Everlasting Valve Slow Opening Valves
Boiler Blow-Off Valves
300 LB. Slow Opening

Figure 4060-S

A.S.A. Valve Class Max. Blow-Off Pressure A.S.M.E. Code Description Size Buy Now Weight (Lbs.)
300 lb. 490 psi Fig. # 4060-S (57)**
Steel Body, Screw End, Wheel Operated		 1
1 1/4"
1 1/2"
2"
2 1/2"		 $1,534.25
$1,626.33
$1,820.42
$1,952.17
$2,518.83		 33
34
45
48
65

DIM 1" 1 1/4" 1 1/2" 2" 2 1/2"
F 5 5 1/4 6 6 1/4 13 3/8
H 7 1/4 7 1/4 7 1/4 7 1/4 9 1/2
J 11 1/2 12 12 12 1/2 16
N 11 10 10 1/2 13 13
S 4 3/4 4 3/4 5 1/4 5 1/4 6 1/2
W 9 9 9 9 12

Figure 4061-S

A.S.A. Valve Class Max. Blow-Off Pressure A.S.M.E. Code Description Size Buy Now Weight (Lbs.)
300 lb.
490 psi
Fig. # 4061-S (57)
Steel Body, Flanged, Wheel Operated
1"
1 1/4"
1 1/2"
2"
2 1/2"
 $1,719.83
$1785.00
$1,952.17
$2,086.75
$2,701.58
39
41
57
60
90

DIM 1" 1 1/4" 1 1/2" 2" 2 1/2"
B 7 5/8 7 5/8 8 7/8 9 12
H 7 1/4 7 1/4 7 1/4 7 1/4 9 1/2
J 11 1/2 12 12 12 1/2 16
N 11 10 10 1/2 13 13
S 4 3/4 4 3/4 5 1/8 5 1/8 6 1/2
W 9 9 9 9 12

Figure B6661

A.S.A. Valve Class Max. Blow-Off Pressure A.S.M.E. Code Description Size Buy Now Weight (Lbs.)
300 lb. 490 psi Fig # B6661 - Angle
Fig # B6671 - Stwy "Y"
Steel Body, Flanged, F & D 300 lbs.		 1 1/2"
2"
2 1/2"		 $2,440.92
$2,695.00
$3,332.00		 77
86
120

FIG # DIM 1 1/2" 2" 2 1/2"
B6661 E 4 1/4 5 6
G 5 5 1/2 5 3/4
H - Shut 14 1/2  15 3/8  16 3/8
H - Open 16 1/2 17 7/8  19 3/8

Figure B6671

A.S.A. Valve Class Max. Blow-Off Pressure A.S.M.E. Code Description Size Buy Now Weight (Lbs.)
300 lb. 490 psi Fig # B6661 - Angle
Fig # B6671 - Stwy "Y"
Steel Body, Flanged, F & D 300 lbs.		 1 1/2"
2"
2 1/2"		 $2,440.92
$2,695.00
$3,332.00		 77
86
120

FIG # DIM 1 1/2" 2" 2 1/2"
B6571 B 12 1/4 12 3/4 14 1/4
H - Open 15 3/4 17 1/4 18 1/2
X - Open 6 5/8 7 3/8 7 5/8

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