Couplings and Accessories
®
(For Threaded Rigid Metal Conduit and Intermediate Metal Conduit)
674 Series
675AL Series
With an ERICKSON® coupling, a conduit run may be
completed when neither conduit can be turned. A
conduit run may also be broken without taking down the
whole run. Conduit joined with ERICKSON® Couplings
is rigid and in line and vibration will not loosen the
connections. Malleable iron.
Standard Material
674 Series
Bushing & Case............................ Malleable Iron
Ring..................................Steel & Malleable Iron
Application
• To couple and effectively bond threaded
ends of rigid metal conduit/intermediate
metal conduit where neither length of
conduit can be rotated
Features
•Malleable iron/steel/copper-free
aluminum construction
•Free fitting threads ensure easy assembly
• Permits conduit coupling
without rotating either conduit
Bushing & Case.................................. Aluminum
A
Ring................................................... Aluminum
Standard Finish
674 Series: Electro Zinc Plated & Chromate
Coated
Dimensions (in.)
Cat.
No.
Alum.*
CAT. No.
Size
A
B
Federal Specification A-A-50553
674
675
676
677
678
679
680TB
681
682
683
684
685
686
687
—
675AL
676AL
677AL
678AL
679AL
680AL
681AL
682AL
683AL
684AL
685AL
686AL
687AL
⁄8"
1
⁄2"
3
⁄4"
1"
11⁄4"
11⁄2"
2"
21⁄2"
3"
31⁄2"
4"
41⁄2"
5"
6"
11⁄8
115⁄32
19⁄16
129⁄32
23⁄8
25⁄8
37⁄32
331⁄32
47⁄16
5
51⁄2
61⁄4
625⁄32
8
11⁄8
11⁄4
113⁄32
15⁄8
113⁄16
131⁄32
27⁄32
211⁄16
229⁄32
3
33⁄16
315⁄32
33⁄4
41⁄32
Federal Standard H-28 (Threads)
*Copper-Free Aluminum
U L Listed and CSA Certified
concrete-tight.
UL File No. E-23018
CSA File No. 2884
675AL Series: Degreased
Range
⁄8" thru 6" Conduit (malleable iron)
3
⁄2" thru 6" Conduit (aluminum)
1
All straight pipe threads (NPS)
•Provides rigid in-line coupling
with high-quality grounding;
will not loosen under vibration
Listings/Compliances
•Suitable for concrete-tight application
CSA C22.2 No. 18
•Capable of carrying ground fault
currents up to 10,000 amps RMS
(1⁄2" through 11⁄2" size) and up to
20,000 amps RMS (2" and above)
(duration of fault current three cycles)
(674 series tested)
B
675AL Series
UL 514B
NEMA FB1
NFPA 70-1999 (ANSI)
Raintight
3
Conduit & Fittings — T&B® Rigid Fittings
Threaded Erickson Three-Piece Coupling
Split Couplings
T&B’s Split Coupling
is a simple method to
join threaded ­conduits
in retrofits or in snug
areas. Available in
1
⁄2" to 6".
•Ideal for retrofit installations
or in tight areas
•Fast installation
•Neoprene gasket provides
a concrete-tight seal
•Joins threaded conduit even when
the conduit can’t rotate
• Approved for direct burial
...................... Specifications...................
B
B
C
A
C
⁄2" and 3⁄4"
furnished
with one
screw
1
• Material: Malleable Iron
• Gasket: Neoprene
• Plating: Zinc Plated
• Standards: UL Standard
514B, NEMA FB-1
www.tnb.com
United States
Tel: 901.252.8000
800.816.7809
Fax: 901.252.1354
A
1" and 6"
furnished
with two
screws
Cat.
No.
SPCP50
SPCP75
SPCP100
SPCP125
SPCP150
SPCP200
SPCP250
SPCP300
SPCP350
SPCP400
SPCP500
SPCP600
Technical Services
Tel: 888.862.3289
trade
size
⁄2"
⁄4"
1"
11⁄4"
11⁄2"
2"
21⁄2"
3"
31⁄2"
4"
5"
6"
1
3
Dimensions (IN.)
A
B
C
Weight
per 100
2
25⁄16
25⁄8
31⁄16
35⁄16
313⁄16
45⁄8
55⁄16
61⁄16
69⁄16
81⁄16
91⁄4
11⁄4
11⁄2
113⁄16
23⁄16
27⁄16
27⁄8
39⁄16
41⁄8
413⁄16
53⁄8
69⁄16
75⁄8
11⁄4
11⁄4
15⁄8
15⁄8
115⁄16
2
31⁄16
31⁄8
31⁄4
37⁄16
37⁄8
43⁄16
34.4
39.4
60.0
75.0
112.5
112.5
275.0
300.0
425.0
500.0
900.0
1,300.0
E-59