Del Val Controls, Inc.
Del Val Controls, Inc.
Mailing Address:
P.O. Box 3091
West Chester, PA 19381
Location:
640 Snyder Ave. Unit E
West Chester, PA 19382
Phone: 888-584-0191
Fax: 610-431-4339
E-Mail: sales@delvalcontrols.com
Website: www.delvalcontrols.com
Print Back
  • Bleed valves provide a convenient means to relieve process pressures trapped between a shut off valve and the instrument
  • Uses the same bonnet assemblies of the 100/150 Series mini valves with an integrated single threaded body for insertion in vent port
  • Soft tip valves feature a patented Acetal non-rotating soft tip stem, and a back-up metal-to-metal seal (U.S. Patent 6,820,857)
800/850 Series Bleed Needle Valves with Hard Seat and Soft Tip
Unit of Measure
Items 800/850 Series Bleed Needle Valves with Hard Seat and Soft Tip
802-MB
1/4" National Pipe Thread (NPT), Male, Brass, Hard Seat 0.159" Bleed Port Valve 		800/850 Series Bleed Needle Valves with Hard Seat and Soft Tip
802-MC
1/4" National Pipe Thread (NPT), Male, Steel, Hard Seat 0.159" Bleed Port Valve 		800/850 Series Bleed Needle Valves with Hard Seat and Soft Tip
802-MS
1/4" National Pipe Thread (NPT), Male, 316 Stainless Steel, Hard Seat 0.159" Bleed Port Valve 		800/850 Series Bleed Needle Valves with Hard Seat and Soft Tip
804-MC
1/2" National Pipe Thread (NPT), Male, Steel, Hard Seat 0.159" Bleed Port Valve 		800/850 Series Bleed Needle Valves with Hard Seat and Soft Tip
804-MS
1/2" National Pipe Thread (NPT), Male, 316 Stainless Steel, Hard Seat 0.159" Bleed Port Valve
Description N/A
  • Bleed valves provide a convenient means to relieve process pressures trapped between a shut off valve and the instrument
  • Uses the same bonnet assemblies of the 100/150 Series mini valves with an integrated single threaded body for insertion in vent port
  • Soft tip valves feature a patented Acetal non-rotating soft tip stem, and a back-up metal-to-metal seal (U.S. Patent 6,820,857)
Type N/A Needle Valve
Series N/A 800
Connection Size N/A 1/4 in N/A 1/4 in N/A 1/4 in N/A 1/2 in N/A 1/2 in
Material N/A 360 Brass N/A Zinc-Nickel Plated Steel N/A Electropolished 316 Stainless Steel N/A Zinc-Nickel Plated Steel N/A Electropolished 316 Stainless Steel
Stem Seal and Type N/A All 316 stainless steel stems with Fluorocarbon (FKM) o-ring and Polytetrafluoroethylene (PTFE) back-up ring below the threads, Polytetrafluoroethylene (PTFE) or Graphite (800 Series only) packing optional
Pressure Ratings at 200 Degree Fahrenheit (ºF) Temperature N/A 6,000 psi N/A 10,000 psi N/A 10,000 psi N/A 10,000 psi N/A 10,000 psi
Weight N/A 0.4 lb
Seat N/A Hard Seat
Packings1 N/A
Stem Tips Material N/A Ball (440C Stainless), Ball (Carbide), Ball (Ceramic), Ball (Monel)
Handles N/A 2-1/2" "T", 1-3/8" Phenolic, 1-3/4" Phenolic
Warranty N/A 3 y
Valve Type N/A Male
Valve Material N/A Brass N/A Steel N/A Stainless Steel N/A Steel N/A Stainless Steel
Additional Options N/A
Prop 65 Warnings N/A
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
Limitations Which Apply Are N/A These units must be operated within the catalogued environmental and application parameters. Determination of failure will be made by NOSHOK, Inc.'s equipment and personnel or a certified test facility specializing in this type of evaluation.

In keeping with and for purposes of product and/or manufacturing process improvements, NOSHOK, Inc. reserves the right to make design changes without prior notice.
Additional Information N/A
  • 100% helium leak tested to 1 x 10-4 ml/s for guaranteed performance and reliability 10,000 psi hard seat pressure rating at 200 ºF
  • FKM o-ring seal and PTFE back-up ring below the stem threads to protect from corrosion and galling; PTFE or Graphite (800 Series only) packing optional
  • All stem threads are rolled for strength and ease of operation
  • 0.159" bleed port
  • Patented body-to-bonnet, metal-to-metal seal is designed to significantly increase the pressure range of the valve (U.S. Patent 7,758,014)
Installed Options and Accessories N/A
  • Packing (If a packing option is chosen, maximum pressure rating is 6,000 psi. Refer to the Pressure vs. Temperature: Packing Style with Compatible Fluid chart Options Reference Chart)
    • PTFE (P1)
    • Graphite (P2)
  • Stem Tips
    • Non-rotating (316 Stainless Steel) (T1)
    • Acetal (T2)
    • Ball, 440C Stainless Steel (T5) - For 800 Series only
    • Ball, carbide (T6) - For 800 Series only
    • Ball, ceramic (T7) - For 800 Series only
    • Ball, Monel (T8) - For 800 Series only
  • O-Rings (Other o-ring materials available on request)
    • EPDM (EM1)
    • FFKM (Perfluoroelastomer) 3018 or equivalent (KZ1)
    • NBR (NB1)
  • Handles
    • 2-1/2" T-Handle (HL2) - For 800 Series only
    • 1" Round Knurled Handle (HL3)
    • 1-3/8" Phenolic Handle (HL4) - For 800 Series only
    • 1-3/4" Phenolic Handle (HL5) - For 800 Series only
  • Cleaning For Oxygen Service (Stainless Steel & Brass Only)
Assembly Options N/A NOSHOK offers multiple assembly options to meet your specific system requirements. Consult factory to discuss your customized solution.
Note N/A Please note that the standard o-ring in all the NOSHOK valves is FKM and the standard handles are 1" round knurled handles (HL3) on brass, and 1-3/8" mini "T" handles (HL7) on stainless steel and steel.

The handle material will always match the material of the valve, unless otherwise specified. For example, the mini "T" handle (HL7) on the 802-MC will be steel. When only the standard configuration is needed, no additional designations are necessary. Please consult the factory for special application requests.

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.
Stock N/A Yes N/A N/A N/A Yes N/A
  • 1 If a packing option is chosen, maximum pressure rating is 6,000 psi. Refer to the "Pressure vs Temperature: Packing Style with Compatible Fluid" chart.