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Pressure And Temperature Relief Valve

NSN: 4820-00-001-1673 | Model: A51E9005-3
ITAR Registered seal

A valve designed to release under excessive pressure and/or excessive temperature by opening at a predetermined pressure and/or temperature. Thermostatically operated valves close when the pressure is relieved or the temperature is reduced. Fusible plug valves require replacement of the plug. See also valve, safety relief and valve, regulating. Temperature.

NSN Properties and Flags
NATO Stock Number
4820-00-001-1673
DEMIL
Yes - ITAR Controlled (Code D)
Body Material
Aluminum alloy
Body Style
Straight thru
Tempurature Rating
550.0 degrees fahrenheit
Media For Which Designed
Air
First End Connection Type
Threaded internal tube
Second End Relationship With First End
Not identical
End Connection Quantity
2
Opening Pressure Setting
80.0 pounds per square inch
Tempurature Adjustability
Adjustable
Tempurature Control Device Type
Thermostatic
Reference Number Differentiating Characteristics
As differentiated by the source control dwg no.

Pricing and Availability

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NSN 4820-00-001-1673 Datasheet

Supply Class (FSC):
Nonpowered Valves
Cross Reference:
  • A51E9005-3
  • 898246-3-1
  • A51E9005-3
  • 898246-3-1
Cage Codes:
  • Northrop Grumman Systems Corporation (CAGE 61174)
  • Honeywell International Inc. (CAGE 59364)
  • Northrop Grumman Systems Corporation (CAGE 26512)
  • Honeywell International Inc. (CAGE 99193)
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 hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

CRITL

- The item does not have a critical feature such as tolerance, fit restrictions or application. nuclear hardness properties have not been determined (not valid for input).

Freight Information:
  • NMFC:

    127220 - Pressure reg/red/relief valves noi

  • WCC:

    594 - Pumps and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

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

  • LCL:

    P - 77.5

  • LTL:

    P - 77.5

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
    Nrp
  • AAC
    V
  • Quantity per pack
    No qup
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    7
  • MGMT_CTL
    7rpfar9
  • Repariability
    (1) iram program intensive management reparables (2) material (expendable ordnance) requiring lot and serial-# control but which is reported by serial-# only.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $26,422.50 to $44,037.50..
Does NSN 4820-00-001-1673 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 Navy
What is the NIIN of NSN 4820-00-001-1673?
000011673 or 00-001-1673
Does NSN 4820-00-001-1673 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-00-001-1673?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 27, 1972