256F300FS
Carbon Steel Full Port Ball Valve, Flanged Ends, Class 300, Fire Safe
256F150FS 256F300FS 256F600FS
DESIGN FEATURES
  • API 607 Fire Safe Design
  • NACE MR0103
  • Locking Device
  • ISO 5211 Mounting Pad
  • Anti-Static Device
  • Pressure Relief Vent on Ball
  • Lever & Worm Gear
Sizes 1/2" - 12"
Class Figure #
Pressures 150 256F150FS
300 256F300FS
600 256F600FS
Material A216 WCB
Ends Flanged
Trim TFM 1600 Seats; 316 Stainless Steel Trim; Low Emission Graphite Packing - 100 ppm; NACE MR0103; API 607 Fire Safe Design
Features ABS Certified; Locking Device; ISO 5211; Anti-Static Device; Pressure Relief Vent on Ball; Lever & Worm Gear; HNBR O-Rings on All 600# Designs
NO PART NAME QTY MATERIAL REMARKS
1 BODY 1 A216-WCB
2 CAP 1 A216-WCB
3 STEM 1 17-4PH
4 BALL 1 A351-CF8M
5 GLAND RING 1 A276-316
6 GLAND FLANGE 1 A351-CF8
7 SEAT RING 2 TFM1600
8 GASKET 1 SPW316+Graphite
9 GLAND PACKING 1S Teadit 2236+Expanded Graphite
10 THRUST WASHER 1 RTFE
11 CAP BOLT 1S A193-B7M
12 CAP NUT 1S A194-2HM
13 GLAND BOLT 2 A193-B8
14 SNAP RING 1 A686-W1 Ni Plated Only 3"
15 HANDLE 1 A536
16 STOPPER 1 A240-304
17 LOCKING PLATE 1 AISI 1020 Zn Plated
18 LOCKING BOLT 2 A307-B Zn Plated
19 TOP BOLT 1 A193-B8
20 TOP WASHER 1 A240-304
21 ANTI STATIC 1S A276-316L
22 FIRE SAFE TAG 1 PVC
23 NACE TAG 1 PVC
24 LOW EMISSION TAG 1 SS
NO PART NAME QTY MATERIAL REMARKS
1 BODY 1 A216-WCB
2 CAP 1 A216-WCB
3 STEM 1 17-4PH
4 BALL 1 A351-CF8M
5 GLAND RING 1 A276-316
6 GLAND FLANGE 1 A351-CF8
7 SEAT RING 2 TFM1600
8 GASKET 1 SPW316+Graphite
9 GLAND PACKING 1S Teadit 2236+Expanded Graphite
10 THRUST WASHER 1 RTFE
11 CAP BOLT 1S A193-B7M
12 CAP NUT 1S A194-2HM
13 GLAND BOLT 2 A193-B8
14 SNAP RING 1 A686-W1 Ni Plated Only 3"
15 HANDLE 1 CARBON STEEL
16 STOPPER 1 A240-304
17 HANDLE GUIDE 1 A536
18 SET SCREW 1 A193-B8
19 ANTI STATIC 1S A276-316L
20 FIRE SAFE TAG 1 PVC
21 NACE TAG 1 PVC
22 LOW EMISSION TAG 1 SS
Size PORT L E H ØI ØJ ØG T N ØM ØD Ød H1 h1 h2 Weight (lbs) CV (GPM) Torque (lbf.in) Body Bolts Torque (lbf.in)
1/2" 0.51 5.5 5.1 3.7 1.38 2.62 3.75 0.56 4 0.62 0.66 0.43 0.354 0.127 0.09 5.29 28 29 528
3/4" 0.75 6 5.1 3.89 1.69 3.25 4.62 0.62 4 0.75 0.66 0.43 0.354 0.127 0.09 7.93 61 38 528
1" 1 6.5 6.1 4.01 2 3.5 4.88 0.69 4 0.75 0.82 0.59 0.393 0.127 0.147 11.24 110 47 912
1 1/2" 1.496 7.5 9.1 5.19 2.88 4.5 6.12 0.81 4 0.88 1.14 0.82 0.472 0.16 0.18 23.8 260 298 3408
2" 2 8.5 9.1 6.1 3.62 5 6.5 0.88 8 0.75 1.14 0.82 0.472 0.14 0.16 31.3 505 446 4560
2 1/2" 2.5 9.5 14.7 5.7 4.12 5.88 7.5 1 8 0.88 1.417 1.1 0.511 0.155 0.2 46.73 817 364 4560
3" 2.99 11.12 14.7 6.57 5 6.62 8.25 1.12 8 0.88 1.417 1.1 0.511 0.155 0.2 62.83 1152 681 6840
4" 4 12 17.7 7.79 6.19 7.88 10 1.25 8 0.88 1.692 1.377 0.629 0.149 0.165 110.4 2135 867 9120
Size PORT L E H ØI ØJ ØG T N-ØM ØM ØD Ød H1 h1 h2 Weight (lbs) CV (GPM) Torque (lbf.in) Body Bolts Torque (lbf.in)
6" 5.984 15.86 23.6 12.2 8.5 10.62 12.5 1.44 12 0.88 2.08 1.77 0.787 0.145 0.165 227 5,048 4,208 20400
8" 7.992 19.75 31.5 14.56 10.62 13 15 1.62 12 1 2.44 2.04 0.984 0.185 0.2 385.8 9,319 9,282 38880

NOTE: The information and data in this product data sheet is provided on this website as a general guide only. The information and data displayed are accurate to the best of our knowledge, and may be revised at any time without notice. Ohio Valve Company assumes no responsibility for the accuracy of this information as displayed on this website. Contact Ohio Valve Company directly for the most current product dimensional data and general assembly drawings.

OVC General Products Catalog

Created as a desktop reference manual, our OVC General Products catalog provides an in-depth look at our entire product line, complete with design details and the registration numbers needed to get accurate quotes with our sales team or buy online at iValco.com.

DOWNLOAD PDF