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Slip On Flange Dimensions (Cl. 150/300/900/1500/2500)

The charts show the dimensions of slip on flange class 150, 300, 400, 900, 1500, 2500 in inches and in millimeters.

SLIP-ON FLANGE DIMENSIONS IN INCHES

SLIP-ON CLASS 150

Slip on flange dimensions class 150 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
Outside
Diameter
Bolt Circle
(BC)
Raised Face
(R)
Raised Face
(RF)
H Raised Face
Thickness (T)
T1 Flat Face
Thickness (T2)
Bolt Hole
(B)
No. of
Bolt Holes
1/2″ 0.88″ 3.50″ 2.38″ 1.38″ .063″ 1.19″ .62″ .38″ .56″ .62″ 4
3/4″ 1.09″ 3.88″ 2.75″ 1.69″ .063″ 1.50″ .62″ .44″ .56″ .62″ 4
1″ 1.36″ 4.25″ 3.12″ 2.00″ .063″ 1.94″ .69″ .50″ .63″ .62″ 4
1-1/4″ 1.70″ 4.62″ 3.50″ 2.50″ .063″ 2.31″ .81″ .56″ .75″ .62″ 4
1-1/2″ 1.97″ 5.00″ 3.88″ 2.88″ .063″ 2.56″ .88″ .62″ .82″ .62″ 4
2″ 2.44″ 6.00″ 4.75″ 3.62″ .063″ 3.06″ 1.00″ .69″ .94″ .75″ 4
2-1/2″ 2.94″ 7.00″ 5.50″ 4.12″ .063″ 3.56″ 1.12″ .82″ 1.06″ .75″ 4
3″ 3.57″ 7.50″ 6.00″ 5.00″ .063″ 4.25″ 1.19″ .88″ 1.13″ .75″ 4
3-1/2″ 4.07″ 8.50″ 7.00″ 5.50″ .063″ 4.81″ 1.25″ .88″ 1.19″ .75″ 8
4″ 4.57″ 9.00″ 7.50″ 6.19″ .063″ 5.31″ 1.31″ .88″ 1.25″ .75″ 8
5″ 5.66″ 10.00″ 8.50″ 7.31″ .063″ 6.44″ 1.44″ .88″ 1.38″ .88″ 8
6″ 6.72″ 11.00″ 9.50″ 8.50″ .063″ 7.56″ 1.56″ .94″ 1.50″ .88″ 8
8″ 8.72″ 13.50″ 11.75″ 10.62″ .063″ 9.69″ 1.75″ 1.06″ 1.69″ .88″ 8
10″ 10.88″ 16.00″ 14.25″ 12.75″ .063″ 12.00″ 1.94″ 1.13″ 1.88″ 1.00″ 12
12″ 12.88″ 19.00″ 17.00″ 15.00″ .063″ 14.38″ 2.19″ 1.19″ 2.13″ 1.00″ 12
14″ 14.14″ 21.00″ 18.75″ 16.25″ .063″ 15.75″ 2.25″ 1.32″ 2.19″ 1.12″ 12
16″ 16.16″ 23.50″ 21.25″ 18.50″ .063″ 18.00″ 2.50″ 1.38″ 2.44″ 1.12″ 16
18″ 18.18″ 25.00″ 22.75″ 21.00″ .063″ 19.88″ 2.69″ 1.50″ 2.63″ 1.25″ 16
20″ 20.20″ 27.50″ 25.00″ 23.00″ .063″ 22.00″ 2.88″ 1.63″ 2.83″ 1.25″ 20
22″ 22.22″ 29.50″ 27.25″ 25.25″ .063″ 24.25″ 3.13″ 1.75″ 3.07″ 1.38″ 20
24″ 24.25″ 32.00″ 29.50″ 27.25″ .063″ 26.12″ 3.25″ 1.82″ 3.19″ 1.38″ 20

