FULL-SFER

511L

SAFETY EXHAUST

Exhaust brass ball valve, full port with bleed hole, FNPT threaded, with latch lock handle.
• Pressure rating 200 psi.
• Temperature range -4°F to +350°F.
• ANSI B1.20.1 connections.
• Blow-out proof stem, chrome plated brass ball.
• RPTFE seats, seals and thrust washer.
• Adjustable stem packing.
• 100% electronically tested in the open position 80 psi.
• Valve to be used in fully open or fully closed position.
• With reference to OSHA requirement.
511L: LOCK HANDLE - size 1/4” to 2”.

Technical specifications

The Buna O-ring is fitted to the stem of the valve as the best possible protection against potential gas leakage under extreme 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	N.° pieces
1	BODY	BRASS C37700	1
2	END CONNECTION	BRASS C37700	1
3	BALL	BRASS C38500	1
4	STEM	BRASS C38500	1
5	HANDLE	FE DD 11 UNI EN 10111	1
6	SEAT BALL	RPTFE	2
7	THRUST WASHER/STEM SEAL	PTFE	2
8	PACKING GLAND	BRASS C38500	1
9	O-RING	NBR	1
10	O-RING	FKM	1
11	NUT	STEEL CL 04	2
12	PACKING GLAND	BRASS C38500	1
13	LOCKING DEVICE	FE DD11 UNI EN 10111	1

SIZE	ØP	ØF	A	B	h	ØH	I	L	L1	L2	R	CH	Cv	psi	Weight (Lbs)
1/4"	0.39	10-32 UNF	2.42	0.61	1.81	0.91	0.39	2.03	1.08	0.94	3.78	0.79	6.24	200	0.4
3/8"	0.39	10-32 UNF	2.42	0.61	1.81	0.91	0.41	2.03	1.08	0.94	3.78	0.79	6.94	200	0.36
1/2"	0.55	10-32 UNF	2.74	0.79	1.96	1.3	0.54	2.44	1.22	1.22	3.78	0.98	18.15	200	0.54
3/4"	0.75	10-32 UNF	3.35	0.96	2.38	1.54	0.55	2.72	1.36	1.36	4.84	1.22	32.37	200	0.89
1"	0.94	10-32 UNF	3.71	1.14	2.57	1.93	0.66	3.07	1.54	1.54	4.84	1.5	47.97	200	1.28
1 1/4"	0.94	0.18	3.66	1.02	2.64	2.05	0.68	3.31	1.67	1.63	4.84	1.89	41.27	200	1.65
1 1/2"	1.25	0.24	4.27	1.12	3.15	2.32	0.68	3.54	1.77	1.77	5.94	2.13	81.5	200	1.92
2"	1.56	0.28	4.76	1.36	3.4	2.87	0.7	4.07	2.03	2.05	5.94	2.64	124.28	200	2.69

Certifications

TSSA

Available media and videos

General Catalog

Pneumatic and electric actuated valve packages

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