SERIES G18
TUBULAR GLASS GASKETS (GASKETS FOR TUBULAR GAUGES)
Largest selection of gauge glass gasket sizes available
See matrices for sizes, including sample gasket kits
| Style | Material | Type | Temp. Rating °F | Steam | Gasket Color | Identification Stripe for Black Square Cut Gaskets | Available Sizes |
|---|---|---|---|---|---|---|---|
| 551 | EPDM | Marvel Lip-Mold | 300 | Yes | Black | - | sizes |
| 552 | Neoprene | Square Cut | 250 | No | Black | White | sizes |
| 553 | Graphite | Square Cut | 425 | Yes | Dark Gray | - | sizes |
| 556 | PTFE | Soft Woven | 425 | No | White | - | sizes |
| 576 | Fluorocarbon (Viton®) | Square Cut | 400 | No | Black or Brown | Red | sizes |
| 577 | EPDM | Square Cut | 280 | Yes | Black | Yellow | sizes |
| 584 | Solid PTFE | (2-piece) | 425 | Yes | White | - | sizes |
| 591 | Brass | Washer | 400 | Yes | Brass | - | sizes |
How To Order a Gasket
Viton® is a registered trademark of THE CHEMOURS COMPANY FC, LLC
Stop leaks now! The Butler Bevel Seal seals where no others will.
Style 584 – Butler Bevel Seal
- Our PREMIUM Gasket for STEAM/WATER service and other multipurpose applications that require sealing to be an absolute priority
- Prevents steam leakage that causes cloudiness and erosion on the outside of the gauge glass
- Reduces maintenance, glass and gasket replacement costs
- Sold as a kit, 2-piece gasket for the upper valve and a 2-piece gasket for the lower valve
- Order here
| Style | For Glass OD | Gasket | Fits intoJohn C. Ernst Valve Sets | |
| ID in Inches | OD in Inches | OD inInches | ||
584-1 584-2 584-3 584-5 | 5/8” 5/8” 5/8” 5/8” | 5/8” 5/8” 5/8” 5/8” | 0.860 0.900 0.960 1.080 | None 408-04, 409-04, 436-04 414-04, 415-04, 426-04, 446-04 454-04, 456-04 |
584-6 584-7 584-9 | 3/4” 3/4” 3/4” | 3/4” 3/4” 3/4” | 0.960 0.900 1.130 | 414-05, 415-05, 426-05, 446-05 408-05, 409-05, 436-05 454-05, 454-06, 456-05, 456-06 |
Packing Gland required for Butler Bevel Seal
Application Notes
- Steam Service: As stated above
- Vacuum Service: Based on valves and gasket. Please contact us.
- Compatibility: Before ordering, verify that the gaskets are compatible with the design, media(s), cleaning solutions, and the environment of the application and future applications. The John C. Ernst Co. does not make compatibility recommendations. Compatibility determinations, corrosion or otherwise, are the responsibility of the user.
WARNING: This product can expose you to certain chemicals, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov