36

500

500 SERIES

• 100% helium leak tested to 1 x 10-4 ml/s for performance and reliability

• Replaceable Acetal seat and straight through porting for bidirectional, high

capacity flow and easy roddable cleaning

• Blow-out proof stem provides a secondary stem seal in the full open position

• FKM o-ring seal and PTFE back-up ring below the stem threads to protect from

corrosion and galling; PTFE packing optional (certain NPT sizes only)

• All stem threads are rolled for strength and ease of operation

• One-piece bonnet with a metal-to-metal seal to the valve body below the

bonnet threads

• Slotted spring pin to prevent accidental loosening

• Vinyl dust cap for bonnet and stem (non-packing)

Standard, Soft Seat

Needle V alves

NOTE: All NOSHOK valve products conform to the MSS SP-99 instrument valves standards, and valves supplied with packing

also conform to MSS SP-132 compression packing systems for instrument valves standard.

Materials

Zinc-Nickel plated Steel, electropolished

316 Stainless Steel*

Connections

1/4", 3/8", 1/2", 3/4", 1", 1-1/4" & 1-1/2" NPT

Male-female & Female-female configurations

Pressure rating

6,000 psi @ 200 °F

Orifice sizes

1/4" - 1/2" NPT: 0.187"

3/4" - 1-1/2" NPT: 0.438"

Flow coefficient

1/4" - 1/2" NPT: CV 0.76

3/4" - 1-1/2" NPT: CV 4.0

Stem seal & type

All 316 Stainless Steel stems with FKM o-ring and

PTFE back-up ring below the threads, PTFE

packing optional for 1/4", 3/8" & 1/2" NPT only

Options

Panel mountings, o-ring materials, handles,

packings, regulating stem and stem tips

Weight

Approximately 1.3 lb. up to 1/2"

Approximately 4.5 lb. Large Hex, Female-Female

Approximately 6 lb. Large Hex, Male-Female

SPECIFICATIONS

* All 316SS products meet the requirements of NACE MR0175/ISO 15156-3.

WARNING: This product can expose you to chemicals including Lead and Nickel, which are 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

NOSHOK,Inc. 1010 W. Bagley Road | Berea, OH 44017 | Ph 440.243.0888 | Fax 440.243.3472