4820-01-508-6521

Find complete technical information, availability, and procurement data for: 4820-01-508-6521
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-508-6521

Item Name Code

46201

Assigment Date

05/29/2003 (23 years ago)

An item designed to collect infrared energy and direct it to a scanner or appropriate receiver. May have switching lenses and/or switches that sense the field of view and pass this data to the night sight.

assembly consists of: hose adaptor, ni-cu alloy, 535-916-02-320 1pc.; hose, monel-rubber, 499-0916-01 1pc.; hose adaptor, ni-cu alloy, 533-00-0007-320 1pc.; shut-off valve, ni-cu alloy, 578-43s6bkb-320 1pc.; tube adaptor, ni-cu alloy, 533-00-0002-320 1pc.; gasket, synthetic fiber, 073-01-01-422 1pc.; air release valve, bronze, 580-04-250 1pc.; bolt, ni-cu alloy, 800-0500-18-320 4pcs.; nut, ni-cu alloy, 830-0500-320 4pcs.; o-ring, viton, 700-904-4330 2pcs.; o-ring, viton, 700-906-4330 1pc.; flange, silicone bronze, 516-100-00-276 1pc.; steel bracket is supplied by customer special features, copper alloy body material, 2 valve quantity, pump valve assembly end item identification

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: pump valve assembly
Valve Quantity: 2
Body Material: copper alloy
Special Features: assembly consists of: hose adaptor, ni-cu alloy, 535-916-02-320 1pc.; hose, monel-rubber, 499-0916-01 1pc.; hose adaptor, ni-cu alloy, 533-00-0007-320 1pc.; shut-off valve, ni-cu alloy, 578-43s6bkb-320 1pc.; tube adaptor, ni-cu alloy, 533-00-0002-320 1pc.; gasket, synthetic fiber, 073-01-01-422 1pc.; air release valve, bronze, 580-04-250 1pc.; bolt, ni-cu alloy, 800-0500-18-320 4pcs.; nut, ni-cu alloy, 830-0500-320 4pcs.; o-ring, viton, 700-904-4330 2pcs.; o-ring, viton, 700-906-4330 1pc.; flange, silicone bronze, 516-100-00-276 1pc.; steel bracket is supplied by customer

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
250-1100001	Valve Assembly

FAQs

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

What is the FSCG of the NSN 4820-01-508-6521?

The FSCG of the NSN 4820-01-508-6521 is 4820

Does the NSN 4820-01-508-6521 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-508-6521 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 4820-01-508-6521 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-508-6521 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 4820-01-508-6521 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Thu, May 29, 2003