Nominal
Diameter ( d ) |
Pressure
Rating |
Flange
Diameter ( D ) |
Flange
Thickness ( T ) |
Stub
Length ( L ) |
Stub
Thickness ( t ) |
Hub
Length ( E ) |
Hub
Thickness ( HT ) |
No.of
Holes ( n ) |
Bolt Hole
Diameter ( h ) |
Washer
Diameter ( S ) |
Bolt Circle
Diameter ( C ) |
inch
|
psi
|
inch
|
inch
|
inch
|
inch
|
inch
|
inch
|
pcs
|
inch
|
inch
|
inch
|
20
|
15
(RTP-1,10) |
28
|
3/4
|
12
|
1/4
|
3
|
3/8
|
20
|
3/4
|
1-1/2
|
25
|
25
(RTP-1,15) |
28
|
1
|
12
|
3/8
|
4
|
1/2
|
20
|
3/4
|
1-1/2
|
25
|
|
24
|
ATM
(RTP-1,0.5) |
32-1/2
|
3/8
|
12
|
1/4
|
1-1/2
|
3/16
|
20
|
1/2
|
1
|
29-1/2
|
15
(RTP-1,10) |
32-1/2
|
3/4
|
12
|
1/4
|
3
|
3/8
|
20
|
3/4
|
1-1/2
|
29-1/2
|
|
25
(RTP-1,15) |
32-1/2
|
1-1/4
|
12
|
3/8
|
5
|
5/8
|
20
|
3/4
|
1-1/2
|
29-1/2
|
|
30
|
25
|
39-1/4
|
1-3/8
|
12
|
3/8
|
5-1/2
|
11/16
|
28
|
3/4
|
1-1/2
|
36
|
36
|
25
|
46
|
1-3/4
|
12
|
3/8
|
7
|
7/8
|
32
|
3/4
|
1-1/2
|
42-3/4
|
Nominal
Diameter ( d ) |
Pressure
Rating |
Cover
Diameter ( D ) |
Cover
Thickness ( T ) |
Cover
Thickness ( t ) |
Cover
in Height ( m ) |
No.of
Holes ( n ) |
Bolt Hole
Diameter ( h ) |
Washer
Diameter ( S ) |
Bolt Circle
Diameter ( C ) |
inch
|
psi
|
inch
|
inch
|
inch
|
inch
|
pcs
|
inch
|
inch
|
inch
|
20
|
15
(RTP-1,10) |
28
|
3/4
|
1/4
|
3-3/16
|
20
|
3/4
|
1-1/2
|
25
|
25
(RTP-1,15) |
28
|
1
|
3/8
|
3-3/16
|
20
|
3/4
|
1-1/2
|
25
|
|
24
|
ATM
(RTP-1,0.5) |
32-1/2
|
3/8
|
1/4
|
3-3/16
|
20
|
1/2
|
1
|
29-1/2
|
15
(RTP-1,10) |
32-1/2
|
3/4
|
1/4
|
3-3/16
|
20
|
3/4
|
1-1/2
|
29-1/2
|
|
25
(RTP-1,15) |
32-1/2
|
1-1/4
|
3/8
|
3-3/16
|
20
|
3/4
|
1-1/2
|
29-1/2
|
|
30
|
25
|
39-1/4
|
1-3/8
|
3/8
|
3-3/16
|
28
|
3/4
|
1-1/2
|
36
|
36
|
25
|
46
|
1-3/4
|
3/8
|
3-3/16
|
32
|
3/4
|
1-1/2
|
42-3/4
|