4820-01-055-7644

Find complete technical information, availability, and procurement data for: 4820-01-055-7644
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-055-7644

Item Name Code

33858

Assigment Date

02/11/1978 (48 years ago)

That portion of a handset which is shaped to be grasped during use, and which contains provisions for mounting or inclosing the electrical elements. It may include items such as contacts, capacitors, resistors, switch, or have dial and/or switch, or have dial and/or switch mounting facilities. May include transmitting or earphone element but not both. See also handset.

13 component quantity, 09990 622497 poppet load 1;09990 612652 spring 1;09990 109x114t washer 2;09990 104x114a o-ring 1;09990 622652 poppet check 1;09990 622654 cap 1;09990 104x117a o-ring 1;09990 622653 cap 1;09990 105x8l o-ring 1;09990 109x115t washer 1;09990 104x115a o-ring 1;09990 635052 seat 1 supply items and quantities, w14 end item identification, 10988 end item source, loader end item name

Product Characteristics

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

End Item Identification: w14
Component Quantity: 13
Supply Items And Quantities: 09990 622497 poppet load 1;09990 612652 spring 1;09990 109x114t washer 2;09990 104x114a o-ring 1;09990 622652 poppet check 1;09990 622654 cap 1;09990 104x117a o-ring 1;09990 622653 cap 1;09990 105x8l o-ring 1;09990 109x115t washer 1;09990 104x115a o-ring 1;09990 635052 seat 1
End Item Source: 10988
End Item Name: loader

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
636347	Check Valve Parts Kit
L35321	Check Valve Parts Kit

FAQs

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

What is the FSCG of the NSN 4820-01-055-7644?

The FSCG of the NSN 4820-01-055-7644 is 4820

Does the NSN 4820-01-055-7644 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-055-7644 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 4820-01-055-7644 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-055-7644 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 4820-01-055-7644 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Feb 11, 1978