540905-49

54090549 Fluid Flow Restrictor Unit

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Datasheet. 540905-49 specification

Body Material
The basic material of which the body is fabricated.

cres, ams 5639 per united aircraft spec no HS178

Overall Length
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.

1.560in. ⁓1-9/16"

Diameter
The length of a straight line which passes through the center of a circular figure or body,and terminates at the circumference.

0.496in. and 0.498in.

Operating Temp Range
The minimum and maximum limits of temperature at which the item is rated for operation.

not rated

Orifice Diameter
The length of a straight line which passes through the center of the orifice,and terminates at the circumference.

0.017in.

Design Type
Indicates the design type of the item.

straight

Screening Material
The element,compound,or mixture of which the screening is fabricated,excluding any surface treatment.

steel, corrosion resisting

End Connection Type
Indicates the type of end connection.

any acceptable

End Connection Similarity
An indication of whether or not the end connections are identical.

not identical

Pressure Rating
The pressure at which an item is designed to operate.

300.0 pounds per square inch and 350.0 pounds per square inch

Strainer Type And Quantity
Indicates the type and number of strainers provided.

2 screen

Valve Size
Designates the size of the valve.

any acceptable

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

49 pph flow rate for hydrocarbon fluids

Surface Treatment
Consists of plating,dip,and/or coating that cannot be wiped off.plating and/or coating is any chemical and/or metallic additive,electrochemical,or mild mechanical process which protects a surface.

passivated

Answers.

What is the NSN for 540905-49?

4730-00-654-2349

What's the federal classification of 540905-49?

FSC 4730 ⁓ Hose, pipe, tube, lubrication, and railing fittings

Excluding air conditioning-heating fittings (fsc 4520); bituminized fiber and concrete fittings (fsc 5630); conduit boxes and fittings (fsc 5975); downspout fittings (fsc 5670); medical and surgical fittings (fsc 6515); laboratory fittings (fsc 6640); post caps and rail ends (fsc 5660); machine thread bushings and plugs (fsc 5365).

NSN 4730-00-654-2349 RESTRICTOR UNIT,FLUID FLOW

49 pph flow rate for hydrocarbon fluids 1.560" overall length

NIIN
006542349
NIIN Date
01/01/63
Schedule B
 
Name Code
20933
FIIG
T359-C
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
Metal content unknown
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Major End Users Countries and entities

  • - Italy 
  • - Turkey 

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Similar by Design Other restrictor units with similar characteristics

Nothing similar to this part number was found in our inventory

540905-49 / Restrictor unit,fluid flowWhat is the formal definition of this item?

An assembly consisting of an orifice in a fixed plate, disk, or tube with screens or filters on one or both sides, depending on the direction of filtered flow. see restrictor, fluid flow.