Restrictor Check Valve NSN 4820-01-112-3895

Item Description

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.

NSN: 4820-01-112-3895

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Features and Characteristics

Thread Class

3a 1st end

Thread Direction

Right-hand 1st end

Flow Control Device

Disk

Connection Style

Flareless 2nd end

Valve Operation Method

Automatic

Connection Type

Threaded external tube 2nd end

Mounting Position

Horizontal

Thready Qty Per Inch (tpi)

20 2nd end

Maximum Operating Pressure

1750.0 pounds per square inch single response

Thread Size

0.438 inches 1st end

Seat Angle

37.0 degrees 1st end

Special Features

One end with four slots spaced 90 degrees apart; square wrenching feature, with one 0.047 in. Diameter hole across each corner, 0.810 in. Square across corner flats, with lockwire and nameplate tag through one corner hole

Material

Steel comp 630

Material Specification

Ams 5643 assn standard single material response

Media For Which Designed

Hydraulic fluid, petroleum base single response

Style Designator

Straight thru

Thread Series Designator

Unj 2nd end

FSC

4820 Nonpowered Valves

NIIN

011123895

NSN

4820011123895

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

94933-1450

Cage Code:

26044

Status:

MSDS:

Part Number:

C7932

Cage Code:

81755

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481302090
NAICS: 332911
SITC: 74730
Description: Check valves of steel
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-112-3895

What are the manufacturers of nsn 4820011123895?

Saf Industries Llc (26044)
Lockheed Martin Corporation (81755)

Does this nsn 4820011123895 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820011123895
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.

Does nsn 4820011123895 contain any precious metals?
No precious metal content.

Does nsn 4820011123895 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820011123895?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

20520

FIIG:

A530B0

App. Key:

Cond. Code:

Status:

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On Time Delivery
Certificate of Conformance
Quality Inspected Parts
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