Free Floating Lever Air/Gas Vents0 pages

Free Floating Lever Air/Gas Vents—Forged Steel
For Pressures to 1,000 psig (69 bar) or Specific Gravity Down to 0.40
A

K

B
D

L
Model 32-AV, 33-AV and 36-AV

32-AV, 33-AV and 36-AV—Forged steel vents using
the same proven free floating lever mechanisms used in
Armstrong steam traps.

For applications where high air/gas venting capacity is
required up to 1,000 psi. Available with screwed, socketweld
or flanged connections.
For a fully detailed certified drawing, refer to CD #1035.

List of Materials
Model No.
32-AV
33-AV
36-AV

Valve & Seat

Leverage System

Float

Gasket

Bolting

ASTM A105 Forged
Steel

Stainless Steel

Body & Cap

Non-asbestos

Bolts ASTM A193 Gr. B7
Nuts ASTM A194 Gr. 2H

Physical Data

Air Vents

Model No.

458

Pipe Connections
“A”
“B”
“D”
“K”
“L”
Approx. Wt. lb (kg)
Max. Allow. Pressure (Vessel
Design)

Forged Steel
33-AV†

32-AV†
1/2, 3/4, 1
15, 20, 25
6-3/4
171
10-3/16
259
5-9/16
141
1-1/4
32
3-3/8
86
31 (14)
600 psig @ 100°F (41 bar @ 38°C)
500 psi @ 750°F (34 bar @ 399°C)

3/4, 1
8
11-9/16
6-1/16
1-7/16
3-7/8
49 (22)

36-AV†
20, 25
203
294
154
37
98

1-1/2, 2
11-7/8
17-1/8
9
2-1/8
6-1/16
163 (74)
1000 psig @ 100°F (69 bar @ 38°C)
600 psi @ 750°F ( 41 bar @ 399°C)

40, 50
301
435
229
54
154

†Available in Type 316 SS. Consult factory. Pipe size of side connections if provided is same as that of inlet and outlet connections. Some floats are oil filled.
Consult factory for details.

Designs, materials, weights and performance ratings are approximate and subject to change without notice. Visit armstronginternational.com for up-to-date information.

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