49-21653

View detailed technical data, stock status, and sourcing information for: 49-21653
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-456-2949

Item Name Code

27565

Assigment Date

04/23/1969 (57 years ago)

straight thru body style, plain first end style designator, air media for which designed, threaded internal pipe first end connection type, unable to decode first end thread size and series/type designator

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Body Style: straight thru
Media For Which Designed: air
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Thread Size And Series/Type Designator: unable to decode
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Face To Face Distance: 2.125 inches nominal
Flow Control Device: diaphragm
End Connection Quantity: 2
Outlet Pressure Range: +0.0 to 60.0 pounds per square inch
Regulation Type: manual single stage
Manual Control Method: knob
Valve Stem Design: single seat
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 150.0 pounds per square inch
Outlet Pressure Accuracy Rating: 0.500 pounds per square inch
Filter: included
Temp Rating: 32.0 celsius minimum and 160.0 celsius maximum
Special Features: painted gray
Material: unable to decode
Surface Treatment: paint outside

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
49-21653	Fluid Pressure Regulating Valve
R-131-2	Fluid Pressure Regulating Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-00-456-2949?

The FSCG of the NSN 4820-00-456-2949 is 4820

Does the NSN 4820-00-456-2949 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-456-2949 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-00-456-2949 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-456-2949 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-00-456-2949 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Wed, Apr 23, 1969