SLIP-ON CLASS 300

Slip on flange dimensions class 300 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
Outside
Diameter
Bolt Circle
(BC)
Raised Face
(R)
Raised Face
(RF)
H Raised Face
Thickness (T)
T1 Flat Face
Thickness (T2)
Bolt Hole
(B)
No. of
Bolt Holes
1/2″ 0.88″ 3.75″ 2.62″ 1.38″ .063″ 1.50″ 0.88″ 0.50″ 0.82″ 0.62″ 4
3/4″ 1.09″ 4.62″ 3.25″ 1.69″ .063″ 1.88″ 1.00″ .056″ 0.94″ 0.75″ 4
1″ 1.36″ 4.88″ 3.50″ 2.00″ .063″ 2.12″ 1.06″ 0.63″ 1.00″ 0.75″ 4
1-1/4″ 1.70″ 5.25″ 3.88″ 2.50″ .063″ 2.50″ 1.06″ 0.69″ 1.00″ 0.75″ 4
1-1/2″ 1.95″ 6.12″ 4.50″ 2.88″ .063″ 2.75″ 1.19″ 0.75″ 1.13″ 0.88″ 4
2″ 2.44″ 6.50″ 5.00″ 3.62″ .063″ 3.31″ 1.31″ 0.82″ 1.25″ 0.75″ 8
2-1/2″ 2.94″ 7.50″ 5.88″ 4.12″ .063″ 3.94″ 1.50″ 0.94″ 1.44″ 0.88″ 8
3″ 3.57″ 8.25″ 6.62″ 5.00″ .063″ 4.62″ 1.69″ 1.06″ 1.63″ 0.88″ 8
3-1/2″ 4.07″ 9.00″ 7.25″ 5.50″ .063″ 5.25″ 1.75″ 1.13″ 1.69″ 0.88″ 8
4″ 4.57″ 10.00″ 7.88″ 6.19″ .063″ 5.75″ 1.88″ 1.19″ 1.82″ 0.88″ 8
5″ 5.66″ 11.00″ 9.25″ 7.31″ .063″ 7.00″ 2.00″ 1.32″ 1.94″ 0.88″ 8
6″ 6.72″ 12.50″ 10.62″ 8.50″ .063″ 8.12″ 2.06″ 1.38″ 2.00″ 0.88″ 12
8″ 8.72″ 15.00″ 13.00″ 10.62″ .063″ 10.25″ 2.44″ 1.56″ 2.38″ 1.00″ 12
10″ 10.88″ 17.50″ 15.25″ 12.75″ .063″ 12.62″ 2.62″ 1.82″ 2.56″ 1.12″ 16
12″ 12.88″ 20.50″ 17.75″ 15.00″ .063″ 14.75″ 2.88″ 1.94″ 2.82″ 1.25″ 16
14″ 14.14″ 23.00″ 20.25″ 16.25″ .063″ 16.75″ 3.00″ 2.06″ 2.94″ 1.25″ 20
16″ 16.16″ 25.50″ 22.50″ 18.50″ .063″ 19.00″ 3.25″ 2.19″ 3.19″ 1.38″ 20
18″ 18.18″ 28.00″ 24.75″ 21.00″ .063″ 21.00″ 3.50″ 2.32″ 3.44″ 1.38″ 24
20″ 20.20″ 30.50″ 27.00″ 23.00″ .063″ 23.12″ 3.75″ 2.44″ 3.69″ 1.38″ 24
22″ 22.22″ 33.00″ 29.25″ 25.25″ .063″ 25.25″ 4.00″ 2.57″ 3.94″ 1.63″ 24
24″ 24.25″ 36.00″ 32.00″ 27.25″ .063″ 27.62″ 4.19″ 2.69″ 4.13″ 1.62″ 24

