171M

Made in Italy
Brass ball valve, MNPT X FNPT threaded, full port.
• 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.
• P.T.F.E seats, seals, and thrust washer.
• Adjustable stem packing.
• 100% electronically tested in the open and closed position at 80 psi.
• Not to be used for drinking water.
• Valve to be used in fully open or fully closed position. 171M: LEVER HANDLE - size 1/4” to 1”. 172M: T-HANDLE - size 1/4” to 1”. 171MCR: CHROME PLATED - size 1/4” to 1”. 171MCRL: CHROME PLATED WITH LOCKING HANDLE - sizes 1/4” to 1”.
Technical specifications
Drawing
Materials
POSITION PART NAME MATERIAL N.° PIECES
1 BODY BRASS C37700 1
2 END CONNECTION BRASS C37700 1
3 BALL BRASS C37700 1
4 BALL SEAT P.T.F.E 2
5 THRUST WASHER/STEM SEAL P.T.F.E 2
6 O-RING NBR 1
7 PACKING GLAND BRASS C38500 1
8 NUT STEEL 6S 2
9 STEM BRASS C38500 1
10 HANDLE FE DD11 UNI EN 10111 1
Table
SIZE ØP I I1 L ØH CH R H CV PSI WEIGHT (LBS)
1/2” 0.59 0.54 0.53 2.85 1.3 0.98 3.78 1.85 18.84 600 0.52
1/4” 0.39 0.39 0.4 2.3 0.91 0.79 3.78 1.69 6.24 600 0.29
1” 0.98 0.66 0.68 3.62 1.93 1.5 4.76 2.48 49.71 600 1.27
3/4” 0.79 0.55 0.55 3.21 1.54 1.22 4.76 2.32 34.1 600 0.84
3/8” 0.39 0.41 0.41 2.32 0.91 0.79 3.78 1.69 6.94 600 0.34
Notes
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
Factory Mutual Research
Underwriters Laboratories Inc.
Technical Standards and Safety Authority
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