Gauge] Metal Case with Level Gauge, Bowl Guard: No, Size of Body: 40, Accessory: None, O-Ring, Gasket Material: NBR, Drain Outlet: With drain cock, Pressure Unit: Name plate and bowl caution plate units: psi, ºF, Custom-made Specifications: None, Element length: 250, Element type: Fiber, Element materials: Polypropylene, Element seal materials: Non asbestos, Pressure gauge accessories: G46

However, a nylon cover is available for some pressure gauges (G36-L and G46-L) depending on the operating environment.

The G36-L, G46-L, G53-L, and G63-L pressure gauge catalogs can be found here.

Pressure Gauge For Clean Regulator / With Limit Indicator G46-SRA/B Series that uses air or water as the operating fluid.FeaturesIndication precision ±3% F.S. (full span).· Processing Oil/Water-free.

Pressure Gauge For General Purpose With Limit Indicator G46/GA46 Series that has a brass Bourdon tube.Features· Fluid: air.· Indication precision: ±3% F.S. (full span).

SMC offers a variety of pressure gauges including general purpose, oil-free/external parts copper-free with limit indicator, clean series and a pressure gauge with a pressure switch.  Pressure ranges vary from 0 to 1.5MPa, depending on the selected gauge.  Panel mounting is possible.General purpose gauge w/limit indicator , Back or vertical side thread , Indication precision: ±3% F.S. (full

Type: General-Purpose/Standard Pressure Gauge, Maximum Indicated Pressure(Mpa): 0.2, Outer Diameter(φ): 42.5, Shape: Back side thread, Maximum Indicated Pressure: 0.2 MPa, Connection screw: R 1/4, Option: None, Size: 42.5, Transparent cover material: Polycarbonate, Special Configurations: None, Attachment: Without cover ring assembly, Unit Specifications: MPa

Type: General-Purpose/Standard Pressure Gauge, Maximum Indicated Pressure(Mpa): 0.2, Outer Diameter(φ): 42.5, Shape: Back side thread, Maximum Indicated Pressure: 0.2 MPa, Connection screw: R 1/4, Option: With M5 (female thread), Size: 42.5, Transparent cover material: Polycarbonate, Special Configurations: None, Attachment: Without cover ring assembly, Unit Specifications: MPa

Size: -, Display Pressure: -, Connection Thread: -, Clear Cover Material: -, Attachment: -, Option: -

Size: -, Display Pressure: -, Connection Thread: -, Clear Cover Material: -, Attachment: -, Option: -

Display Pressure: 0.4MPa, Connection Thread: R 1/8, Attachment: Clear Cover Removable, Wrench Tighten

Display Pressure: 1.0MPa, Connection Thread: R 1/8, Attachment: Clear Cover Removable, Wrench Tighten

Specifications: None, Display Pressure: -100 to 100 kPa, Connection Thread: R 1/8, Option: None, Attachment: Clear Cover w/Protrusion, is Removable, Wrench Flats Protrude

Specifications: Oil-free, External parts copper-free, Display Pressure: -100 to 0 kPa, Connection Thread: R 1/8, Option: None, Attachment: Clear Cover w/Protrusion, is Removable, Wrench Flats Protrude

Specifications: None, Display Pressure: -100 to 200 kPa, Connection Thread: R 1/8, Option: None, Attachment: Clear Cover w/Protrusion, is Removable, Wrench Flats Protrude

Type: Pressure Monitor, Sensor, Monitor Structure: Integrated, Output Method: Analog, Pipe Port Type: [Threads] Male thread, Plumbing Thread Type: [Rc (R)] R, Pressure Resistant(kPa): 100, Operating Temperature Range(°C): 18～28, Response Differential(kPa): ±3, Pipe Connection Direction: Back, Plumbing Thread Nominal: [1/8] 1/8, Rated Pressure Range(kPa): -100 to 0, Compatible Fluid: Air,

Display Pressure: 7 (0.7MPa), Connection Thread: 01 (R 1/8), Grade: SRB (General Degreasing, Production Line)

Display Pressure: 10 (1.0MPa), Connection Thread: 01 (R 1/8), Grade: SRA (Precision Cleaning, Clean Room M5.5)

Display Pressure: 10 (1.0MPa), Connection Thread: 01 (R 1/8), Grade: SRB (General Degreasing, Production Line)

Display Pressure: 4 (0.4MPa), Connection Thread: 01 (R 1/8), Grade: SRB (General Degreasing, Production Line)