNPT x FNPT)

group: 19KDDLXXX

ASME Sections I & VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.
  • ASME Section I & VIII Certified Capacities
  • 5 - 300 psig Set Pressures @ -60°F min. / 406°F max.
  • 1/2" - 2-1/2" Inlet Connections Available
  • Stainless Steel Wetted Trim (19L, 19S)
  • PFA and Metal Seat Styles Available
  • Made in the USA 
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applications

steam

steam

compressed air

compressed air

segments

commercial building

commercial building

approvals

CRN

CRN

item number

size

d1

DN1

l1

d2

DN2

l2

z2

h1

V

item number

19KDDL105

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL110

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL116

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL120

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL125

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL135

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL138

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL145

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL15

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL150

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL153

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL16

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL160

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL175

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL180

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL185

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL190

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL20

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL200

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL218

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL22

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL230

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL232

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL25

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL250

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL29

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL30

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL32

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL35

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL36

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL37

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL40

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL45

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL48

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL49

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL50

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL55

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL60

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL64

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL65

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL70

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL73

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL75

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL80

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL81

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL85

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

item number

19KDDL90

size

3/4" (DN20)

d1

26.7

DN1

DN20

l1

56

d2

26.7

DN2

DN20

l2

35

z2

20

h1

51

V

60

technical drawing for product

characteristics

color

yellow, bronze

materials

bronze (ASTM B584)

finishing

none

manufacturer

Aalberts integrated piping systems Americas, Inc. (Apollo)

shape

Perpendicular

connection type

MPT - male thread conical (NPT), FPT - female thread conical (NPT)

general

product group

valves (safety relief valves)

ETIM class

EC011311 Safety valve

brand

Apollo

series

19 Series Safety Relief Valves

type

19KDDLXXX

UNSPS

40141606

label

value

label

ETIM class

label

Housing material

value

Bronze

label

Connection 1

value

External thread conical (NPT)

label

Nominal diameter connection 1

value

DN 20

label

Outer pipe diameter connection 1

value

26.67mm

label

Outer pipe diameter connection 1 (imperial)

value

1.05"

label

Connection 2

value

Internal thread conical (NPT)

label

Nominal diameter connection 2

value

DN 20

label

Outer pipe diameter connection 2

value

26.67mm

label

Outer pipe diameter connection 2 (imperial)

value

1.05"

label

Max. operating pressure at 20 °C

value

20.68bar

label

Max. operating pressure at 20 °C (imperial)

value

300psi

label

Surface protection

value

Untreated

label

Length of connection 1

value

56.13mm

label

Length of connection 1 (imperial)

value

2.21"

label

Length of connection 2

value

34.54mm

label

Length of connection 2 (imperial)

value

1.36"

label

Working length connection 2

value

20.32mm

label

Working length connection 2 (imperial)

value

0.8"

label

Height

value

0mm

label

Suitable for heating

value

No

label

Suitable for cooling

value

No

label

Suitable for solar heating

value

No

label

Suitable for hot tap water

value

No

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