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Fluid Pressure Regulating Valve

NSN: 4810-00-494-2557 | Model: 7720013-106
ITAR Registered seal

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed ga (es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen dilute demand; and VALVE(1) , fluid pressure regulating, aircraft.

NSN Properties and Flags
NATO Stock Number
4810-00-494-2557
DEMIL
Yes - ITAR Controlled
Body Material
Aluminum alloy
Body Style
Straight thru
Furnished Items
Automatic relief valve
Media For Which Designed
Nitrogen, gaseous
Second End Relationship With First End
Identical
Flow Control Device
Diaphragm
Regulation Type
Automatic single stage
Remote Actuation Method
Solenoid
Maximum Inlet Pressure Rating
75.0 pounds per square inch
End Application
Fire protection sys p/n 7720000; t.O. 13F7-10-3; nha 4V70028
Tempurature Rating
-65.0 degrees Fahrenheit and 160.0 degrees Fahrenheit
Criticality Code Justification
Feat
Special Features
Manufacturing suggested name: isolation valve; operating medium is gaseous nitrogen (GN2) and liquid NITROGEN(LN2); ambient temp -65 to +160 degs feh fluid temp -320 to +160 degrees feh pressure; opening 13.3 to 25.0 psig, working 65 psig, inlet 75 psig max, ambient 1.0 to 15.2 psia, closing 13.3 to 20.0 psig, proof 180 psig(all ports) burst 270 psig(all ports) , outlet 75 psig max; thermal relief cracking pressure 20 +OR-2PSID, full flow 25 psid max; rated flow 0.4235 LB/SECN2 saturated at 50 psia weight 4.60 lb max

Pricing and Availability

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NSN 4810-00-494-2557 Datasheet

Supply Class (FSC):
Powered Valves
Cross Reference:
  • 7720013-106
Cage Codes:
  • Parker Hannifin Corporation (CAGE 92003)
Schedule B & Trade:
  • Schedule B: 8481400000 (NAICS 332911)

    Safety or relief valves

  • SITC: 74740

    Safety or relief valves

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature but does have other critical feature (s) such as tolerance, fit restrictions or application.

Freight Information:
  • NMFC:

    127220 - Pressure reg/red/relief valves noi

  • WCC:

    576 - Metal and metal products, nos, (less than 35 feet)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LCL:

    P - 77.5

  • LTL:

    P - 77.5

  • SHC:

    Z - Other or no special handling required (sh)

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Flz
  • AAC
    C
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    U
  • MGMT_CTL
    SF8UC-N
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $15,609.44 to $26,015.73..
Does NSN 4810-00-494-2557 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force
What is the NIIN of NSN 4810-00-494-2557?
004942557 or 00-494-2557
Does NSN 4810-00-494-2557 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4810-00-494-2557?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jul 02, 1974