“Stay Connected”
with
®
Liquid Tight Conduit, Tubing & Fittings
Heyco-Flex Quick Twist Conduit Fittings
™
For use with Heyco-Flex
™
I and II Conduit and Tubing
Straight-Thru, Snap-In and NPT Hubs
•
One-piece solution with smooth
internal surfaces provides for
easier wire routing, protection,
and installation.
•
Easy, permanent assembly: the
installer twists the tubing over the
connector ferrule.
•
Unique locking fingers accommodate
various panel thicknesses.
•
All nylon construction is resistant to
salt water, weak acids, gasoline,
alcohol, oil, grease, and common
solvents. (This feature is not assessed
by UL certification and testing.)
•
Suitable for a wide array of electrical
applications:
–
Commercial and Industrial HVAC
Systems
–
Motorized Equipment
–
Enclosed Power Sources
–
Garage Door Openers
–
Major Appliances
•
Finishing collars available to neaten
rough cut tubing ends.
•
Assembly Tool available for
assembling Quick Twist Fittings into
HF1 and HF2 Conduit and Tubing
(see page 2-14)
Snap-In Hubs
•
Snap-in Fittings are UL recognized for
use with Heyco-Flex II Tubing.
•
Suitable for dry location only.
NPT Hubs
•
NPT threaded fittings are UL approved
for use with Heyco-Flex I & II Conduit
and Tubing.
•
If using a tapped hole, Teflon® tape is
needed on the threads of the
connector, for all other applications an
O-ring and Locknut are needed to
attain liquid tight.
•
Locknuts not included.
To order nylon
or metal locknuts separately, see
pages 2-17 and 2-18.
•
See page 2-20 for O-Rings.
FITS
PART NO.
TUBING
TRADE Black Black w/ Gray
SIZE
Finishing
Collar*
DESCRIPTION
A
Mounting
Hole Dia.
in.
mm.
PART DIMENSIONS
B
C
D
E
Overall
Body
Wrenching Nut
Length
Length
Thickness Flat Size
in.
mm.
33,8
35,0
38,0
in.
.34
.39
.39
mm.
8,7
9,9
9,9
in.
.09
.09
.09
mm.
2,3
2,3
2,3
in.
mm.
Snap-In Hubs - For use with Heyco-Flex II Tubing
1/4
3/8
1/2
3/4
8515
8485
8490
8495
–
8485FC
8490FC
8495FC
8516
8486
8491
8496
HFC 1/4-S-Twist .540 13,7 1.33
HFC 3/8-S-Twist
.875 22,2 1.38
HFC 1/2-S-Twist
HFC 3/4-S-Twist 1.109 28,2 1.50
™
™
.75 19,1
1.00 25,4
1.25 31,8
NPT Hubs - For use with Heyco-Flex I and II Conduit and Tubing
1/4
3/8
1/2
3/4
8517
8487
8493
8497
–
8487FC
8493FC
8497FC
8518
8488
8494
8498
HFC 1/4-Twist
HFC 3/8-Twist
HFC 1/2-Twist
HFC 3/4-Twist
.540 13,7 1.56
.875 22,2 1.72
1.109 27,8 1.84
39,6
43,7
46,7
.47
.63
.63
11,8
15,9
15,9
.20
.20
.20
5,1
5,1
5,1
.75 19,1
1.18 30,0
1.37 34,8
Standard colors black and gray.
*Collar not assembled.
B
C
D
.075 (1,9mm)
.045 (1,1mm)
A
E
Panel
Thickness
Range
.105 (2,7mm)
.140 (3,6mm)
Mounting Hole
Snap-In Hub
B
C
D
E
NPT Hub
SU
FOR
Heyco-Flex Quick Twist Finishing Collars
™
For use with Heyco-Flex
™
I and II Conduit
FITS CONDUIT/
TRADE SIZE
3/8
1/2
3/4
PART NO.
Black
8474
8475
8476
Gray
8482
8483
8484
HFC TWIST 3/8 COLLAR
HFC TWIST 1/2 COLLAR
HFC TWIST 3/4 COLLAR
DESCRIPTION
Standard colors black and gray. Consult Heyco for other colors. (Not available in 1/4˝).
Material
Certifications
Nylon 6/6
Recognized under the Component Program of Underwriters’ Laboratories
File E121095 (Snap-in Hubs)
UL Listed under Underwriters’ Laboratories File E28430 (NPT Hubs)
94V-2
-22°F (-30°C) to 221°F (105°C)
Flammability Rating
Temperature Range
2-13
1-800-526-4182 • 732-286-1800 (NJ) • FAX: 732-244-8843 • www.heyco.com