EFC International
EFC International
1940 Craigshire St. Louis,
MO 63146-4008
Phone: 1 314.434.28881
Contact: www.efc-intl.com/contact
Website: www.efc-intl.com
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EFC International offers Nylon Liquid Tight Lock Nuts in three Trade styles - Metric, NPT, and PG. Parts on this page are PG parts.

These Nylon Liquid Tight Lock Nuts are designed to be used with our Nylon Liquid Tight Fittings.
PG Thread Series Nylon Liquid Tight Locknuts®
Unit of Measure
1 

Item #

Item Name

Temperature Index

Material Thickness (Decimal)

Wrench Flats

20630001-A030I N/A PG Thread Series 0.75 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.218 in5.50 mm N/A 0.750 in19.10 mm
20630002-A070I N/A PG Thread Series 0.75 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.218 in5.50 mm N/A 0.750 in19.10 mm
20708006-A030I N/A PG Thread Series 0.859 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.218 in5.50 mm N/A 0.859 in21.80 mm
20630004-A070I N/A PG Thread Series 0.859 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.218 in5.50 mm N/A 0.859 in21.80 mm
20630005-A030I N/A PG Thread Series 0.937 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.218 in5.50 mm N/A 0.937 in23.80 mm
20630005-A070 N/A PG Thread Series 0.937 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.218 in5.50 mm N/A 0.937 in23.80 mm
20630007-A030I N/A PG Thread Series 1.062 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.250 in6.40 mm N/A 1.062 in27.00 mm
20708008-A07I N/A PG Thread Series 1.062 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.250 in6.40 mm N/A 1.062 in27.00 mm
70007901 N/A PG Thread Series 1.171 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.250 in6.40 mm N/A 1.171 in29.70 mm
70007901-A070 N/A PG Thread Series 1.171 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.250 in6.40 mm N/A 1.171 in29.70 mm
20300028-A03I N/A PG Thread Series 1.406 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.281 in7.10 mm N/A 1.406 in35.70 mm
20300028-A070 N/A PG Thread Series 1.406 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.281 in7.10 mm N/A 1.406 in35.70 mm
20300317-A030 N/A PG Thread Series 1.812 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.281 in7.10 mm N/A 1.812 in46.00 mm
20300317-A070 N/A PG Thread Series 1.812 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.281 in7.10 mm N/A 1.812 in46.00 mm
20301498-A03 N/A PG Thread Series 2.244 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.281 in7.10 mm N/A 2.244 in56.90 mm
20301499-A07 N/A PG Thread Series 2.244 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.281 in7.10 mm N/A 2.244 in56.90 mm
20301500-A03 N/A PG Thread Series 2.75 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.320 in8.10 mm N/A 2.750 in69.90 mm
20301501-A07 N/A PG Thread Series 2.75 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.320 in8.10 mm N/A 2.750 in69.90 mm
20301502-A03 N/A PG Thread Series 2.835 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A 125 ºC N/A 0.375 in9.50 mm N/A 2.835 in72.00 mm
20301503-A07 N/A PG Thread Series 2.835 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A 125 ºC N/A 0.375 in9.50 mm N/A 2.835 in72.00 mm
Unit of Measure
1