Flowserve NAF-Check Non Return Check Valves - Manual (Page 2)

Type PN
DN
D L A
Weight
mm (inch) [kg]
40 (1½) 84 33 15 1.2
50 (2) 92 43 5 1.7
65 (2½) 108 46 12 1.7
80 (3¼) 128 64 16 3
526 620 / 30
10-40 100 (4) 158 64 26 5
528 620 / 30
125 (5) 180 70 36 7
150 (6) 203 76 51 9
200 (8) 263 89 71 16
250 (10) 315 114 90 28
300 (12) 370 114 125 41
350 (14) 432 127 146 48
400 (16) 480 140 175 65
450 (18) 530 152 188 94
526 520 / 30
10-25 500 (20) 592 152 228 115
528 520 / 30
600 (24) 692 178 282 192
700 (28) 804 229 301 270
800 (32) 911 241 374 402
1000 (40) 1124 300 458 782
65 (2½) 125 46 12 3
80 (3¼) 138 64 16 4
100 (4) 158 64 26 5
125 (5) 188 70 39 9
150 (6) 222 76 52 11
526 822 / 32 40-100
200 (8) 275 89 73 23
250 (10) 335 114 93 45
300 (12) 394 114 131 57
350 (14) 435 127 151 75
400 ³) (16) 490 140 177 98
NAF-Check
with spring
³) DN 400 mm (16") only for PN 40/63
Dimensions, Weights L
A
∅
D
The spring
can be easily
fitted or
removed
after delivery.