Pressure Gauges | De-Mar Inc.

Large inventory of pressure gauges in Overland Park, KS with additional ability to ship any other style same day!
Knowledge and experience with all manufactures part numbers and specifications.
Ability to cross and supply all manufacturers of pressure gauges: Ashcroft, Dickson, Marsh, Marshall, McDaniel, Miljoco, NoShok, Precision Instruments, Trerice, U.S. Gauge, Weksler, Weiss, and Wika.

Trerice 600C and 450B contractor pressure gauges stock in Overland Park, KS.
600C pressure gauge with 4 ½ dial, cast aluminum case, 1% full scale accuracy, and ¼” NPT brass connection available from stock.
450B pressure gauge with 4 ½ dial, phenolic case, ± 0.5% full scale accuracy, and ¼” NPT brass connection available from stock. On site glycerine fill available. Stainless steel connection and ½” NPT options available from factory.
Call for same day shipment, delivery, or pick-up for your job!

Trerice 600C and 450 Pressure Gauge

Local and factory stock , black steel case utility style pressure gauges.
Black steel case. Bronze tube, socket, and internals. Plastic lens standard. 3-2-3% accuracy.
1 ½”, 2″, 2 ½”, 3 ½”, 4″ dial sizes available in stem mount, back mount, u-clamp mount, and front flange mount.
⅛” NPT and ¼” NPT connections available based on dial size.
ABS case and special dial artwork also available. Quantity OEM discounts available!

Precision Instrument 102D Pressure Gauge

Local and factory stock, liquid filled and dry, stainless steel case pressure gauges.
Stainless steel case. Bronze tube, socket, and internals. Plastic lens standard.
Accuracy – 1 ½” and 2″ dial 3-2-3%, 2 ½” dial 1.5%, 4″ dial 1%.
1 ½”, 2″, 2 ½”, 3 ½”, 4″ dial sizes available in stem mount, back mount, u-clamp mount, and front flange mount.
⅛” NPT and ¼” NPT connections available based on dial size.
Glycerine fill standard with Silicone fill as an available option. Special dial artwork also available. Quantity OEM discounts available!

Precision Instrument 201L Pressure Gauge

Local and factory stock, liquid filled and dry, all stainless steel case pressure gauges.
Stainless steel case. 316 stainless steel tube and socket. Plastic lens standard.
Accuracy – 1 ½” and 2″ dial 3-2-3%, 2 ½” dial 1.5%, 4″ dial 1%.
1 ½”, 2″, 2 ½”, 3 ½”, 4″ dial sizes available in stem mount, back mount, u-clamp mount, and front flange mount.
⅛” NPT and ¼” NPT connections available based on dial size.
Glycerine fill standard with Silicone fill as an available option. Special dial artwork also available. Quantity OEM discounts available!

Precision Instrument 314L Pressure Gauge

Large inventory of industrial pressure gauges from factory.
All case styles available: stainless steel, Phenolic safety case, black aluminum case, and forged brass.
4″, 4 ½”, 6″, 8 ½” dial sizes available. ¼” NPT and ½” NPT connections available.
Low pressure gauges, boiler style wall mount, altitude gauges, test gauges, and digital pressure gauges available from stock!

Trerice 500X Pressure Gauge

All available case style options stock in Overland Park, KS in Rg: 30″ Hg to 150 PSI w/ corr F and Rg: 30″ Hg to 300 PSI w/ corr F.
All stainless construction 2 ½” and 4″ dial, 1.5% accuracy, Silicone filled, 316 stainless steel internals ¼” NPT lower connection.
Black aluminum case in 4 ½” dial with hinged ring front flange design , 0.5% accuracy, dry, 316 stainless steel internals ¼” NPT lower back connection.
Stainless steel case in 6″ dial with front flange design , 1% accuracy, dry, 316 stainless steel internals ¼” NPT lower back connection.
Aluminum case in 8 ½” dial with wall mount design, 1% accuracy, dry, 316 stainless steel internals ¼” NPT lower back connection.
Special dial artwork available for private labeling of ammonia OEMs and contractors.
Visit our website www.ammoniapressuregauges.com for additional information.

Ammonia Pressure Gauge

Factory stock of diaphragm seals. All diaphragm assemblies are mounted with a pressure gauge, tested, and securely shipped.
Process connections are available in: threaded-NPT, flange mounted, in-line threaded, saddle welded, sanitary, and drop-in welded.
Standard size or Mini-seal available. Clean-out or flushing design.
Diaphragm and process housing material offered in: 304 stainless steel, 316 stainless steel, Carpenter 20, Hastelloy B, Hastelly C-276, Monel, Nickel, polypropylene, PVC, Teflon, Tantalum, and Viton.
We offer the ability to factory assemble the pressure gauge and diaphragm for same day shipment! Call for price quote and availability!

Pressure Gauge and Diaphragm Assemblies

Midwest’s largest inventory of brass pressure gauge accessories.
Needle valves and gauge cocks stocked in ¼” NPT brass. FNPT and MNPT connection options available. Stainless steel and carbon steel needle valves available from factory.
Pressure snubbers in brass and 303 stainless steel. ¼” NPT and ½” NPT for: air, gasoline, steam, water, light oils, lubricating, and heavy oils.
Impulse dampeners to improve readability and protect pressure gauge mechanisms. Brass, 303 stainless steel, and 316 stainless steel in ¼” NPT and ½” NPT.
Test plugs(Pete’s plugs) stock in Overland Park, KS in ¼” NPT and ½” NPT. Nordel and Neoprene core. Brass extensions also stocked for thicker pipe insulation.
Steam coil syphons stock. Schedule 40 with 180 degree coil, ¼” NPT and ½” NPT in: brass, iron, and stainless steel. Schedule 80 and 90 degree coil options available from the factory.
Call for same day shipment, delivery, or pick-up for your job!

Needle Valves, Gauge Cocks, Pete’s Plugs, and Snubbers

Coil Syphons