FULL-SFER

250N SRL

Made in Italy

DEADMAN SPRING RETURN

Deadman spring ball valve, full port, FNPT threaded.
• Pressure rating 600 WOG-150 WSP.
• Temperature range -4°F to +366°F.
• ANSI B1.20.1 connections.
• Blow-out proof stem, chrome plated brass ball ball and and double O-ring stem packing.
• PTFE seats with O-ring backing for low operating torque.
• Adjustable spring return lever.
• 100% electronically tested in the open and closed position at 80 psi.
• Not to be used for drinking water.
250N SRL: size 1/4” to 3”.

Technical specifications

The Buna O-ring is fitted to the stem of the valve as the best possible protection against potential gas leakage underextreme duty or low pressure applications.

A secondary PTFE stem seal will also assure that the valve is suitable for use up to 366°F.

Position Part name Material
1 HANDLE HEAD ASTM A351-CF8M
2 ANCHOR ASTM A351-CF8M
3 ANCHOR SCREW AISI 316
4 SPRING ROD AISI 316
5 SPRING AISI 301
6 HANDLE EXTENSION AISI 304
7 SLEEVE VINYL
8 WASHER AISI 304
9 HEX NUT AISI 304
10 SOCKET HEAD SCREW AISI 304
SIZE L1 〼B D ISO 5211 HANDLE TORQUE (In/Lbs) E D L Break Torque (in/Lbs)
1/4" 6.7 0.35 F03 132 1.78 1.28 2.64 3.06
3/8" 6.7 0.35 F03 132 1.78 1.28 2.64 3.04
1/2" 6.7 0.35 F03 132 1.78 1.28 2.64 2.93
3/4" 6.7 0.35 F03 132 1.86 1.36 3 3.13
1" 6.7 0.35 F03 132 2.29 1.79 3.35 3.84
1 1/4" 6.7 0.35 F03 132 2.43 1.93 3.66 4.48
1 1/2" 8.65 0.43 F05 177 3.02 2.52 4.13 6.7
2" 8.65 0.43 F05 177 3.38 2.88 4.8 6.95
2 1/2" 11 0.55 F07 487 3.99 3.49 6.1 15.27
3" 11 0.55 F07 487 4.35 3.85 6.89 19.08

WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov.

Certifications
TSSA
Back to catalog