SLIP-ON CLASS 400

Slip on flange dimensions class 400 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
Outside
Diameter
Bolt Circle (BC) Raised Face (R) Raised Face (RF) H Raised Face Thickness (T) T1 Flat Face Thickness (T2) Bolt Hole (B) No. of Bolt Holes
1/2″ 0.88″ 3.75″ 2.62″ 1.38″ .250″ 1.50″ 1.13″ 0.56″ 0.88″ 0.62″ 4
3/4″ 1.09″ 4.62″ 3.25″ 1.69″ .250″ 1.88″ 1.25″ 0.62″ 1.00″ 0.75″ 4
1″ 1.36″ 4.88″ 3.50″ 2.00″ .250″ 2.12″ 1.31″ 0.69″ 1.06″ 0.75″ 4
1-1/4″ 1.70″ 5.25″ 3.88″ 2.50″ .250″ 2.50″ 1.37″ 0.81″ 1.12″ 0.75″ 4
1-1/2″ 1.95″ 6.12″ 4.50″ 2.88″ .250″ 2.75″ 1.50″ 0.88″ 1.25″ 0.88″ 4
2″ 2.44″ 6.50″ 5.00″ 3.62″ .250″ 3.31″ 1.69″ 1.00″ 1.44″ 0.75″ 8
2-1/2″ 2.94″ 7.50″ 5.88″ 4.12″ .250″ 3.94″ 1.87″ 1.12″ 1.62″ 0.88″ 8
3″ 3.57″ 8.25″ 6.62″ 5.00″ .250″ 4.62″ 2.06″ 1.25″ 1.81″ 0.88″ 8
3-1/2″ 4.07″ 9.00″ 7.25″ 5.50″ .250″ 5.25″ 2.19″ 1.38″ 1.94″ 1.00″ 8
4″ 4.57″ 10.00″ 7.88″ 6.19″ .250″ 5.75″ 2.25″ 1.38″ 2.00″ 1.00″ 8
5″ 5.66″ 11.00″ 9.25″ 7.31″ .250″ 7.00″ 2.37″ 1.50″ 2.12″ 1.00″ 8
6″ 6.72″ 12.50″ 10.62″ 8.50″ .250″ 8.12″ 2.50″ 1.62″ 2.25″ 1.00″ 12
8″ 8.72″ 15.00″ 13.00″ 10.62″ .250″ 10.25″ 2.94″ 1.88″ 2.69″ 1.12″ 12
10″ 10.88″ 17.50″ 15.25″ 12.75″ .250″ 12.62″ 3.13″ 2.12″ 2.88″ 1.25″ 16
12″ 12.88″ 20.50″ 17.75″ 15.00″ .250″ 14.75″ 3.37″ 2.25″ 3.12″ 1.38″ 16
14″ 14.14″ 23.00″ 20.25″ 16.25″ .250″ 16.75″ 3.56″ 2.38″ 3.31″ 1.38″ 20
16″ 16.16″ 25.50″ 22.50″ 18.50″ .250″ 19.00″ 3.94″ 2.50″ 3.69″ 1.50″ 20
18″ 18.18″ 28.00″ 24.75″ 21.00″ .250″ 21.00″ 4.13″ 2.62″ 3.88″ 1.50″ 24
20″ 20.20″ 30.50″ 27.00″ 23.00″ .250″ 23.12″ 4.25″ 2.75″ 4.00″ 1.62″ 24
22″ 22.22″ 33.00″ 29.25″ 25.25″ .250″ 25.25″ 4.50″ 2.88″ 4.25″ 1.75″ 24
24″ 24.25″ 36.00″ 32.00″ 27.25″ .250″ 27.62″ 4.75″ 3.00″ 4.50″ 1.88″ 24

