Valvule Kunkle

Kunkle Safety and Relief Products
Series 6000

ASME Section I and VIII, Steam, “V” and “UV,”
ASME Section VIII, Air/Gas “UV” National Board Certified.
Models 6933, 6934, and 6935 are ASME Section IV, “Steam”
“HV” National Board Certified.
PED Certified for Non-Hazardous Gas.

Features
• O-ring seats available for exceptional leakfree performance, reduced maintenance
cost, multiplecycles with tight shutoff,
improved seating integrity.
• Wide hex on valve nozzle provides
wrenching service clearance for easy
installation.
• Dual control rings offer easy adjustability
for precise opening with minimum preopen
or simmer and exact blowdown control.
• Pivot between disc and spring corrects
misalignment and compensates for spring
side thrust.
• Grooved piston model discreduces sliding
area and friction.
• Each Kunkle valve is tested and inspected
for pressure setting and leakage.

Model Descriptions
Model 6010: Side outlet. Full nozzle design
with bronze/brass trim. Available with O-ring
seats. For exceptional leak-free performance.
Model 6021: Same as model 6010 with
Teflon® (PFA) disc insert. For exceptional
leak-free performance (use on steam only).Model 6030: Same as model 6010 except
Stainless Steel (SS) trim (nozzle and disc).
Available with O-ring seats for exceptional
leak-free performance.
Model 6182: Top outlet. Full nozzle design
with bronze/brass trim. O-ring seat available
for exceptional leak-free performance.
Model 6121: Same as model 6182 with
Teflon® (PFA) disc insert. For exceptional
non-leak performance (use on steamonly).

Model 6010

Model 6130: Same as model 6182 except
SS trim (nozzle and disc). O-ring seat
available for exceptional leak-free
performance.
Model 6186: Top outlet. Full nozzle design
with bronze/brass trim. 150 psig [10.3 barg]
maximum set pressure. Replaces Model 86
(original equipment only).
Model 6283: Over-sized side outlet. Full
nozzle design bronze/brass trim.
Model 6221:Same as model 6283 with
Teflon® (PFA) disc insert. For exceptional
leak-free performance (use on steam only).

[1.0 barg] only.

Pressure and Temperature Limits

Model 6935: Same as model 6030 except
certified for ASME code Section IV. Low
pressure steam heating boilers set at 15 psig
[1.0 barg] only.

Models 6010, 6021, 6182, 6283, 6221
Steam Service
3 to 250 psig [0.2 to 17.2barg]
-60° to 406°F [-51° to 208°C]

Applications

Air/Gas Service
3 to 300 psig [0.2 to 20.7 barg]
-60° to 406°F [-51° to 208°C]

• Steam Boilers and Generators.

Model 6230: Same as model 6283 except
SS trim (nozzle and disc).

• Air/Gas Compressors - reciprocating or
rotary - portable or stationary, intercoolers
and aftercoolers.

Model 6933: Same as model 6010 except
certifiedfor ASME code Section IV. Low
pressure steam heating boilers set at 15 psig
[1.0 barg] only.

• Pressure Vessels - containing steam, air
or non-hazardous gas. Including tanks,
receivers, sterilizers and autoclaves.

Model 6934: Same as model 6021 except
certified for ASME code Section IV. Low
pressure steam heating boilers set at 15 psig

Flow Control

• Pressure Reducing Stations -protection
of the discharge or low pressure side of
system.

Models 6030, 6130, 6230
Steam and Air/Gas Service
3 to 300 psig [0.2 to 20.7 barg]
-60° to 425°F [-51° to 218°C]

Note
1. Resilient seats determine temperature range
(see page 11).

Kunkle is either a trademark or registered trademark of Tyco International Services AG or its affiliates in
the United States and/or othercountries. All other brand names, product names, or trademarks belong
to their respective holders.
Copyright © 2012 Tyco Flow Control. All rights reserved.

KUKMC-0394-US-1201

Kunkle Safety and Relief Products
Series 6000

Parts and Materials
13
12
11

14

10
5
15
16

9

23

18

8

17
7

18

Models 6121, 6221, 6934
Teflon® Seat Configuration

19
6

23
4...