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Portable Oxygen Cylinder
Assembly (POCA)
AS9100
Oxygen Equipment
Commercial
The Portable Oxygen Cylinder Assembly (POCA) is a lightweight oxygen source
for crew members and/or passengers. Each POCA is self-contained and features
a manually operated regulator. The lightweight composite cylinder consists of a
thin-walled, seamless aluminum alloy liner reinforced by a full over-wrapping of
carbon fiber sealed in epoxy. Internal gas volume is nominally 4, 7 or 11 cu. ft.,
with a rated service pressure of 1850 psig (12.76 MPa). The cylinder is qualified
to meet both Department of Transportation (DOT-E-10915) and Canadian
Transport Commission (CTC) requirements.
IMPROPER USE OR IMPROPER MAINTENANCE OF THIS
EQUIPMENT MAY RESULT IN SERIOUS PERSONAL INJURY
OR DEATH.
THIS EQUIPMENT IS INTENDED TO BE USED ONLY FOR
AVIATION APPLICATIONS AND IS TO BE USED ONLY BY,
OR UNDER THE SUPERVISION OF, A PILOT OR CREW
MEMBER TRAINED AND QUALIFIED IN ITS USE.
THIS EQUIPMENT IS TO BE SERVICED ONLY IN ACCORDANCE
WITH THE APPLICABLE COMPONENT MAINTENANCE MANUAL
AVAILABLE FROM AVOX SYSTEMS AND ONLY BY SERVICE
TECHNICIANS TRAINED IN THE INHERENT HAZARDS OF
HIGH-PRESSURE AVIATION OXYGEN AND KNOWLEDGEABLE
IN THIS EQUIPMENT.
THE NAMES OF AUTHORIZED SERVICE CENTERS ARE
AVAILABLE FROM AVOX SYSTEMS OR YOUR AUTHORIZED
AVOX SYSTEMS DISTRIBUTOR. THIS EQUIPMENT SHALL BE
USED ONLY WITH AVIATOR’S BREATHING OXYGEN MEETING
THE REQUIREMENTS OF MIL-PRF-27210.
AVOX P/N Est. Weight AVOX P/N Est. Weight AVOX P/N Est. Weight
lbs. (Kg) Full lbs. (Kg) Full lbs. (Kg) Full
3552AAAAAACXCD 4.84 (2.20) 3552BAAAAACXCD 4.18 (1.90) 3552CAAAAACXCD 3.25 (1.48)
3552AAADAACXCD 4.86 (2.21) 3552BAADAACXCD 4.20 (1.91) 3552CAADAACXCD 3.32 (1.51)
3552AAAWAACXCD 4.60 (2.09) 3552BAAWAACXCD 3.85 (1.75) 3552CAAWAACXCD 3.05 (1.38)
TYPICAL CONFIGURATIONS
Oxygen and life support
WARNING
225 Erie Street • Lancaster, NY 14086 • Tel: 716 683-5100 • Fax: 716 681-1089 • Technical Sales: 800 459-3690
www.avoxsys.com
Copyright 2006, AVOX Systems Inc. All Rights Reserved • Printed in USA • AVIA 5601B 8/06
Portable Oxygen Cylinder
Assembly (POCA)
3552*
Basic Series
OUTSTANDING FEATURES
• Operating temperature: +5°F to +158°F (-15°C to +70°C)
• Storage temperature: -67°F to +185°F (-55°C to +85°C)
• Cylinders meet both DOT and CTC requirements
• A relief valve protects the low-pressure system
from over-pressurization
• Fingertip-controlled on-off valve
• Pressure gauge indicates oxygen supply
• High-pressure safety relief device
• Pressure regulator
• Carrying strap
• Mask stowage bags to accommodate one to two
masks available
• Up to three flow positions with a single outlet
• Indication window shows selected flow rate
NOMINAL DIMENSIONS in. (mm)
A
B
C
Callout
Code Cylinder
Capacity
cu. ft. (liters)
Charged
Weight
(cylinder only)
lbs. (Kg)
Refer to chart on
opposite page
A B
3.56
(90.4)
22.15
(562.6)
4.0
(101.6)
2.74
(69.5)
3.21
(81.5)
1.61
(40.9)
1.63
(41.5)
C D E F G
3.56
(90.4)
3.56
(90.4)
16.68
(423.7)
12.56
(319.0)
2.0
(50.8)
2.0
(50.8)
2.74
(69.5)
2.74
(69.5)
3.21
(81.5)
3.21
(81.5)
1.61
(40.9)
1.61
(40.9)
1.63
(41.5)
1.63
(41.5)
11.0
(311.5)
3.10
(1.41)
7.15
(202.5)
2.40
(1.09)
4.25
(120.4)
1.56
(0.71)
The POCA can be made available with additional cylinder sizes, regulator outlet configurations
and oxygen-flow selections to meet specific aircraft requirements.
REGULATOR FLOW SETTINGS (LPM) ALTITUDE SETTING OUTLET STYLE
ASSEMBLY
Callout
Code
1st
Setting
2nd
Setting
3rd
Setting
Callout
Code
Callout
Code
Callout
Code
Thread
Type
Callout
Code
Feet
(meters)
Part
Number
Callout
Code
A 3/4-16 UNF A
C
2.0
4.0
4.0
0.0
C 0.0
X
X A
B
C
D
F
G
0
10,000 (3,048)
15,000 (4,572)
20,000 (6,096)
23,000 (7,010)
25,000 (7,620)
A
B
C
D
E
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