751-6402002-4

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751-6402002-4
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-475-2189
Item Name Code
77777
Assigment Date
05/25/2000 (26 years ago)

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes:valve (1), relief, pressure and temperature.

quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items reference number differentiating characteristics, dwg cc:mail 7/26/95 end item identification, zzzy criticality code justification

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
dwg cc:mail 7/26/95
Criticality Code Justification
zzzy
Reference Number Differentiating Characteristics
quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items

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
211092470 Stop Bolt Assembly
211092470L1 Stop Bolt Assembly
751-6402002 FIND4 Stop Bolt Assembly
751-6402002 FIND4L1 Stop Bolt Assembly
751-6402002 ITEM 4 Stop Bolt Assembly
751-6402002 ITEM 4L1 Stop Bolt Assembly
751-6402002-4 Stop Bolt Assembly
751-6402002-4L1 Stop Bolt Assembly
751-6402004 ITEM4L1 Stop Bolt Assembly
751-6402006 ITEM4L1 Stop Bolt Assembly
751-6402008 ITEM4L1 Stop Bolt Assembly
751-6402502 ASSEMBLY 95L1 Stop Bolt Assembly

FAQs

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

What is the FSCG of the NSN 4820-01-475-2189?
The FSCG of the NSN 4820-01-475-2189 is 4820
Does the NSN 4820-01-475-2189 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-475-2189 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-475-2189 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-475-2189 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 4820-01-475-2189 was assigned to the Federal Catalog?
It was assigned 26 years ago, on Thu, May 25, 2000

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