Page 12 - Tyco-Grooved-Fire-Protection-Products-Installation-Handbook

10 GENERAL INFORMATION
Coupling Nut / Bolt Specifications 3 of 3
Nominal Pipe Size
Figure 716
Figure 730
ANSI Inches DN
O.D. Inches (mm)
Inches (mm)
Inches (mm)
Bolt Size
Socket Size
Bolt Size
Socket Size
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 (76,1)
— (M12 x 76)
— (18 mm)
— (M10 x 57)
— (16 mm)
3
80
3.500 (88,9)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
—
100
4.500 (114,3)
— (M16 x 83)
— (24 mm)
— (M12 x 76)
— (18 mm)
4
100
4.500 (114,3)
5/8 x 3-1/4 (M16 x 83)
1-1/16 (24 mm)
1/2 x 3 (M12 x 76)
7/8 (18 mm)
—
125
5.500 (139,7)
— (M20 x 121)
— (30 mm)
— (M16 x 121)
— (24 mm)
5
125
5.563 (141,3)
3/4 x 4-3/4 (M20 x 121)
1-1/4 (30 mm)
5/8 x 4-3/4 (M16 x 121)
1-1/16 (24 mm)
—
150
6.500 (165,1)
— (M20 x 121)
— (30 mm)
— (M16 x 121)
— (24 mm)
6
150
6.625 (168,3)
3/4 x 4-3/4 (M20 x 121)
1-1/4 (30 mm)
5/8 x 4-3/4 (M16 x 121)
1-1/16 (24 mm)
—
200
8.515 (216,3)
—
—
— (M20 x 121)
— (30 mm)
8
200
8.625 (219,1)
7/8 x 6-1/2 (M22 x 165)
1-7/16 (36 mm)
3/4 x 4-3/4 (M20 x 121)
1-5/8 (41 mm)