John C. Ernst Co, Inc.
John C. Ernst Co, Inc.
21 Gail Court
Sparta, NJ 07871-3438
USA

Toll Free: 888.943.5000
Phone: 973.940.1600
Fax: 973.940.1620
Email: sales@johnernst.com
Website: www.johnernst.com
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Series G18-576 Fluorocarbon Tubular Glass Gaskets
Unit of Measure
1 

Model #

Non-Steam Rating

Inside Diameter

Outside Diameter

Thickness

G18-576-IL_ N/A 400 ºF N/A 9/16 in N/A 3/4 in N/A 1/8 to 1-5/8 in
G18-576-IM_ N/A 400 ºF N/A 9/16 in N/A 13/16 in N/A 1/8 to 1-5/8 in
G18-576-IMD N/A 400 ºF N/A 9/16 in N/A 13/16 in N/A 1/4 in
G18-576-IME N/A 400 ºF N/A 9/16 in N/A 13/16 in N/A 5/16 in
G18-576-IMF N/A 400 ºF N/A 9/16 in N/A 13/16 in N/A 3/8 in
G18-576-IN_ N/A 400 ºF N/A 9/16 in N/A 7/8 in N/A 1/8 to 1-5/8 in
G18-576-IND N/A 400 ºF N/A 9/16 in N/A 7/8 in N/A 1/4 in
G18-576-INE N/A 400 ºF N/A 9/16 in N/A 7/8 in N/A 5/16 in
G18-576-INF N/A 400 ºF N/A 9/16 in N/A 7/8 in N/A 3/8 in
G18-576-ING N/A 400 ºF N/A 9/16 in N/A 7/8 in N/A 7/16 in
G18-576-IO_ N/A 400 ºF N/A 9/16 in N/A 15/16 in N/A 1/8 to 1-5/8 in
G18-576-IOD N/A 400 ºF N/A 9/16 in N/A 15/16 in N/A 1/4 in
G18-576-IOE N/A 400 ºF N/A 9/16 in N/A 15/16 in N/A 5/16 in
G18-576-IOF N/A 400 ºF N/A 9/16 in N/A 15/16 in N/A 3/8 in
G18-576-IOH N/A 400 ºF N/A 9/16 in N/A 15/16 in N/A 1/2 in
G18-576-IQ_ N/A 400 ºF N/A 9/16 in N/A 1-1/16 in N/A 1/8 to 1-5/8 in
G18-576-IR_ N/A 400 ºF N/A 9/16 in N/A 1-1/8 in N/A 1/8 to 1-5/8 in
G18-576-IT_ N/A 400 ºF N/A 9/16 in N/A 1-1/4 in N/A 1/8 to 1-5/8 in
G18-576-LN_ N/A 400 ºF N/A 23/32 in N/A 7/8 in N/A 1/8 to 1-5/8 in
G18-576-LNE N/A 400 ºF N/A 23/32 in N/A 7/8 in N/A 5/16 in
G18-576-LNF N/A 400 ºF N/A 23/32 in N/A 7/8 in N/A 3/8 in
G18-576-LNG N/A 400 ºF N/A 23/32 in N/A 7/8 in N/A 7/16 in
G18-576-LO_ N/A 400 ºF N/A 23/32 in N/A 15/16 in N/A 1/8 to 1-5/8 in
G18-576-LP_ N/A 400 ºF N/A 23/32 in N/A 1 in N/A 1/8 to 1-5/8 in
G18-576-LQ_ N/A 400 ºF N/A 23/32 in N/A 1-1/16 in N/A 1/8 to 1-5/8 in
G18-576-LR_ N/A 400 ºF N/A 23/32 in N/A 1-1/8 in N/A 1/8 to 1-5/8 in
G18-576-LS_ N/A 400 ºF N/A 23/32 in N/A 1-3/16 in N/A 1/8 to 1-5/8 in
G18-576-LT_ N/A 400 ºF N/A 23/32 in N/A 1-1/4 in N/A 1/8 to 1-5/8 in
Unit of Measure
1