4820-01-177-3886

Find complete technical information, availability, and procurement data for: 4820-01-177-3886
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-177-3886

Item Name Code

05488

Assigment Date

04/24/1984 (42 years ago)

An item designed to suppress undesired (interfering) frequencies and have a minimal effect on the desired frequencies when inserted in an electrical power circuit. Excludes:items which consist of a single capacitor, inductor, resistor, or devices consisting of only two or more circuit elements of the same basic name. Excludes:filter, low pass and suppressor, ignition interference. For items designed to be inserted in a line which is primarily intended to carry high frequency waves modulated with signals, such as antenna lead-in, see filter, band suppression and filter, band pass. See also limiter, electrical noise.

bracket mounting facility, 1.000 inches valve size, disk flow control device, spring disk loading method, automatic valve operation method

Product Characteristics

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

Flow Control Device: disk
Disk Loading Method: spring
Valve Operation Method: automatic
Mounting Facility: bracket
Valve Size: 1.000 inches
Maximum Operating Pressure: 1500.0 pounds per square inch single response
Criticality Code Justification: zzzy
Opening Pressure Setting: 1400.0 pounds per square inch
First Connection Face To Centerline Distance: 4.750 inches
Second Connection Face To Centerline Distance: 4.750 inches
Media For Which Designed: water, fresh single response
Reference Number Differentiating Characteristics: material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

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
20321216691SST	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-177-3886?

The FSCG of the NSN 4820-01-177-3886 is 4820

Does the NSN 4820-01-177-3886 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-177-3886 require demilitarization?

Usml or ccl military items - demil required. Item managers,, equipment specialists, or product specialists must furnish special demilinstructions. (note 3).

Does NSN 4820-01-177-3886 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-177-3886 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 4820-01-177-3886 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Tue, Apr 24, 1984