Page 10 - Tyco-Grooved-Fire-Protection-Products-Installation-Handbook

8 GENERAL INFORMATION
Coupling Nut / Bolt Specifications 1 of 3
Bolts and Nuts: Coupling bolts and nuts are heat treated carbon steel, oval-neck track head bolts and heavy hex nuts, conforming to ASTM A-183 minimum tensile strength of 110,000 psi. Bolts and nuts are Zinc electroplated. Metric bolts are gold color coded.
Nominal Pipe Size
Figure 577
Figure 705
ANSI Inches DN
O.D. Inches (mm)
Inches (mm)
Inches (mm)
Bolt Size
Socket Size
Bolt Size
Socket Size
1-1/4
32
1.660 (42,4)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
1-1/2
40
1.900 (48,3)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
2
50
2.375 (60,3)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
2-1/2
65
2.875 (73,0)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
—
65
3.000 (76,2)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
— (M12 x 76)
— (18 mm)
3
80
3.500 (88,9)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
—
100
4.250 (108,0)
—
—
— (M12 x 76)
— (18 mm)
4
100
4.500 (114,3)
3/8 x 2-1/4 (M10 x 57)
11/16 (16 mm)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
—
125
5.250 (133,0)
—
—
— (M16 x 83)
— (24 mm)
—
125
5.500 (139,7)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
— (M16 x 83)
— (24 mm)
5
125
5.563 (141,3)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
5/8 x 3-1/4 (M16 x 83)
1-1/16 (24 mm)
—
150
6.250 (159,0)
—
—
— (M16 x 83)
— (24 mm)
—
150
6.500 (165,1)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
— (M16 x 83)
— (24 mm)
6
150
6.625 (168,3)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
5/8 x 3-1/4 (M16 x 83)
1-1/16 (24 mm)
—
200
8.500 (216,3)
—
—
— (M20 x 121)
— (30 mm)
8
200
8.625 (219,1)
5/8 x 3-1/4 (M16 x 83)
1-1/16 (24 mm)
3/4 x 4-3/4 (M20 x 121)
1-1/4 (30 mm)
10
250
10.750 (273,1)
—
—
1 x 6-1/2 (M24 x 165)
1-5/8 (41 mm)
12
300
12.750 (323,4)
—
—
1 x 6-1/2 (M24 x 165)
1-5/8 (41 mm)