NO. 435 Master Proving Gauge    
For checking the No. 405 Series Universal Sand Strength Machine. Includes gauge, ball support post and special ball stud.
Specifications:

Range: 0-520 psi (0-36.55 kg/cm2) (0-3585 kPa)

Net Weight: 5 lb (2.2 kg)

NO. 435-A Master Proving Gauge    
For checking the No. 612 series (Spring loaded models) Tensile Testers. Accessory includes adaptor.
Specifications:

Range: 0-1,200 psi (0-84.36 kg/cm2) (0-8274 kPa)

Net weight: 5 lb (2.2 kg)

NO. 435-B Master Proving Gauge    
For checking the No. 612-A series (Dead weight models) Tensile Testers.
Specifications:

Range: 0-1,200 psi (0-84.36 kg/cm2) (0-8274 kPa)

Net weight: 5 lb (2.2 kg)