Needle: A wide range of flow adjustment
is possible because of the fine
thread, tapered needle. Unwanted
changes in adjustment are prevented by a locknut. A knurled knob
is standard; a tamperproof
adjustment key is available.
Specifications:
Maximum Operating Pressure
(Non-Shock Service)
- Brass—2,000 PSI
- Carbon Steel — 5,000 PSI
Operating Temperature Range
(O-Ring Packing)
Threads
- NPTF Standard, 1/8”, 1/4”, 3/8” and 1/2”.
Materials
- Housing, Plug, Body — Hexagon Brass, Hexagon
Carbon Steel
- Needle —416 Stainless Steel on Steel Valves
- Needle — Brass on Brass Valves
- Back-up Washer — Teflon
- Knob — Aluminum
- Tamperproof Key — Cadmium Plated Steel
Ball — Stainless Steel
Retainer — Stainless Steel
- Spring — Stainless Steel