Glycerine Gauges:

Dial size:
21/2" (63 mm), 4" (100 mm).

Case material:
Steel with black coated / plastic / stainless steel.

Tube & socket:
Brass or S.S.

Movement:
Brass or S.S.

Connection:
Black, bottom, back, pannel mounting (All dail size).

Pressure range:
(All dial size)
upto 6000 PSI or upto 420 Bar.

Vacuum range:
0 to -760 mmHg, 0 to -30 in Hg. 0 to -1 Bar.

Lens:
Acrylic or Glass.

Pointer:
Alluminium black painted.

Thread:
1/4" or 1/8", 3/8" or 1/2" NPT or BSP.

Accuracy:
As per IS : 3624 Class II or as per : ANSI (+-3-2-3%).