SLIP-ON CLASS 600

Slip on flange dimensions class 600 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
Outside
Diameter
Bolt Circle (BC) Raised Face (R) Raised Face (RF) H Raised Face Thickness (T) T1 Flat Face Thickness (T2) Bolt Hole (B) No. of Bolt Holes
1/2″ 0.88″ 3.75″ 2.62″ 1.38″ .250″ 1.50″ 1.13″ 0.56″ 0.88″ 0.62″ 4
3/4″ 1.09″ 4.62″ 3.25″ 1.69″ .250″ 1.88″ 1.25″ 0.62″ 1.00″ 0.75″ 4
1″ 1.36″ 4.88″ 3.50″ 2.00″ .250″ 2.12″ 1.31″ 0.69″ 1.06″ 0.75″ 4
1-1/4″ 1.7″ 5.25″ 3.88″ 2.50″ .250″ 2.50″ 1.37″ 0.81″ 1.12″ 0.75″ 4
1-1/2″ 1.95″ 6.12″ 4.50″ 2.88″ .250″ 2.75″ 1.50″ 0.88″ 1.25″ 0.88″ 4
2″ 2.44″ 6.50″ 5.00″ 3.62″ .250″ 3.31″ 1.69″ 1.00″ 1.44″ 0.75″ 8
2-1/2″ 2.94″ 7.50″ 5.88″ 4.12″ .250″ 3.94″ 1.87″ 1.12″ 1.62″ 0.88″ 8
3″ 3.57″ 8.25″ 6.62″ 5.00″ .250″ 4.62″ 2.06″ 1.25″ 1.81″ 0.88″ 8
3-1/2″ 4.07″ 9.00″ 7.25″ 5.50″ .250″ 5.25″ 2.19″ 1.38″ 1.94″ 1.00″ 8
4″ 4.57″ 10.75″ 8.50″ 6.19″ .250″ 6.00″ 2.37″ 1.5″ 2.12″ 1.00″ 8
5″ 5.66″ 13.00″ 10.50″ 7.31″ .250″ 7.44″ 2.63″ 1.75″ 2.38″ 1.12″ 8
6″ 6.72″ 14.00″ 11.50″ 8.50″ .250″ 8.75″ 2.87″ 1.88″ 2.62″ 1.12″ 12
8″ 8.72″ 16.50″ 13.75″ 10.62″ .250″ 10.75″ 3.25″ 2.19″ 3.00″ 1.25″ 12
10″ 10.88″ 20.00″ 17.00″ 12.75″ .250″ 13.5″ 3.63″ 2.50″ 3.38″ 1.38″ 16
12″ 12.88″ 22.00″ 19.25″ 15.00″ .250″ 15.75″ 3.87″ 2.62″ 3.62″ 1.38″ 20
14″ 14.14″ 23.75″ 20.75″ 16.25″ .250″ 17.00″ 3.94″ 2.75″ 3.69″ 1.50″ 20
16″ 16.16″ 27.00″ 23.75″ 18.50″ .250″ 19.50″ 4.44″ 3.00″ 4.19″ 1.62″ 20
18″ 18.18″ 29.25″ 25.75″ 21.00″ .250″ 21.50″ 4.87″ 3.25″ 4.62″ 1.75″ 20
20″ 20.20″ 32.00″ 28.50″ 23.00″ .250″ 24.00″ 5.25″ 3.50″ 5.00″ 1.75″ 24
22″ 22.22″ 34.25″ 30.63″ 25.25″ .250″ 26.25″ 5.50″ 3.75″ 5.25″ 1.75″ 24
24″ 24.25″ 37.00″ 33.00″ 27.25″ .250″ 28.25″ 5.75″ 4.00″ 5.50″ 2.00″ 24

SLIP-ON CLASS 900

Slip on flange dimensions class 900 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
Outside
Diameter
Bolt Circle (BC) Raised Face (R) Raised Face (RF) H Raised Face Thickness (T) T1 Flat Face Thickness (T2) Bolt Hole (B) No. of Bolt Holes
3″ 3.57″ 9.50″ 7.50″ 5.00″ .250″ 5.00″ 2.38″ 1.50″ 2.13″ 1.00″ 8
4″ 4.57″ 11.50″ 9.25″ 6.19″ .250″ 6.25″ 3.00″ 1.75″ 2.75″ 1.25″ 8
5″ 5.66″ 13.75″ 11.00″ 7.31″ .250″ 7.50″ 3.38″ 3.00″ 3.13″ 1.38″ 8
6″ 6.72″ 15.00″ 12.50″ 8.50″ .250″ 9.25″ 3.63″ 2.19″ 3.38″ 1.25″ 12
8″ 8.72″ 18.50″ 15.50″ 10.63″ .250″ 11.75″ 4.25″ 2.50″ 4.00″ 1.50″ 12
10″ 10.88″ 21.50″ 18.50″ 12.75″ .250″ 14.50″ 4.50″ 2.75″ 4.25″ 1.50″ 16
12″ 12.88″ 24.00″ 21.00″ 15.00″ .250″ 16.50″ 4.88″ 3.13″ 4.63″ 1.50″ 20
14″ 14.14″ 25.25″ 22.00″ 16.25″ .250″ 17.75″ 5.38″ 3.38″ 5.13″ 1.63″ 20
16″ 16.16″ 27.75″ 24.25″ 18.50″ .250″ 20.00″ 5.50″ 3.50″ 5.25″ 1.75″ 20
18″ 18.18″ 31.00″ 27.00″ 21.00″ .250″ 22.25″ 6.25″ 4.00″ 6.00″ 2.00″ 20
20″ 20.20″ 33.75″ 29.50″ 23.00″ .250″ 24.50″ 6.50″ 4.25″ 6.25″ 2.13″ 20
24″ 24.25″ 41.00″ 35.50″ 27.25″ .250″ 29.50″ 8.25″ 5.50″ 8.00″ 2.63″ 20

