Product Brochure
www.tnb.com
United States
Tel: 901.252.8000
800.816.7809
Fax: 901.252.1354
Technical Services
Tel: 888.862.3289
B-166
Pipe Straps, Conduit Clamps and Hangers
Metal Framing & Cable Tray — Superstrut
®
Metal Framing System
Recommended for attachment to the bottom of beams when little or no pipe
movement is expected. C-780 W/HWB is recommended for attachment to
the bottom of beams, when pipe movement is expected. A bolt and nut or
pin is supplied. A pin with cotters is normally supplied for rod sizes over 1".
C-780
H
E
S
C
E1
R
S
C
Rod Size A
Structure Attachments
C-780 W/OB, C-780 W/HWB — Welded Beam Attachment
CAT. NO.
ROD
SIZE
(IN.)
MAX. LOAD (LBS.)
650° F/
343° C
BOLT OR
PIN SIZE (IN.)
C
(IN.)
ROD TAKEOUT
C-780 W/OB
E (IN.)
ROD TAKEOUT
C-780 W/HWB
E1 (IN.)
H
(IN.)
R
(IN.)
S
(IN.)
WT. EACH (LBS.)
C-780 W/OB
W/O B&N
C-780 W/HWB
W B&N
C-780-3/8
3
⁄8 610
1
⁄2 2
7
⁄8 1
7
⁄8 2
9
⁄16
7
⁄8 1
1
⁄4 .96 1.20
C-780-1/2
1
⁄2 1,130
5
⁄8 2
7
⁄8 1
3
⁄4 2
11
⁄16
7
⁄8 1
1
⁄4 .96 1.20
C-780-5/8
5
⁄8 1,810
3
⁄4 2
7
⁄8 1
3
⁄4 2
13
⁄16
7
⁄8 1
1
⁄4 .96 1.60
C-780-3/4
3
⁄4 2,710
7
⁄8 3
1
⁄8 1
1
⁄8 2 1
15
⁄16 1
1
⁄8 2
1
⁄8 1.90 2.80
C-780-7/8
7
⁄8 3,770 1 4
1
⁄4 2
5
⁄8 3 1
1
⁄8 1
1
⁄4 2
1
⁄8 2.50 3.90
C-780-1 1 4,960 1
1
⁄8 4
1
⁄2 3 3
1
⁄2 1
1
⁄4 1
1
⁄2 2
7
⁄8 4.30 6.30
C-780-1-1/4 1
1
⁄4 8,000 1
3
⁄8 5 2 3 1
1
⁄2 2 3 8.10 10.20
C-780-1-1/2 1
1
⁄2 11,600 1
5
⁄8 5
1
⁄2 2
1
⁄2 4 1
3
⁄4 2
1
⁄2 3 15.60 19.00
C-780-1-3/4 1
3
⁄4 15,700 1
7
⁄8 7
3
⁄4 2
3
⁄4 5 2 2
3
⁄4 3
3
⁄4 18.70 24.20
C-780-2 2 20,700 2
1
⁄4 8
1
⁄4 N/A 5 2
3
⁄8 3
1
⁄4 3
3
⁄4 — 30.60
C-780-2-1/4 2
1
⁄4 27,200 2
1
⁄2 9
3
⁄4 N/A 6
1
⁄4 2
5
⁄8 3
1
⁄2 3
3
⁄4 — 36.80
C-780-2-1/2 2
1
⁄2 33,500 2
1
⁄2 9
3
⁄4 N/A 6
1
⁄4 2
7
⁄8 3
3
⁄4 3
3
⁄4 — 39.70
C-780-2-3/4 2
3
⁄4 41,580 3 9
3
⁄4 N/A 5
3
⁄4 3
1
⁄8 4 3
3
⁄4 — 39.70
C-780-3 3 50,580 3
1
⁄4 10
1
⁄4 N/A 6
1
⁄4 3
3
⁄8 4 3
3
⁄4 — 49.00
C-780-3-1/4 3
1
⁄4 71,280 3
1
⁄2 11
1
⁄2 N/A 7 3
5
⁄8 4
1
⁄2 4
1
⁄4 — 67.60
C-780-3-1/2 3
1
⁄2 71,280 3
3
⁄4 12 N/A 7
1
⁄2 3
7
⁄8 4
1
⁄2 4
1
⁄4 — 79.30
• Compliance: Federal Specification
A-A-1192A Type 22, MSS SP-69
Type 22 and BSPSS-BS3974
• Material: Carbon Steel
• Finish: Standard Finish – GoldGalv
®
,
Black (add suffix “-B”), Electro-
Galvanized (add suffix “-EG”)
• Ordering: Specify catalog number,
rod size and finish.
.................................... Specifications ...................................