Serial Number Prefixes of Medical Cylinders

Mar 16, 2023

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Serial Number Prefixes of Medical Cylinders

Category: Medical

Serial number prefixes are the first two characters of the cylinder’s serial number. 

Catalina West
Garden Grove, CA		 Catalina East
Hampton, VA
DOT Manufacturer’s Number: M4002 M1039

 

Part
No.		 Catalina

West

 Catalina

East

Oxygen Capacity

Diameter

Length

 Service
Pressure
 

Garden

Grove,CA

(See
Note 1)

Hampton,VA

(See
Note 2)

 (cu
ft)		 (liters) (in) (mm) (in) (mm) (psi) (bar)
M150 AP – 150 4248 8.00 203.2 46.2 1173.5 2015 139
M122 AB EK 122 3455 8.00 203.2 35.7 906.8 2216 153
M90 BR ER 90 2549 7.25 184.2 32.4 823.0 2216 153
M60 BK EI 60 1699 7.25 184.2 23.1 586.7 2216 153
ME MM AS 24 680 4.38 111.3 24.9 632.5 2015 139
M22 BH GL 22 623 5.25 133.4 16.3 414.0 2216 153
MD NN AR 15 425 4.38 111.3 16.5 419.1 2015 139
M9 LL AP 9 255 4.38 111.3 10.7 271.8 2015 139
ML7 AJ EH 7 198 4.38 111.3 8.9 226.1 2015 139
ML6 AI EJ 6 170 4.38 111.3 7.6 193.0 2015 139
M6 AD CK 6 170 3.21 81.5 11.6 294.6 2216 153
M4 BT EP 4 113 3.21 81.5 8.4 213.4 2216 153
M2 CC DL 1.5 42 3.21 63.8 5.4 137.2 2216 153

 

Note 1: Serial number prefixes “A” – “E” were used for ALL cylinders manufactured by Catalina Cylinders West prior to 1993. 

 
Note 2: Serial number prefixes listed for Catalina Cylinders East were initiated in June 2001.