• KITZ API 594 Carbon Steel Internal Hinge Pin Swing Check (SCOHS)
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KITZ API 594 Carbon Steel Internal Hinge Pin Swing Check (SCOHS)

KITZ API 594 Carbon Steel Internal Hinge Pin Swing Check (SCOHS)

KITZ cast carbon steel (A216 WCB) swing check valves with internal hinge pin to API 594, flanged to ASME B16.5 Class 150, 300 and 600 RF.

Key features

  • Internal hinge pin to API 594: no leak path from hinge pin plug
  • Anti-rotation disc design
  • Same face-to-face as standard SCOS swing check
  • WCB body/cover, 403SS hinge pin, 13Cr disc, hard-faced seat
  • Sizes 1-1/2 to 18 in (150), to 16 in (300), 2 to 12 in (600)

Specifications

End connection RF flanged
Body material WCB
Hinge pin 403SS
Dimensions L face-to-face, H height
Disc 13Cr or Carbon Steel+13Cr
Body seat ring Carbon Steel+HF
Bonnet bolt/nut B7/2H
P-T rating ASME B16.34
Face-to-face ASME B16.10
Wall thickness API 594
Source KITZ General Catalog E-020=26 (Carbon Steel section), p. 245, 253
150SCOHS 40A Size: 1-1/2 in (40A) | Class: ASME Class 150 | L: 165 mm | H: 132 mm
150SCOHS 50A Size: 2 in (50A) | Class: ASME Class 150 | L: 203 mm | H: 156 mm
150SCOHS 65A Size: 2-1/2 in (65A) | Class: ASME Class 150 | L: 216 mm | H: 168 mm
150SCOHS 80A Size: 3 in (80A) | Class: ASME Class 150 | L: 241 mm | H: 185 mm
150SCOHS 100A Size: 4 in (100A) | Class: ASME Class 150 | L: 292 mm | H: 210 mm
150SCOHS 150A Size: 6 in (150A) | Class: ASME Class 150 | L: 356 mm | H: 250 mm
150SCOHS 200A Size: 8 in (200A) | Class: ASME Class 150 | L: 495 mm | H: 293 mm
150SCOHS 250A Size: 10 in (250A) | Class: ASME Class 150 | L: 622 mm | H: 340 mm
150SCOHS 300A Size: 12 in (300A) | Class: ASME Class 150 | L: 698 mm | H: 375 mm
150SCOHS 350A Size: 14 in (350A) | Class: ASME Class 150 | L: 787 mm | H: 415 mm
150SCOHS 400A Size: 16 in (400A) | Class: ASME Class 150 | L: 864 mm | H: 455 mm
150SCOHS 450A Size: 18 in (450A) | Class: ASME Class 150 | L: 978 mm | H: 508 mm
300SCOHS 40A Size: 1-1/2 in (40A) | Class: ASME Class 300 | L: 241 mm | H: 155 mm
300SCOHS 50A Size: 2 in (50A) | Class: ASME Class 300 | L: 267 mm | H: 164 mm
300SCOHS 65A Size: 2-1/2 in (65A) | Class: ASME Class 300 | L: 292 mm | H: 190 mm
300SCOHS 80A Size: 3 in (80A) | Class: ASME Class 300 | L: 318 mm | H: 205 mm
300SCOHS 100A Size: 4 in (100A) | Class: ASME Class 300 | L: 356 mm | H: 230 mm
300SCOHS 150A Size: 6 in (150A) | Class: ASME Class 300 | L: 444 mm | H: 280 mm
300SCOHS 200A Size: 8 in (200A) | Class: ASME Class 300 | L: 533 mm | H: 330 mm
300SCOHS 250A Size: 10 in (250A) | Class: ASME Class 300 | L: 622 mm | H: 370 mm
300SCOHS 300A Size: 12 in (300A) | Class: ASME Class 300 | L: 711 mm | H: 415 mm
300SCOHS 350A Size: 14 in (350A) | Class: ASME Class 300 | L: 838 mm | H: 491 mm
300SCOHS 400A Size: 16 in (400A) | Class: ASME Class 300 | L: 864 mm | H: 543 mm
600SCOHS 50A Size: 2 in (50A) | Class: ASME Class 600 | L: 292 mm | H: 195 mm
600SCOHS 65A Size: 2-1/2 in (65A) | Class: ASME Class 600 | L: 330 mm | H: 216 mm
600SCOHS 80A Size: 3 in (80A) | Class: ASME Class 600 | L: 356 mm | H: 240 mm
600SCOHS 100A Size: 4 in (100A) | Class: ASME Class 600 | L: 432 mm | H: 255 mm
600SCOHS 150A Size: 6 in (150A) | Class: ASME Class 600 | L: 559 mm | H: 338 mm
600SCOHS 200A Size: 8 in (200A) | Class: ASME Class 600 | L: 660 mm | H: 383 mm
600SCOHS 250A Size: 10 in (250A) | Class: ASME Class 600 | L: 787 mm | H: 447 mm
600SCOHS 300A Size: 12 in (300A) | Class: ASME Class 600 | L: 838 mm | H: 508 mm
Check ValvesKITZ
31 product codes available in this family
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KITZ API 594 Carbon Steel Internal Hinge Pin Swing Check (SCOHS)

