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HEYClean Brass Pressure Equalization
and Drain Plugs
®
For Pressure Equalization and Drainage Applications
THREAD
Type/Size
PART NO.
DESCRIPTION
A
Clearance
Hole
in.
mm.
.47
.63
.79
12,0
16,0
20,0
PART DIMENSIONS
B
C
Overall
Thread
Length
Length
in.
mm.
in.
mm.
D
Wrenching
Flats
in. mm.
PROTECTION
CLASS
Liquid Tight Pressure Equalization Plugs -
Ultimate in Liquid Tight Pressure Equalization
M12
M16
M20
4350
4351
4352
BRASS LTPEP M12
BRASS LTPEP M16
BRASS LTPEP M20
.69
.71
17,5
18,0
.31
.31
8,0
8,0
.71
.87
18,0
22,0
IP 66,67,68
Liquid Resistant Pressure Equalization Plugs -
Maximize Airflow for Extreme Pressure
and Moisture Fluctuations
M12
M16
M20
M12
M16
M20
4354
4355
4356
4357
4358
4359
BRASS LRPEP M12
BRASS LRPEP M16
BRASS LRPEP M20
BRASS TDP M12
BRASS TDP M16
BRASS TDP M20
.47
.63
.79
.47
.63
.79
12,0
16,0
20,0
12,0
16,0
20,0
.69
.71
17,5
18,0
.31
.31
8,0
8,0
.71
.87
18,0
22,0
IP 55, x9K
Threaded Drain Plug -
For Applications Where Condensation Is Expected*
.77
.79
19,5
20,0
.39
.39
10,0
10,0
.71
.87
18,0
22,0
IP 4x
Stainless Steel available. Consult Heyco.
*Heyco Drainage Plug Brass Locknuts sold separately
D
D
D
C
B
C
B
C
B
A
4350
®
4354
4357
HEYClean Drain Plug Brass Locknuts
For Use with HEYClean
™
Threaded Drain Plugs
THREAD
Type/Size
M12
M16
M20
4360
4361
4362
BRASS DPLN M12
BRASS DPLN M16
BRASS DPLN M20
PART NO.
DESCRIPTION
PART DIMENSIONS
A
B
Thickness
Wrenching Flats
in.
mm.
in.
mm.
.18
.22
.22
4,5
5,5
5,5
.59
.75
.94
15,0
19,0
24,0
B
A
Material
Temperature Range
IP Rating
Nickel-Plated Brass
-40°F (-40°C) to 230°F (110°C)
Membrane - IP66/IP68/IP69
Filter Disc - IP55/ IPX9K
Drainage Element - IP4X
1-800-526-4182 • 732-286-1800 (NJ) • FAX: 732-244-8843 • www.heyco.com
Pressure Equalization Plugs
•
Allow the passage of air for ventilation
and heat dissipation, yet prevent
moisture intrusion.
•
Filter membrane prevents moisture
and particulate contamination in
electronic enclosures.
•
Pressure compensating seal prevents
buildup of pressure inside of
electronic enclosures due to environ-
mental temperature cycling.
•
Quick and easy installation into
Clearance or Threaded Holes. For
Metric Brass Locknuts, see page 3-9.
•
Nickel-plated finish over brass
provides excellent corrosion
resistance and durability.
•
Head Thickness: .37˝ (9,5 mm) to
.39˝ (10 mm).
•
Hex shaped body for wrench
installation.
•
Filter element:
Liquid Tight Membrane:
Polyethersulfone (PES)
Sintered Disc: Bronze
•
DFARS Compliant
Drain Plugs
•
Drainage Plugs are ideal for applica-
tions where condensation is expected.
•
Stainless steel mesh allows water to
drain quickly, but protects enclosure
from bugs and dust.
•
Drainage Plugs feature a “cutout”
section to allow water to completely
drain from enclosure, and should be
installed at enclosure’s lowest point.
•
Head Thickness: .37˝ (9,5 mm) to
.39˝ (10 mm).
•
Hex shaped body for wrench
installation.
•
DFARS Compliant
Drain Plug Locknuts
•
Quick and easy installation into
Clearance Holes only.
•
Locknuts feature special “cutout” to
allow water to completely drain from
enclosure, when used with HEYClean
™
Threaded Drain Plugs.
•
DFARS Compliant
5-6
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