Dial size:1.5"(40mm),2.0"(50mm),2.5"(63mm),4.0"(100mm)
Case: 304 stainless steel
Ring: 304 stainless steel crimpled ring or bayonet ring
Window: polycarbonate or tempered glass
Socket&connection: brass
Movement: brass
Pointer and dial: alumium
Bourdon tube: brass
Liquid: silicon or glycerin
Range: vacuum ,compound 0-6000psi
Accuracy: kl2.5 for 1.5" and 2.0", kl1.6 for 2.5",3.0",4.0"
Connection Entry: back connection
With U clamp
Thread:1/8”,1/4”,3/8”,1/2”
Scale: single scale or dual scale
Range: vacuum to 6000psi
Filling media: glycerin or silicon
