Cooper B-Line B3188, B3188C User Manual
Threaded Accessories
B3188 - Standard U-Bolt with 4 Hex Nuts (TOLCO Fig. 110)
B3188C - Standard Plastic Coated U-Bolt
Size Range: Size1/2" (15mm) thru 30" (900mm) pipe
Material: Steel
Function: Recommended for support, anchor or guide of pipe.
3
Approvals: Underwriters Laboratories Listed
Conforms to Federal Specification WW-H-171E & A-A-1192A, Type 24
and Manufacturers Standardization Society ANSI/MSS SP-69 & SP-58,
Type 24.
Maximum Temperature: 750°F
(399°C)
Finish: Plain. Contact B-Line for alternative finishes and materials.
Order By: Part number and finish. U-bolt can be furnished with longer
tangents “D” or with longer threads “E”. Consult factory.
Note: When furnished in Hot-Dip Galvanized finish, oversize
tapped hex nuts must be used.
B3188NS - Non-standard (NS) U-bolts are
available upon request. Specify dimensions
other than standard. B3188DI - For ductile
iron pipe.
/4" (20mm) thru 12" (300mm).
Design
Load 2
Design
Load 3
E
Design
Load 1
C
B
TL
D
A
Thread Size
Hex Nuts Included
TL
Thread Length
Accessories
Threaded
Pipe Size Thread Size Thread Length TL B
Part No.
B3188-1/2
B3188-3/4
B3188-1 1" (25)
B3188-11/4 11/4" (32)
B3188-11/2 11/2" (40)
B3188-2 2" (50)
B3188-21/2 21/2" (65)
B3188-3 3" (80)
B3188-31/2 31/2" (90)
B3188-4 4" (100)
B3188-5 5" (125)
B3188-6 6" (150)
B3188-8 8" (200)
B3188-10 10" (250)
B3188-12 12" (300)
B3188-14 14" (350)
B3188-16 16" (400)
in. (mm) in. (mm) in. (mm)
1
/2" (15)
3
/4" (20)
1
/4"-20 21/8" (54.0)
1
/4"-20 21/8" (54.0) 11/8" (28.6)
1
/4"-20 21/8" (54.0) 13/8" (34.9)
3
/8"-16 21/8" (54.0) 111/16" (42.9)
3
/8"-16 21/2" (63.5) 2" (50.8)
3
/8"-16 21/2" (63.5) 27/16" (61.9)
1
/2"-13 3" (76.2) 215/16" (74.6)
1
/2"-13 3" (76.2) 39/16" (90.5)
1
/2"-13 3" (76.2) 41/16" (103.2)
1
/2"-13 3" (76.2) 49/16" (115.9)
1
/2"-13 3" (76.2) 521/32" (143.6)
5
/8"-11 33/4" (95.2) 63/4" (171.4)
5
/8"-11 33/4" (95.2) 83/4 " (222.2)
3
/4"-10 4" (101.6) 107/8" (276.2)
7
/8"-9 41/4" (107.9) 127/8" (327.0)
7
/8"-9 41/4" (107.9) 141/8" (358.8)
7
/8"-9 41/4" (107.9) 161/8" (409.6)
15
/16" (23.8)
B3188-18 18" (450) 1"-8 43/4" (120.6) 181/8" (460.4)
B3188-20 20" (500) 1"-8 43/4" (120.6) 201/8" (511.2)
B3188-24 24" (600) 1"-8 43/4" (120.6) 241/8" (612.8)
B3188-30 30" (750) 1"-8 43/4" (120.6) 301/8" (765.2)
B3188C
Plastic Coated
All dimensions in charts and on drawings are in inches. Dimensions shown in parentheses are in millimeters unless otherwise specified.
231
Pipe Hangers & Supports
Threaded Accessories
B3188 - Standard U-Bolt with 4 Hex Nuts (TOLCO Fig. 110) cont.
