1/4" ARO 210 (Type A) vs Nitto / Japan type (Hi-Cupla): specs compared

Updated 05 September 2026.

6
specs differ

1/4" ARO 210 (Type A) and Nitto / Japan type (Hi-Cupla) differ on 6 specs: interchange, body size, port thread options, rated pressure, typical port thread, origin.

Spec1/4" ARO 210 (Type A)Nitto / Japan type (Hi-Cupla)
InterchangeARO 210 (Parker 50, Hansen 210, Tomco 100, Foster 210, Dixon DC37)Nitto / Japan type (Hi-Cupla; interchanges with Cejn 314/315, Rectus 13)
Body size1/4 inch body, ports in 1/8, 1/4 and 3/8 inch1/4 inch (20-series body)
Port thread optionsR (BSPT), G (BSPP) or N (NPT)
Rated pressure300 psi working, 3000 psi min burst (coupler)
Typical port thread1/4 BSP (PT) or 1/4 NPT
OriginNitto Kohki, Japan; standard on Japanese air tools

Questions and answers

How do 1/4" ARO 210 (Type A) and Nitto / Japan type (Hi-Cupla) compare?

1/4" ARO 210 (Type A) and Nitto / Japan type (Hi-Cupla) differ on 6 specs: interchange, body size, port thread options, rated pressure, typical port thread, origin.

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