All Stainless Steel Gauges

All Stainless Steel Gauges have Built-In Over-Range and Under-Range Protection. Reinforced Sector Improves Accuracy Over Life of Gauge.

Pressure Range is 3 - 15 PSI. Dial Scales: 0-100% linear; 0-10 square root; 0-100% and 0/10 square root dual scale. Contact us for price and delivery.


Accuracy: ±1% on 4". Gauges Come with Removable Stainless Steel Restrictor. Markings and graduations are in accordance with ASME B40.1-1998.

Case: AISI 304 Stainless Steel in 2-1/2" (63 mm), 4" (100mm), and 6" (150mm) sizes,

Case and socket welded together on 6" gauges.

Ring: AISI 304 Polished Stainless Steel, Bayonet Connection on 4" and 6" gauges.

Crimped on 2-1/2" gauges.

Window: Instrument glass.

Socket: AISI 316 Stainless Steel, TIG welded to the elastic element using 316 Stainless

Steel. High Range 4" and 6" gauges come with removable Stainless Steel Restrictor. No restrictor on 2-1/2".

Bourdon Tube: All Pressure Sensing Elements are AISI 316L Stainless Steel.

All 2-1/2" gauges less than 600 PSI, and 4" and 6" gauges less than 1000 PSI range use a C-tube configuration. All other gauges use a spiral tube.

Movement: Stainless Steel, Reinforced Stainless in 4" and 6" gauges only.

Pointer: Balanced black aluminum. Micrometer adjustable in 4" and 6" only.

Dial: White Aluminum with black markings per ASME B40.1-1998.

Accuracy: 1% F.S. for 4” and 6”, 1.5% for 2.5”


The options listed below are available at an additional cost. Please Contact us.

·             Laminated Safety Glass Crystal, $5 all sizes

·             Silicone fill, 6" only $24

·             1/2 FNPT to 1/4" MNPT bushing $12

·             Adjustable Set Point Pointer

·             Dual Scales & Custom scales