C Tangent D E Approx. Wt./100
Part No. in. (mm) in. (mm) in. (mm) Lbs. (kg)
B3188-1/2 13/16" (30.2) 23/4" (69.8) 25/16" (58.7) 10 (4.5)
B3188-3/4 13/8" (34.9) 23/4" (69.8) 27/32" (56.3) 11 (5.0)
B3188-1 15/8" (41.3) 23/4" (69.8) 23/32" (53.2) 11 (5.0)
B3188-11/4 23/32" (53.2) 27/8" (73.0) 21/32" (51.6) 28 (12.7)
B3188-11/2 23/8" (60.3) 3" (76.2) 21/16" (52.4) 29 (13.1)
B3188-2 213/16" (71.4) 31/4" (82.5) 21/16" (52.4) 31 (14.0)
B3188-21/2 37/16" (87.3) 33/4" (95.2) 25/16" (58.7) 72 (32.6)
B3188-3 41/16" (103.2) 4" (101.6) 21/4" (57.1) 79 (35.8)
B3188-31/2 49/16" (115.9) 41/4" (107.9) 21/4" (57.1) 84 (38.1)
B3188-4 51/16" (128.6) 41/2" (114.3) 21/4" (57.1) 94 (42.6)
B3188-5 65/32" (156.3) 5" (127.0) 27/32" (56.3) 104 (47.2)
B3188-6 73/8" (187.3) 61/8" (155.6) 213/16" (71.4) 203 (92.1)
B3188-8 93/8" (238.1) 71/8" (181.0) 213/16" (71.4) 241 (109.3)
B3188-10 115/8" (295.3) 83/8" (212.7) 3" (76.2) 412 (186.9)
B3188-12 133/4" (349.2) 95/8" (244.5) 31/4" (82.5) 661 (299.8)
B3188-14 15" (381.0) 101/4" (260.3) 31/4" (82.5) 707 (320.7)
B3188-16 17" (431.8) 111/4" (285.7) 31/4" (82.5) 782 (354.7)
B3188-18 191/8" (485.8) 125/8" (320.7) 35/8" (92.1) 1344 (609.6)
B3188-20 211/8" (536.6) 135/8" (346.1) 35/8" (92.1) 1458 (661.3)
B3188-24 251/8" (638.2) 155/8" (396.9) 35/8" (92.1) 1687 (765.2)
B3188-30 311/8" (790.6) 185/8" (473.1) 35/8" (92.1) 2030 (920.8)
Design Load 1 Design Load 2 Design Load 3
650°F
(343°C)
750°F
(399°C)
650°F
(343°C)
650°F
(343°C)
Part No. Lbs. (kN) Lbs. (kN) Lbs. (kN) Lbs. (kN)
B3188-1/2 580 (2.58) 454 (2.02) 145 (0.64) 180 (0.80)
B3188-3/4 580 (2.58) 454 (2.02) 145 (0.64) 300 (1.33)
B3188-1 580 (2.58) 454 (2.02) 145 (0.64) 480 (2.13)
B3188-11/4 1460 (6.49) 1144 (5.09) 365 (1.62) 600 (2.67)
B3188-11/2 1460 (6.49) 1144 (5.09) 365 (1.62) 600 (2.67)
B3188-2 1460 (6.49) 1144 (5.09) 365 (1.62) 720 (3.20)
B3188-21/2 2700 (12.01) 2114 (9.40) 675 (3.00) 720 (3.20)
B3188-3 2700 (12.01) 2114 (9.40) 675 (3.00) 900 (4.00)
B3188-31/2 2700 (12.01) 2114 (9.40) 675 (3.00) 900 (4.00)
B3188-4 2700 (12.01) 2114 (9.40) 675 (3.00) 900 (4.00)
B3188-5 2700 (12.01) 2114 (9.40) 675 (3.00) 1080 (4.80)
B3188-6 4320 (19.21) 3382 (15.04) 1080 (4.80) 1080 (4.80)
B3188-8 4320 (19.21) 3382 (15.04) 1080 (4.80) -- --
B3188-10 6460
B3188-12 9960
B3188-14 9960
B3188-16 9960
B3188-18 11800
B3188-20 11800
B3188-24 11800
B3188-30 11800
(28.73) 5060 (22.50) 1615 (7.18) -- --
(44.30) 7016 (31.21) 2490 (11.07) -- --
(44.30) 7016 (31.21) 2490 (11.07) -- --
(44.30) 7016 (31.21) 2490 (11.07) -- --
(52.48) 9240 (41.10) -- -- -- --
(52.48) 9240 (41.10) -- -- -- --
(52.48) 9240 (41.10) -- -- -- --
(52.48) 9240 (41.10) -- -- -- --
Threaded
Accessories
All dimensions in charts and on drawings are in inches. Dimensions shown in parentheses are in millimeters unless otherwise specified.
Pipe Hangers & Supports
232
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