SERIES 4300-S MINI TWO STAGE
PRESSURE REDUCING REGULATOR

Description:

This miniature, two stage (1st stage piston, 2nd stage Elgiloy® SS diaphragm) regulator, is intended for high purity, low-flow gas services, regulating a broad range of media compatible with materials of construction.  The numerous configurations available make it ideal for use in labs, industrial monitors, and with disposable/transportable gas cylinders.

♦ The Model 4300-S Regulator shown is nickel plated brass with a 1/4 FNPT inlet port, 1/8 FNPT outlet port and inlet and outlet gauges.

Features:

• Special Elgiloy® SS diaphragm reduces gas contamination and diffusion
• Precise, stable delivery pressure even as the supply pressure decreases
• Low internal volume promotes quick gas flow stabilization and purging
• Models are available for both corrosive and non-corrosive service
• Major components available in numerous materials
• Machined bar stock body, interstage, bonnet and piston eliminates porosity found in castings
• Numerous porting configurations are available
• Integral inlet filter
• Compact size (1.25 in. diameter x 4.7 in. high)
• Extremely light weight
• Very competitive pricing

Specifications:

♦ Maximum Inlet Pressure: 3000 PSI

♦ Outlet:

• 0-10 PSIG

• 0-50 PSIG

• 0-100 PSIG

♦ Leak Rate: Bubble Tight

♦Weight:

• Approx. 9 oz. for Aluminum

• Approx. 1.5 lbs for Brass and SS

Porting:

♦Inlet Connection:

• 1/8" FNPT

• 1/4" FNPT

• C-10 (5/8"-18 UNF)

• All Available CGA Connections

♦Outlet Connection:

• 1/8" FNPT

• 1/8" MNPT

• 1/8" Hose Barb

• 3/16" Hose Barb

• 1/4" Hose Barb

Optional Items:

• Inlet and/or Outlet Gauges
• Anodized Colors for Aluminum Bodies and Bonnets
• Private Label

Materials of Construction:

♦Body:

• SAE 360 Brass

• Nickel Plated SAE 360 Brass

• 303 Stainless Steel

• 6061-T6 Aluminum / Clear Anodized

♦Interstage: Same as Body

♦Bonnet: Same as Body

♦Piston:

• SAE 360 Brass

• 303 Stainless Steel

• 6061-T6 Aluminum

♦Diaphragm:

• Elgiloy® High Strength Cobalt Chromium-Nickel SS

♦Piston Seals:

• Viton®

• EPDM

• Neoprene

• Buna N

♦Valve Seat: Teflon®

♦Inlet Filter: 40 Micron Sintered 316 SS

(Dimensions are in inches)