SLIP-ON CLASS 1500

Slip on flange dimensions class 1500 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
OD Bolt Circle (BC) Raised Face (R) Raised Face (RF) H Raised Face Thickness (T) T1 Flat Face Thickness (T2) Bolt Hole (B) No. of Bolt Holes
1/2″ 0.88″ 4.75″ 3.25″ 1.38″ .250″ 1.50″ 1.50″ 0.88″ 1.25″ 0.88″ 4
3/4″ 1.09″ 5.13″ 3.50″ 1.69″ .250″ 1.75″ 1.63″ 1.00″ 1.38″ 0.88″ 4
1″ 1.36″ 5.88″ 4.00″ 2.00″ .250″ 2.06″ 1.88″ 1.13″ 1.63″ 1.00″ 4
1-1/4″ 1.70″ 6.25″ 4.38″ 2.50″ .250″ 2.50″ 1.88″ 1.13″ 1.63″ 1.00″ 4
1-1/2″ 1.95″ 7.00″ 4.88″ 2.88″ .250″ 2.75″ 2.00″ 1.25″ 1.75″ 1.13″ 4
2″ 2.44″ 8.50″ 6.50″ 3.63″ .250″ 4.13″ 2.50″ 1.50″ 2.25″ 1.00″ 8
2-1/2″ 2.94″ 9.63″ 7.50″ 4.13″ .250″ 4.88″ 2.75″ 1.63″ 2.50″ 1.13″ 8
3″ ** 3.57″ 10.50″ 8.00″ 5.00″ .250″ 5.25″ 3.13″ 1.88″ 2.88″ 1.25″ 8
4″ ** 4.57″ 12.25″ 9.50″ 6.19″ .250″ 6.38″ 3.81″ 2.13″ 3.56″ 1.38″ 8
5″ ** 5.66″ 14.75″ 11.50″ 7.31″ .250″ 7.75″ 4.38″ 2.88″ 4.13″ 1.63″ 8
6″ ** 6.72″ 15.50″ 12.50″ 8.50″ .250″ 9.00″ 4.94″ 3.25″ 4.69″ 1.50″ 12
8″ ** 8.72″ 19.00″ 15.50″ 10.63″ .250″ 11.50″ 5.88″ 3.63″ 5.63″ 1.75″ 12
10″ ** 10.88″ 23.00″ 19.00″ 12.75″ .250″ 14.50″ 6.50″ 4.25″ 6.25″ 2.00″ 12
12″ ** 12.88″ 26.50″ 22.50″ 15.00″ .250″ 17.75″ 7.38″ 4.88″ 7.13″ 2.13″ 16

SLIP-ON CLASS 2500

Slip on flange dimensions class 2500 in inches (ASME B16.5)

Slip On Flange Dimensions ASME B16.5

FLANGE
NPS
Inside
Diameter
Outside
Diameter
Bolt Circle (BC) Raised Face (R) Raised Face (RF) H Raised Face Thickness (T) T1 Flat Face Thickness (T2) Bolt Hole (B) No. of Bolt Holes
1/2″ 0.88″ 5.25″ 3.50″ 1.38″ .250″ 1.69″ 1.81″ 1.19″ 1.56″ 0.88″ 4
3/4″ 1.09″ 5.50″ 3.75″ 1.69″ .250″ 2.00″ 1.94″ 1.25″ 1.69″ 0.88″ 4
1″ 1.36″ 6.25″ 4.25″ 2.00″ .250″ 2.25″ 2.13″ 1.38″ 1.88″ 1.00″ 4
1-1/4″ 1.70″ 7.25″ 5.13″ 2.50″ .250″ 2.88″ 2.31″ 1.50″ 2.06″ 1.13″ 4
1-1/2″ 1.95″ 8.00″ 5.75″ 2.88″ .250″ 3.13″ 2.63″ 1.75″ 2.38″ 1.25″ 4
2″ 2.44″ 9.25″ 6.75″ 3.63″ .250″ 3.75″ 3.00″ 2.00″ 2.75″ 1.13″ 8
2-1/2″ 2.94″ 10.50″ 7.75″ 4.13″ .250″ 4.50″ 3.38″ 2.25″ 3.13″ 1.25″ 8
3″ 3.57″ 12.00″ 9.00″ 5.00″ .250″ 5.25″ 3.88″ 2.63″ 3.63″ 1.38″ 8
4″ 4.57″ 14.00″ 10.75″ 6.19″ .250″ 6.50″ 4.50″ 3.00″ 4.25″ 1.63″ 8
5″ 5.66″ 16.50″ 12.75″ 7.31″ .250″ 8.00″ 5.38″ 3.63″ 5.13″ 1.88″ 8
6″ 6.72″ 19.00″ 14.50″ 8.50″ .250″ 9.25″ 6.25″ 4.25″ 6.00″ 2.13″ 8
8″ 8.72″ 21.75″ 17.25″ 10.63″ .250″ 12.00″ 7.25″ 5.00″ 7.00″ 2.13″ 12
10″ 10.88″ 26.50″ 21.25″ 12.75″ .250″ 14.75″ 9.25″ 6.50″ 9.00″ 2.63″ 12
12″ 12.88″ 30.00″ 24.38″ 15.00″ .250″ 17.38″ 10.25″ 7.25″ 10.00″ 2.88″ 12

