4820-00-347-8622

Restrictor Check Valve email this page
ITAR Registered

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Reference images of this national stock number
Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622 Reference of NSN 4820-00-347-8622

Model or part number: 8R7641-3

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About this product
Over-all dim.,2.250 in. Lg,0.688 in. Across flats

Description

Restrictor Valve NSN 4820-00-347-8622.

pdf NSN 4820-00-347-8622 Datasheet

MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a 1st end
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand 1st end
MRC:
The part that controls the flow through the item.ADQU
Flow Control Device:
Poppet
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the connection.AHNC
Connection Style:
Flared (tube) 1st end
MRC:
Indicates the type of connection/s/.AWLS
Connection Type:
Threaded external tube 1st end
MRC:
The installed position for which the item is designed.BBJX
Mounting Position:
Horizontal
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
20 1st end
MRC:
The maximum pressure at which the item is rated for operation.CQGM
Maximum Operating Pressure:
3000.0 pounds per square inch single response
MRC:
A designation that is used for the purpose of general identification of the thread.CQJX
Thread Size:
0.437 inches 1st end
MRC:
The angle of the end surface upon which the mated surface seats.CQRB
Seat Angle:
37.0 degrees 1st end
MRC:
The nominal length of a straight line which passes through the center of the accommodated tube,and terminates at the outside circumference.CWFD
Outside Diameter Tube Accommodated:
0.250 inches 1st end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Stainless steel flow control device
MRC:
The type of media for which the item is designed.MEDA
Media For Which Designed:
Air single response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Straight thru
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unf 1st end
MRC:
--
NIIN:
003478622
MRC:
--
NATO Stock Number:
4820-00-347-8622
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
Yes - DEMIL/MLI
Export Control Information  
FIIG:
--
FIIG:
A530B0
MRC:
--
INC:
20520
MRC:
--
IMM:
AX
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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 4820-00-347-8622

A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
127220
NMF Description:
Pressure Reg/red/relief Valves Noi
UFC:
64490
LTL:
77.5
LCL:
77.5
WCC:
594
TCC:
Z
SHC:
Z
ADC:
A
ACC:
A

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) A

Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft.

Air Dimensions (ADC) A

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

Air Special Handling (SHC) Z

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
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