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Pipe Valve Features:
  • P Series valve design provides in-line pipe connections for 1/4” to 1” pipe sizes.1/8 connections offset.
  • Rising stem/barstock body design.
  • Non-rotating stem prevents stem/seat galling (1/8" NPT rotating stem design).
  • Metal-to-metal seating achieves bubble-tight shut-off, longer stem/seat life in abrasive flow, greater durability for repeated on/off cycles and excellent corrosion resistance.
  • PTFE (Teflon) encapsulated packing provides dependable stem and body sealing.
  • Stem sleeve and packing gland materials have been selected to achieve extended thread cycle life and reduced handle torque.
  • Choice of Vee or Regulating stem tips.
  • Operating temperature range from 0°F (-17°C) to 400°F (204°C).
Autoclave valves are complemented by a complete line of fittings, tubing, check valves and line filters.

Panel mounting drill size: 0.22" all valves.
All dimensions for reference only and subject to change.
For prompt service, Autoclave stocks select products. Consult factory.
All general terms and conditions of sale, including limitations of our liability, apply to all products and services sold.
Unit of Measure

Pressure Rating at Room Temperature

 N/A 10000 psi690 bar

Pipe Size

 N/A 3/4 in19.05 mm

Stem Type

 N/A VEE

Valve Pattern

 N/A 2-Way Straight

Connection Type

 N/A Pipe

Orifice Diameter

 N/A 0.438 in11.13 mm

A - Width

 N/A 3.50 in88.90 mm

B - Length

 N/A 1.75 in44.45 mm

D - Height

 N/A 2.63 in66.80 mm

E - Height

 N/A 3.75 in95.25 mm

F - Length

 N/A 10.25 in260.35 mm

G - Packing Gland Mounting Hole Drill Size

 N/A 1.12 in28.45 mm

G1 - Bracket Mounting Hole Size

 N/A 0.44 in11.18 mm

H - Height

 N/A 7.00 in177.80 mm

M - Length

 N/A 0.88 in22.35 mm

N - Height

 N/A 0.63 in16.00 mm

Block Thickness

 N/A 1.75 in44.45 mm

Rated Cv

 N/A 2.50

N/A Extreme Temperatures
Standard Autoclave valves with Teflon packing may be operated to 450°F (232°C).High temperature packing and/or extended stuffing box are available for service from 0°F (-17.8°C) to 650°F (343°C) by adding the following suffixes to catalog order number.†
TG - standard valve with Teflon glass packing to 600°F (316°C).
GY - standard valve with graphite braided yarn packing to 650°F (343°C).
B - standard valve with cryogenic trim material and Teflon packing to -100°F (-73°C).

†Autoclave Engineers does not recommend pipe connections below 0°F (-17.8°C) or above 400°F (204°C). For additional valve options, contact your Sales Representative.

N/A Repair Kits:
add “R” to the front of valve catalog number for proper repair kit. (Example: R15P4071 or R10P12071)

Valve Bodies:
Valve bodies are available. Order using the eight (8) digit part number found on the valve drawing or contact your Sales Representative for information.

Consult your Autoclave representative for pricing on repair kits and valve bodies. Refer to the Tools, Installation, Operation and Maintenance section for proper maintenance procedures.