AAR Approval Information

At McKenzie Valve & Machining, we strive to manufacture products that are in line with the recommended practices of the AAR. For any questions in regards to our product offerings, please contact us and a member of our team will reach out to you promptly.

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2” Excess Flow Check Valve
2 EFCV
,

E-247022

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4" Internal Ball Valve
IBV
,

E-177007

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6-Bolt Manway Cover, 20" Nozzle
MWC-20-6C
,

E-197040

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Fabricated, 6-Bolt Manway Cover 20
MWC-20-6F
,

E-197047

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1", 2" and 3" Full Port Ball Valves
UFR
,
UFFRFP
,
UTR
,
UTFR
,
UFD
,

E-207023A

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4” External Ball Valve, Full Port
UFPFR
,
UFPFRG
,

E-217039A

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2" Ball Valve Angle Type
UFRA
,

E-237004

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3" Excess Flow Check Valve
3-EFCV
,

E-237005

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Fabricated 8-Bolt Manway Cover
MWC-20-8F
,

E-237006

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3" USR Ball Valve
3 USR
,

E-237008

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Thermometer Well (Thermowell)
TW
,

E-237009

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Cam-Locking Adapters and Caps and Assemblies
CL
,
CLC
,
CLM
,

E-237021

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Sample Valve (Needle Valve)
SNV
,

E-237025

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Magnetic Gauge Device
MVMG-U
,

E-237035

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¾” Excess Flow Check Valve
3/4 EFCV
,

E-247021

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1” and 2” USR, USRAC, USRH Ball Valves
1-2 USR
,

E-247037A

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Threaded Vacuum Relief Valve
VRV-C
,

E197016A

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Flanged Vacuum Relief Valve
FVRV-C
,

E197017A

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75 psig Pressure Relief Valve, SS
SRV-1075B
,

PRD-207032

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75 psig Pressure Relief Valve, CS
SRV-1075A
,

PRD-207033

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Safety Relief Valve
SRV-I-165D
,
SRV-I-165D
,
SRV-I-165D
,
SRV-I-165D
,

PRD-227005A

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75 psi Pressure Relief Valve High Flow (21,272 SCFM)
SRV-1075C
,

PRD217038

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Safety Relief Valve
SRV-I-225E
,

PRD227006

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Safety Relief Valve
SRV-I-247F
,

PRD227007

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Safety Relief Valve
SRV-I-280.5G
,

PRD227008

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Safety Relief Valve
SRV-I-300H
,

PRD227009

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Safety Relief Valve
SRV-I-330I
,

PRD227010

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