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Heyco®-Tite Liquid Tight Romex®
and Other Oval Hole Connectors

Straight-Thru, NPT Hubs with Integral Sealing Ring

For Romex® NM-B and UF-B Cables. For use in clearance or threaded holes, electrical conduit couplings and adapters.

The Ultimate in Liquid Tight Strain Relief Protection

  • Part Numbers and Specifications
  • Features
WILL FIT THESE CABLES PART NO. DESCRIPTION UL logo PART DIMENSIONS
Romex®
Type
AWG/
Conds.
Approximate
Size
Black
with
Assembled
Steel Lcknt
A
Clearance Hole
Hole Dia.
B
Max O.A.
Length
C
Thread
Length
D
Wrenching Nut
Thickness
E
Wrenching Nut
Flat Size
in. mm. in. mm. in. mm. in. mm. in. mm. in. mm.

Romex® Connectors - assembled steel locknuts included

NM-B 14/2 .19 x .39 4,9 x 9,9 M3231GZA* LTCG 1/2 UL logo .875 22,2 1.70 43,2 .61 15,5 .21 5,3 .98 24,9
M3234GZA LTCG 3/4 - 1.040 26,4 2.00 50,8 .62 15,7 .25 6,4 1.30 33,0
NM-B 12/2 .21 x .42 5,3 x 10,7 M3231GZB* LTCG 1/2 UL logo .875 22,2 1.70 43,2 .61 15,5 .21 5,3 .98 24,9
M3234GZB LTCG 3/4 UL logo 1.040 26,4 2.00 50,8 .62 15,7 .25 6,4 1.30 33,0
UFB 14/2 .18 x .35 4,5 x 8,9 M3234GZE LTCG 3/4 - 1.040 26,4 2.00 50,8 .62 15,7 .25 6,4 1.30 33,0
12/2 .19 x .42 4,8 x 10,7 M3234GZF LTCG 3/4 UL logo
14/3 .19 x .63 4,8 x 16,1 M3234GZG*

Other Oval Hole LTCGs - locknuts not included

n/a n/a .45 x .21 11,4 x 5,3 M3234GZK LTCG 3/4 - 1.040 26,4 2.00 50,8 .62 15,7 .25 6,4 1.30 33,0
.31 x .19 7,9 x 4,8 M3234GZM LTCG 3/4
n/a n/a .69 x .19 17,5 x 4,8 M8437GZH LTCG 1 - 1.326 33,7 2.41 61,2 .76 19,3 .30 7,6 1.73 43,9

Standard color black.
*SA logo Certified by Canadian Standard Association for NMD-90 wire - File 93876.

  • Multiple gland sizes for 12/2 through 14/3 Romex® NM-B and UF-B cable. Consult Heyco for additional cable sizes.
  • Hub sizes for 1/2 NPT and 3/4 NPT electrical knock-outs or threaded couplings. Consult Heyco for PG and Metric threaded hubs.
  • Ratchet design of sealing nut assembly provides superior anti-vibration protection and ensures a firm grip on this cable.
  • Integral Sealing Ring ensures a superior seal at mounting locations every time.
  • All nylon construction with TPE sealing gland resists salt water, weak acids, gasoline, alcohol, oil, grease, and common solvents. (This feature is not assessed by UL.)
  • Assembled Metal Locknuts INCLUDED.

QuickSpecs

Material   Nylon 6/6 with TPE Sealing Gland
Certifications UL logo Listed under Underwriters' Laboratories File E103540
Flammability Rating   94V-2
Temperature Range   Static -40°F (-40°C) to 239°F (115°C)
Dynamic -4°F (-20°C) to 212°F (100°C)
IP Rating   IP 68
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