FLANGE FOREMAN

150 Series Flanges
Pipe Diameter# of StudsStud DiameterStud LengthNut Size
1″41/2″2-1/2″7/8″
2″45/8″3-1/4″1-1/16″
3″45/8″3-1/2″1-1/16″
4″85/8″3-1/2″1-1/16″
6″83/4″4″1-1/4″
8″83/4″4-1/4″1-1/4″
10″127/8″4-1/2″1-7/16″
12″127/8″4-3/4″1-7/16″
14″121″5-1/4″1-5/8″
16″161″5-1/4″1-5/8″
18″161-1/8″5-3/4″1-13/16″
20″201-1/8″6-1/4″1-13/16″
24″201-1/4″6-3/4″2″
26″241-1/4″8″2″
28″281-1/4″8-1/4″2″
30″281-1/4″8-1/2″2″
32″281-1/2″9-1/2″2-3/8″
34″321-1/2″9-3/4″2-3/8″
36″321-1/2″10-1/4″2-3/8″
38″321-1/2″10-1/4″2-3/8″
40″361-1/2″10-1/4″2-3/8″
42″361-1/2″11″2-3/8″
44″401-1/2″11-1/4″2-3/8″
46″401-1/2″11-1/4″2-3/8″
48″441-1/2″11-3/4″2-3/8″
50″441-3/4″12-1/2″2-3/4″
52″441-3/4″12-3/4″2-3/4″
54″441-3/4″13-1/4″2-3/4″
56″481-3/4″13-1/2″2-3/4″
300 Series Flanges
Pipe Diameter# of StudsStud DiameterStud LengthNut Size
1″45/8″3″1-1/16″
2″85/8″3-1/2″1-1/16″
3″83/4″4-1/4″1-1/4″
4″83/4″4-3/4″1-1/4″
6″123/4″4-3/4″1-1/4″
8″127/8″5-1/2″1-7/16″
10″161″6-1/4″1-5/8″
12″161-1/8″6-3/4″1-13/16″
14″201-1/4″7″1-13/16″
16″201-1/4″7-1/2″2″
18″241-1/4″7-3/4″2″
20″241-1/4″8″2″
24″241-1/2″9″2-3/8″
26″281-5/8″9-3/4″2-9/16″
28″281-5/8″10-1/2″2-9/16″
30″281-3/4″11″2-3/4″
32″281-7/8″11-3/4″2-15/16″
34″281-7/8″12″2-15/16″
36″322″12-1/2″3-1/8″
38″321-1/2″11-3/4″2-3/8″
40″321-5/8″12-1/2″2-9/16″
42″321-5/8″13″2-9/16″
44″321-3/4″13-1/2″2-3/4″
46″281-7/8″14-1/4″2-15/16″
48″321-7/8″14-1/2″2-15/16″
50″322″15-1/4″3-1/8″
52″322″15-3/4″3-1/8″
54″282-1/4″16-3/4″3-1/2″
56″282-1/4″17″3-1/2″
600 Series Flanges
Pipe Diameter# of StudsStud DiameterStud LengthNut Size
1″45/8″3-1/2″1-1/16″
2″85/8″4-1/4″1-1/16″
3″83/4″5″1-1/4″
4″87/8″5-3/4″1-7/16″
6″121″6-3/4″1-5/8″
8″121-1/8″7-1/2″1-13/16″
10″161-1/4″8-1/2″2″
12″201-1/4″8-3/4″2″
14″201-3/8″9-1/4″2-3/16″
16″201-1/2″10″2-3/8″
18″201-5/8″10-3/4″2-9/16″
20″241-5/8″11-1/4″2-9/16″
24″241-7/8″13″2-15/16″
26″281-7/8″13″2-15/16″
28″282″13-1/2″3-1/8″
30″282″13-3/4″3-1/8″
32″282-1/4″14-1/2″3-1/2″
34″282-1/4″14-3/4″3-1/2″
36″282-1/2″15-1/2″3-7/8″
38″282-1/4″17-1/2″3-1/2″
40″322-1/4″17-1/2″3-1/2″
42″282-1/2″19″3-7/8″
44″322-1/2″19-1/2″3-7/8″
46″322-1/2″19-3/4″3-7/8″
48″322-3/4″21″4-1/4″
50″283″22-1/4″4-5/8″
52″323″22-3/4″4-5/8″
54″323″23-1/4″4-5/8″
56″323-1/4″24-1/4″5″
900 Series Flanges
Pipe Diameter # of Studs Stud Diameter Stud Length Nut Size
1″ 4 7/8″ 4-3/4″ 1-7/16″
2″ 8 7/8″ 5-3/4″ 1-7/16″
3″ 8 7/8″ 5-3/4″ 1-7/16″
4″ 8 1-1/8″ 6-3/4″ 1-13/16″
6″ 12 1-1/8″ 7-1/2″ 1-13/16″
8″ 12 1-3/8″ 8-3/4″ 2-3/16″
10″ 16 1-3/8″ 9-1/4″ 2-3/16″
12″ 20 1-3/8″ 10″ 2-3/16″
14″ 20 1-1/2″ 10-3/4″ 2-3/8″
16″ 20 1-5/8″ 11-1/4″ 2-9/16″
18″ 20 1-7/8″ 12-3/4″ 2-15-16″
20″ 20 2″ 13-3/4″ 3-1/8″
24″ 20 2-1/2″ 17-1/4″ 3-7/8″
26″ 20 2-3/4″ 17-1/4″ 4-1/4″
28″ 20 3″ 18″ 4-5/8″
30″ 20 3″ 18-1/2″ 4-5/8″
32″ 20 3-1/4″ 19-3/4″ 5″
34″ 20 3-1/2″ 20-3/4″ 5-3/8″
36″ 20 3-1/2″ 21-1/4″ 5-3/8″
38″ 20 3-1/2″ 22-3/4″ 5-3/8″
40″ 24 3-1/2″ 23-1/4″ 5-3/8″
42″ 24 3-1/2″ 24″ 5-3/8″
44″ 24 3-3/4″ 25″ 5-3/4″
46″ 24 4″ 26-1/2″ 6-1/8″
48″ 24 4″ 27″ 6-1/8″
1500 Series Flanges
Pipe Diameter# of StudsStud DiameterStud LengthNut Size
1″47/8″4-3/4″1-7/6″
2″87/8″5-3/4″1-7/16″
3″81-1/8″7″1-13/16″
4″81-1/4″7-3/4″2″
6″121-3/8″10-1/4″2-3/16″
8″121-5/8″11-1/2″2-9/16″
10″121-7/8″13-1/4″2-15/16″
12″162″14-3/4″3-1/8″
14″162-1/4″16″3-1/2″
16″162-1/2″17-1/2″3-7/8″
18″162-3/4″19-1/2″4-1/4″
20″163″21-1/4″4-5/8″
24″163-1/2″24-1/4″5-3/8″
2500 Series Flanges
Pipe Diameter # of Studs Stud Diameter Stud Length Nut Size
1″ 4 7/8″ 5-1/2″ 1-7/16″
2″ 8 1″ 7″ 1-5/8″
3″ 8 1-1/4″ 8-3/4″ 2″
4″ 8 1-1/2″ 10″ 2-3/8″
6″ 8 2″ 13-1/2″ 3-1/8″
8″ 12 2″ 15″ 3-1/8″
10″ 12 2-1/2″ 19-1/4″ 3-7/8″
12″ 12 2-3/4″ 21-1/4″ 4-1/4″


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