SLIP-ON FLANGE DIMENSIONS IN MILLIMETERS

SLIP-ON CLASS 150

Slip on flange dimensions class 150 in millimeters (ASME B16.5)

Slip on flange dimension ASME B16.5

Size
inch
D
mm
X
mm
G
mm
t
mm
B2
mm
T2
mm
1/2 89 30.2 35.1 11.2 22.4 15.7
3/4 99 38.1 42.9 12.7 27.7 15.7
1 108 49.3 50.8 14.2 34.5 17.5
117 58.7 63.5 15.7 43.2 20.6
127 65.0 73.2 17.5 49.5 22.4
2 152 77.7 91.9 19.1 62.0 25.4
178 90.4 104.6 22.4 74.7 28.4
3 191 108.0 127.0 23.9 90.7 30.2
216 122.2 139.7 23.9 103.4 31.8
4 229 134.9 157.2 23.9 116.1 33.3
5 254 163.6 185.7 23.9 143.8 36.6
6 279 192.0 215.9 25.4 170.7 39.6
8 343 246.1 269.7 28.4 221.5 44.5
10 406 304.8 323.9 30.2 276.4 49.3
12 483 365.3 381.0 31.8 327.2 55.6
14 533 400.1 412.8 35.1 359.2 57.2
16 597 457.2 469.9 36.6 410.5 63.5
18 635 505.0 533.4 39.6 461.8 68.3
20 699 558.8 584.2 42.9 513.1 73.2
24 813 663.4 692.2 47.8 616.0 82.6

 

Size Bolts Drilling Bolting Requirements
inch Bolt circle
Diameter mm
Holes # Holes Dia. mm Bolt Dia. inch. Length
FF Flange
Length
RF Flange
Length
RTJ Flange
1/2 60.5 4 15.7 1/2 50.8 57.2
3/4 69.9 4 15.7 1/2 50.8 63.5
1 79.2 4 15.7 1/2 57.2 63.5 76.2
88.9 4 15.7 1/2 57.2 69.9 82.6
98.6 4 15.7 1/2 63.5 69.9 82.6
2 120.7 4 19.1 5/8 69.9 82.6 95.3
139.7 4 19.1 5/8 76.2 88.9 101.6
3 152.4 4 19.1 5/8 76.2 88.9 101.6
177.8 8 19.1 5/8 76.2 88.9 101.6
4 190.5 8 19.1 5/8 76.2 88.9 101.6
5 215.9 8 22.4 3/4 82.6 95.3 108.0
6 241.3 8 22.4 3/4 82.6 101.6 114.3
8 298.5 8 22.4 3/4 88.9 108.0 120.7
10 362.0 12 25.4 7/8 101.6 114.3 127.0
12 431.8 12 25.4 7/8 101.6 120.7 133.4
14 476.3 12 28.4 1 114.3 133.4 146.1
16 539.8 16 28.4 1 114.3 133.4 146.1
18 577.9 16 31.8 11/8 127.0 146.1 158.8
20 635.0 20 31.8 11/8 139.7 158.8 171.5
24 749.3 20 35.1 152.4 171.5 184.2

SLIP-ON CLASS 300

Slip on flange dimensions class 300 in millimeters (ASME B16.5)

