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 Locknuts in three trade styles - metric, NPT, and PG.
NPT Series Nylon Liquid Tight Locknuts®
Unit of Measure
1 

Item #

Item Name

Color

Wrench Flats

Thickness (Decimal)

20301044-A03 N/A NPT Series 0.748 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 0.748 in19.0 mm N/A 0.265 in6.7 mm
20301044-A07 N/A NPT Series 0.748 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 0.748 in19.0 mm N/A 0.265 in6.7 mm
20708001-A030I N/A NPT Series 1.058 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 1.058 in26.9 mm N/A 0.265 in6.7 mm
20708001-A070I N/A NPT Series 1.058 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 1.058 in26.9 mm N/A 0.265 in6.7 mm
20708002-A03I N/A NPT Series 1.058 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 1.058 in26.9 mm N/A 0.265 in6.7 mm
20708002-07I N/A NPT Series 1.058 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 1.058 in26.9 mm N/A 0.265 in6.7 mm
20652009-A030I N/A NPT Series 1.312 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 1.312 in33.3 mm N/A 0.265 in6.7 mm
2070814-A070I N/A NPT Series 1.312 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 1.312 in33.3 mm N/A 0.265 in6.7 mm
20301366-A03 N/A NPT Series 1.605 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 1.605 in40.8 mm N/A 0.265 in6.7 mm
20708015-A070I N/A NPT Series 1.605 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 1.605 in40.8 mm N/A 0.265 in6.7 mm
20301048-A03 N/A NPT Series 1.968 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 1.968 in50.0 mm N/A 0.281 in7.1 mm
20301048-A07 N/A NPT Series 1.968 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 1.968 in50.0 mm N/A 0.281 in7.1 mm
20301504-A03 N/A NPT Series 2.735 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 2.735 in69.5 mm N/A 0.320 in8.1 mm
20301504-A07 N/A NPT Series 2.735 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 2.735 in69.5 mm N/A 0.320 in8.1 mm
20301505-A03 N/A NPT Series 2.835 Inch (in) Wrench Flats Nylon Liquid Tight Black Locknut® N/A Black N/A 2.835 in72.00 mm N/A 0.375 in9.5 mm
20301505-A07 N/A NPT Series 2.835 Inch (in) Wrench Flats Nylon Liquid Tight Gray Locknut® N/A Gray N/A 2.835 in72.00 mm N/A 0.375 in9.5 mm
Unit of Measure
1