Brand KITZ·Check Valves

Available part numbers (31)

150SCOHS 40A, 150SCOHS 50A, 150SCOHS 65A, 150SCOHS 80A, 150SCOHS 100A, 150SCOHS 150A, 150SCOHS 200A, 150SCOHS 250A, 150SCOHS 300A, 150SCOHS 350A + 21 more — see full table ↓

How to order

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Product codes & specifications
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Product codeSpec
150SCOHS 40ASize: 1-1/2 in (40A) | Class: ASME Class 150 | L: 165 mm | H: 132 mm
150SCOHS 50ASize: 2 in (50A) | Class: ASME Class 150 | L: 203 mm | H: 156 mm
150SCOHS 65ASize: 2-1/2 in (65A) | Class: ASME Class 150 | L: 216 mm | H: 168 mm
150SCOHS 80ASize: 3 in (80A) | Class: ASME Class 150 | L: 241 mm | H: 185 mm
150SCOHS 100ASize: 4 in (100A) | Class: ASME Class 150 | L: 292 mm | H: 210 mm
150SCOHS 150ASize: 6 in (150A) | Class: ASME Class 150 | L: 356 mm | H: 250 mm
150SCOHS 200ASize: 8 in (200A) | Class: ASME Class 150 | L: 495 mm | H: 293 mm
150SCOHS 250ASize: 10 in (250A) | Class: ASME Class 150 | L: 622 mm | H: 340 mm
150SCOHS 300ASize: 12 in (300A) | Class: ASME Class 150 | L: 698 mm | H: 375 mm
150SCOHS 350ASize: 14 in (350A) | Class: ASME Class 150 | L: 787 mm | H: 415 mm
150SCOHS 400ASize: 16 in (400A) | Class: ASME Class 150 | L: 864 mm | H: 455 mm
150SCOHS 450ASize: 18 in (450A) | Class: ASME Class 150 | L: 978 mm | H: 508 mm
300SCOHS 40ASize: 1-1/2 in (40A) | Class: ASME Class 300 | L: 241 mm | H: 155 mm
300SCOHS 50ASize: 2 in (50A) | Class: ASME Class 300 | L: 267 mm | H: 164 mm
300SCOHS 65ASize: 2-1/2 in (65A) | Class: ASME Class 300 | L: 292 mm | H: 190 mm
300SCOHS 80ASize: 3 in (80A) | Class: ASME Class 300 | L: 318 mm | H: 205 mm
300SCOHS 100ASize: 4 in (100A) | Class: ASME Class 300 | L: 356 mm | H: 230 mm
300SCOHS 150ASize: 6 in (150A) | Class: ASME Class 300 | L: 444 mm | H: 280 mm
300SCOHS 200ASize: 8 in (200A) | Class: ASME Class 300 | L: 533 mm | H: 330 mm
300SCOHS 250ASize: 10 in (250A) | Class: ASME Class 300 | L: 622 mm | H: 370 mm
300SCOHS 300ASize: 12 in (300A) | Class: ASME Class 300 | L: 711 mm | H: 415 mm
300SCOHS 350ASize: 14 in (350A) | Class: ASME Class 300 | L: 838 mm | H: 491 mm
300SCOHS 400ASize: 16 in (400A) | Class: ASME Class 300 | L: 864 mm | H: 543 mm
600SCOHS 50ASize: 2 in (50A) | Class: ASME Class 600 | L: 292 mm | H: 195 mm
600SCOHS 65ASize: 2-1/2 in (65A) | Class: ASME Class 600 | L: 330 mm | H: 216 mm
600SCOHS 80ASize: 3 in (80A) | Class: ASME Class 600 | L: 356 mm | H: 240 mm
600SCOHS 100ASize: 4 in (100A) | Class: ASME Class 600 | L: 432 mm | H: 255 mm
600SCOHS 150ASize: 6 in (150A) | Class: ASME Class 600 | L: 559 mm | H: 338 mm
600SCOHS 200ASize: 8 in (200A) | Class: ASME Class 600 | L: 660 mm | H: 383 mm
600SCOHS 250ASize: 10 in (250A) | Class: ASME Class 600 | L: 787 mm | H: 447 mm
600SCOHS 300ASize: 12 in (300A) | Class: ASME Class 600 | L: 838 mm | H: 508 mm

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