Cut Sheet

Suitable for use in Class I, Division 2
Applications
• For use with liquidtight fl exible metal conduit where an external,
visible equipment bonding jumper is desired.
Features
• ST-L Series has plain throat.
• STB-L Series has insulated throat to protect against wire
damage.
• Unique long ferrule with more pronounced threads provides
over four times UL pull-out requirements.
• Ferrule provides maximum surface contact for better sealing
and a continuous, permanent, positive metal-to-metal ground.
• Adequately sized bonded lugs provide excellent grounding
continuity and allow for visible ground path inspection.
• Liquidtight/raintight/oiltight.
• Suitable for outdoor use.
• Full, machined tapered threads (NPT).
Standard Material/Finish
• 3/8" thru 1" straight: steel body and compression nut
• 1-1/4" thru 5" straight: malleable iron body and
compression nut
• 3/8" thru 4" 45° and 90°: malleable iron body
• 3/8" thru 1" 45° and 90° caps: steel
• 1-1/4" thru 4" 45° and 90° caps: malleable iron
• 3/8" thru 1" ferrule: steel
• 1-1/4" thru 4" ferrule: aluminum
• Steel: zinc electroplate
• Malleable iron: zinc electroplate, chromate and epoxy powder/
zinc electroplate
Certifications and Compliances
• UL Standard: 467
• UL Listed: E6581
• CSA Standard: C22.2 No. 18.3
• CSA Certifi ed: 065178
• NEMA: FB-1
Liquidtight ST Series Plain Throat and STB Series Insulated Throat Connectors
And External Grounding Lugs
For Liquidtight Flexible Metal Conduit
STD Conduit Thread Size
Flexible Conduit Size
(Inches)
NPT
Size
3/8 1/2
1/2 1/2
3/4 3/4
11
1-1/4 1-1/4
1-1/2 1-1/2
22
2-1/2 2-1/2
33
3-1/2 3-1/2
44
55
Dimensions
A
C
B
A
C
D
B
A
C
D
B
Commercial Products
COMMERCIAL PRODUCTS: LIQUIDTIGHT CONDUIT FITTINGS
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© January 2011
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