Slip on flange dimension ASME B16.5

Size
inch
D
mm
X
mm
G
mm
t
mm
B2
mm
T2
mm
1/2 95 38.1 35.1 14.2 22.4 22.4
3/4 117 47.8 42.9 15.7 27.7 25.4
1 124 53.8 50.8 17.5 34.5 26.9
133 63.5 63.5 19.1 43.2 26.9
155 69.9 73.2 20.6 49.5 30.2
2 165 84.1 91.9 22.4 62.0 33.3
191 100.1 104.6 25.4 74.7 38.1
3 210 117.3 127.0 28.4 90.7 42.9
229 133.4 139.7 30.2 103.4 44.5
4 254 146.1 157.2 31.8 116.1 47.8
5 279 177.8 185.7 35.1 143.8 50.8
6 318 206.2 215.9 36.6 170.7 52.3
8 381 260.4 269.7 41.1 221.5 62.0
10 445 320.5 323.9 47.8 276.4 66.5
12 521 374.7 381.0 50.8 327.2 73.2
14 584 425.5 412.8 63.8 359.2 76.2
16 648 482.6 469.9 57.2 410.5 82.6
18 711 533.4 533.4 60.5 461.8 88.9
20 775 587.2 584.2 63.5 513.1 95.3
24 914 701.5 692.2 69.9 616.0 106.4

 

Size Bolts Drilling Bolting Requirements
inch Bolt circle
Diameter mm
Holes # Holes Dia. mm Bolt Dia. inch. Length
FF Flange
Length
RF Flange
Length
RTJ Flange
1/2 66.5 4 15.7 1/2 57.2 63.5 76.2
3/4 82.6 4 19.1 5/8 63.5 76.2 88.9
1 88.9 4 19.1 5/8 63.5 76.2 88.9
98.6 4 19.1 5/8 69.9 82.6 95.3
114.3 4 22.4 3/4 76.2 88.9 101.6
2 127.0 8 19.1 5/8 76.2 88.9 101.6
149.4 8 22.4 3/4 82.6 101.6 114.3
3 168.1 8 22.4 3/4 88.9 108.0 120.7
184.2 8 22.4 3/4 95.3 108.0 127.0
4 200.2 8 22.4 3/4 95.3 114.3 127.0
5 235.0 8 22.4 3/4 108.0 120.7 133.4
6 269.7 12 22.4 3/4 108.0 120.7 139.7
8 330.2 12 25.4 7/8 120.7 139.7 152.4
10 387.4 16 28.4 1 139.7 158.8 171.5
12 450.9 16 31.8 11/8 146.1 171.5 184.2
14 514.4 20 31.8 11/8 158.8 177.8 190.5
16 571.5 20 35.1 165.1 190.5 203.2
18 628.7 24 35.1 171.5 196.9 209.6
20 685.8 24 35.1 184.2 203.2 222.3
24 812.8 24 41.1 203.2 228.6 254.0

SLIP-ON CLASS 600

Slip on flange dimensions class 600 in millimeters (ASME B16.5)

Slip on flange dimension ASME B16.5

Size
inch
D
mm
X
mm
G
mm
t
mm
B2
mm
T2
mm
1/2 95 38.1 35.1 14.2 22.4 22.4
3/4 117 47.8 42.9 15.7 27.7 25.4
1 124 53.8 50.8 17.5 34.5 26.9
133 63.5 63.5 20.6 43.2 28.4
155 69.9 73.2 22.4 49.5 31.8
2 165 84.1 91.9 25.4 62.0 36.6
191 100.1 104.6 28.4 74.7 41.1
3 210 117.3 127.0 31.8 90.7 46.0
229 133.4 139.7 35.1 103.4 49.3
4 273 152.4 157.2 38.1 116.1 53.8
5 330 189.0 185.7 44.5 143.8 60.5
6 356 222.3 215.9 47.8 170.7 66.5
8 419 273.1 269.7 55.6 221.5 76.2
10 508 342.9 323.9 63.5 276.4 85.9
12 559 400.1 381.0 66.5 327.2 91.9
14 603 431.8 412.8 69.9 359.2 93.7
16 686 495.3 469.9 76.2 410.5 106.4
18 743 546.1 533.4 82.6 461.8 117.3
20 813 609.6 584.2 88.9 513.1 127.0
24 940 717.6 692.2 101.6 616.0 139.7

 

