AA59440/5-021

View detailed technical data, stock status, and sourcing information for: AA59440/5-021

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AA59440/5-021
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-272-3332
Item Name Code
16988
Assigment Date
01/01/1963 (63 years ago)

An item with one mounting end and one free flowing end with a metal to metal valve closure. It is designed to drain fluids from radiators, boilers, and similar items.

0.125 inches 1st end nominal pipe size accommodated, manual valve operation method, right-hand 1st end thread direction, plug flow control device, plain (pipe) 1st end connection style

Product Characteristics

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

Nominal Pipe Size Accommodated
0.125 inches 1st end
Thread Direction
right-hand 1st end
Flow Control Device
plug
Connection Style
plain (pipe) 1st end
Valve Operation Method
manual
Connection Type
threaded external pipe 1st end
Nominal Thread Size
0.125 inches 1st end
Material
copper alloy overall
Style Designator
angle
Thread Series Designator
nptf 1st end
Nondefinitive Spec/Std Data
1 type and a style and 3 design

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-137-1628 No Name Available 09/01/2023
4820-00-469-4979 No Name Available 08/01/1979

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
A-A-59440/5 Drain Cock
AA59440/5-021 Drain Cock
GCP 318 PIECE 2 Drain Cock
MS35787-1 Drain Cock
S4804-983050 PI Drain Cock

FAQs

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

What is the FSCG of the NSN 4820-00-272-3332?
The FSCG of the NSN 4820-00-272-3332 is 4820
Does the NSN 4820-00-272-3332 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-272-3332 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 4820-00-272-3332 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-272-3332 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 4820-00-272-3332 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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