4820-01-644-1808

System Pressure Regulating Valve email this page
ITAR Registered

Model or part number: 3291732-2-1

Pricing & Availability

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About this product
Refer to drawing for additional details

Description

Expansion Bypass Valve NSN 4820-01-644-1808.

pdf NSN 4820-01-644-1808 Datasheet

MRC:
The basic material of which the body is fabricated.AAFZ
Body Material:
Aluminum alloy or steel, corrosion resisting
MRC:
The maximum pressure of the media on the inlet side at which an item is designed to operate.AEVZ
Maximum Inlet Pressure Rating:
4.0 pounds per square inch
MRC:
An indication of whether or not a filter is included.AEWF
Filter:
Not included
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
F-35
MRC:
A value which expresses the degree of heat or cold as applied to the operation,or limitation of operation,of an item.AZKQ
Tempurature Rating:
Between -40.0 degrees fahrenheit and 240.0 degrees fahrenheit
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Azkq
MRC:
The name assigned to the item by the government agency or commercial organization controlling the design of the item.CXCY
Product Name:
Valve outline, shutoff - stpr mot, open loop air dump
MRC:
--
NIIN:
016441808
MRC:
--
NATO Stock Number:
4820-01-644-1808
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
Yes - DEMIL/MLI
Export Control Information  
FIIG:
--
FIIG:
A21100
MRC:
--
INC:
35896
MRC:
--
IMM:
AX
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All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

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Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

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Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 4820-01-644-1808

A value designed to automatically maintain within close limits a predetermined pressure within a closed system regardless of the higher fluctuating or constant inlet pressure. The excess pressure is by-passed to the accumulator or reservoir in lieu of passing through the entire system. It is designed primarily for use in refrigeration and air conditioning systems. Excludes valve, regulating, fluid pressure and valve, calibrated flow.

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8481809015
NAICS:
332911
End Use Class:
21180
SITC:
74780
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8481809015

Operating, For Controlling Variables Such As Temperature, Pressure, Flow and Liquid Level Regulator Valves, Self

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74780

Taps, Cocks, Valves and Similar Appliances, N.e.s.

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
127200
NMF Description:
Pressure Redcng Water Relief Valve
UFC:
64480
LTL:
85.0
LCL:
--
WCC:
594
TCC:
Z
SHC:
9
ADC:
A
ACC:
V

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 594

Pumps and parts, (machinery and parts),(less than 35 feet).

Air Commodity (ACC) V

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

Air Dimensions (ADC) A

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

Air Special Handling (SHC) 9

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
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