Size Drilling Bolting
inch Bolt circle
Diameter mm
Holes # Holes Dia. mm Bolt Dia. inch. Length
FF Flange
Length
RF Flange
Length
RTJ Flange
1/2 66.5 4 15.7 1/2 76.2 69.9 76.2
3/4 82.6 4 19.1 5/8 88.9 82.6 88.9
1 88.9 4 19.1 5/8 88.9 82.6 88.9
98.6 4 19.1 5/8 95.3 88.9 95.3
114.3 4 22.4 3/4 108.0 101.6 108.0
2 127.0 8 19.1 5/8 108.0 101.6 108.0
149.4 8 22.4 3/4 120.7 114.3 120.7
3 168.1 8 22.4 3/4 127.0 120.7 127.0
184.2 8 25.4 7/8 139.7 133.4 139.7
4 215.9 8 25.4 7/8 146.1 139.7 146.1
5 266.7 8 28.4 1 165.1 158.8 165.1
6 292.1 12 28.4 1 171.5 165.1 171.5
8 349.3 12 31.8 11/8 190.5 184.2 196.9
10 431.8 16 35.1 215.9 209.6 215.9
12 489.0 20 35.1 222.3 215.9 222.3
14 527.1 20 38.1 13/8 235.0 228.6 235.0
16 603.3 20 41.1 254.0 247.7 254.0
18 654.1 20 44.5 15/8 273.1 266.7 273.1
20 723.9 24 44.5 15/8 285.8 279.4 292.1
24 838.2 24 50.8 17/8 330.2 323.9 336.6

SLIP-ON CLASS 900

Slip on flange dimensions class 900 in millimeters (ASME B16.5)

Slip on flange dimension ASME B16.5

Size
inch
D
mm
X
mm
G
mm
t
mm
B2
mm
T2
mm
1/2 121 38.1 35.1 22.4 22.4 31.8
3/4 130 44.5 42.9 25.4 27.7 35.1
1 149 52.3 50.8 28.4 34.5 41.1
159 63.5 63.5 28.4 43.2 41.1
178 69.9 73.2 31.8 49.5 44.5
2 216 104.6 91.9 38.1 62.0 57.2
244 124.0 104.6 41.1 74.7 63.5
3 241 127.0 127.0 38.1 90.7 53.8
4 292 158.8 157.2 44.5 116.1 69.9
5 349 190.5 185.7 50.8 143.8 79.2
6 381 235.0 215.9 55.6 170.7 85.9
8 470 298.5 269.7 63.5 221.5 101.6
10 546 368.3 323.9 69.9 276.4 108.0
12 610 419.1 381.0 79.2 327.2 117.3
14 641 450.9 412.8 85.9 359.2 130.0
16 705 508.0 469.9 88.9 410.5 133.4
18 787 565.2 533.4 101.6 461.8 152.4
20 857 622.3 584.2 108.0 513.1 158.8
24 1041 749.3 692.2 139.7 616.0 203.2

 

Size Bolts Drilling Bolting Requirements
inch Bolt circle
Diameter mm
Holes # Holes Dia. mm Bolt Dia. inch. Length
FF Flange
Length
RF Flange
Length
RTJ Flange
1/2 82.6 4 22.4 3/4 108.0 101.6 108.0
3/4 88.9 4 22.4 3/4 114.3 108.0 114.3
1 101.6 4 25.4 7/8 127.0 120.7 127.0
111.3 4 25.4 7/8 127.0 120.7 127.0
124.0 4 28.4 1 139.7 133.4 139.7
2 165.1 8 25.4 7/8 146.1 139.7 146.1
190.5 8 28.4 1 158.8 152.4 158.8
3 190.5 8 25.4 7/8 146.1 139.7 146.1
4 235.0 8 31.8 11/8 171.5 165.1 171.5
5 279.4 8 35.1 190.5 184.2 190.5
6 317.5 12 31.8 11/8 190.5 184.2 196.9
8 393.7 12 38.1 13/8 222.3 215.9 222.3
10 469.9 16 38.1 13/8 235.0 228.6 235.0
12 533.4 20 38.1 13/8 254.0 247.7 254.0
14 558.8 20 41.1 273.1 266.7 292.1
16 616.0 20 44.5 15/8 285.8 279.4 298.5
18 685.8 20 50.8 17/8 323.9 317.5 333.6
20 749.3 20 53.8 2 349.3 342.9 362.0
24 901.7 20 66.5 438.2 431.8 457.2

 

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