4820-00-551-1321

Find complete technical information, availability, and procurement data for: 4820-00-551-1321
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-551-1321

Item Name Code

27489

Assigment Date

01/01/1963 (63 years ago)

plain first end style designator, 0.125 inches first end nominal pipe size accommodated, "tee give "adql" and "adqm" only when flanged all ends" body style, threaded internal pipe first end connection type, 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.

Body Style: "tee give "adql" and "adqm" only when flanged all ends"
Media For Which Designed: air
First End Connection Type: threaded internal pipe
First End Style Designator: plain
First End Nominal Pipe Size Accommodated: 0.125 inches
First End Thread Direction: right-hand
Second End Relationship With First End: identical
Second End Style Designator: plain
Second End Nominal Pipe Size Accommodated: 0.125 inches
Second End Thread Direction: right-hand
Third End Relationship With Preceding Ends: identical with first end
Third End Style Designator: plain
Third End Nominal Pipe Size Accommodated: 0.125 inches
Third End Thread Direction: right-hand
Flow Control Device: needle
End Connection Quantity: 3
Temp Adjustability: not adjustable
Body Material: aluminum alloy
Surface Treatment: anodize outside

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
6615-00-515-4886	No Name Available	04/13/1966

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
275205	Vacuum Regulating Valve
32F3094	Vacuum Regulating Valve
4561-1 1-8	Vacuum Regulating Valve
4561L2-1-8D	Vacuum Regulating Valve
A5-2339-10	Vacuum Regulating Valve
A6-339-6	Vacuum Regulating Valve
K1809-1-8	Vacuum Regulating Valve
K1809-3	Vacuum Regulating Valve
MS28056	Vacuum Regulating Valve
MS28056-1	Vacuum Regulating Valve
SA10928	Vacuum Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-551-1321?

The FSCG of the NSN 4820-00-551-1321 is 4820

Does the NSN 4820-00-551-1321 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809050

Does NSN 4820-00-551-1321 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 4820-00-551-1321 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-00-551-1321 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 4820-00-551-1321 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963