4820-01-028-3480

Find complete technical information, availability, and procurement data for: 4820-01-028-3480
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-028-3480

Item Name Code

27565

Assigment Date

09/30/1976 (49 years ago)

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

threaded internal pipe first end connection type, unable to decode first end thread size and series/type designator, right-hand first end thread direction, plain first end style designator, air media for which designed

Product Characteristics

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

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
Third End Relationship With Preceding Ends: identical with first end
Fourth End Relationship With Preceding Ends: identical with first end
Flow Control Device: diaphragm
End Connection Quantity: 4
Mounting Facility: bracket
Outlet Pressure Range: +30.0 to 60.0 pounds per square inch
Regulation Type: automatic single stage
Valve Stem Design: single seat
Valve Loading Method: spring
Filter: not included

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
30549-B TYPE164	Fluid Pressure Regulating Valve
30549D164A6	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-028-3480?

The FSCG of the NSN 4820-01-028-3480 is 4820

Does the NSN 4820-01-028-3480 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-028-3480 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 4820-01-028-3480 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-028-3480 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 4820-01-028-3480 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Thu, Sep 30, 1976