Oxygen System Pressure Regulating Valve

NSN: 4820-01-648-3633 | Model: 1656121-1

A valve used to automatically maintain within close limits a predetermined pressure within an oxygen system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is bypassed to the accumulator or reservoir in lieu of passing through the entire system. It is specifically designed and/or cleaned for oxygen systems. Excludes valve, regulating, system pressure; valve regulating, fluid pressure and valve, calibrated flow.

NSN Properties and Flags

NATO Stock Number

4820-01-648-3633

DEMIL

End Application

Oxygen generating system (obogs) for t-50 aircraft;

Part Name Assigned By Controlling Agency

Valve assembly, slide

Pricing and Availability

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Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 4820-01-648-3633 Datasheet

Supply Class (FSC):

Nonpowered Valves

Cross Reference:

1656121-1

Cage Codes:

Carleton Life Support Systems Inc. (CAGE 99251)

Schedule B & Trade:

Schedule B: 8481809015 (NAICS 332911)

Regulator valves, self-operating, for controlling variables such as temperature, pressure, flow and liquid level
SITC: 74780

Taps, cocks, valves and similar appliances, n.E.S.
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.

ESD

A - No known electrostatic discharge (esd) or electromagnetic interference (emi) sensitivity.

ADPE

- Represents items with no adp components

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 4820-01-648-3633 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Republic Of Korea
What is the NIIN of NSN 4820-01-648-3633?
016483633 or 01-648-3633
Does NSN 4820-01-648-3633 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 4820-01-648-3633?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Sep 22, 2015