4820-01-171-8748

Find complete technical information, availability, and procurement data for: 4820-01-171-8748
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 4820-01-171-8748 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-171-8748

Item Name Code

05488

Assigment Date

02/15/1984 (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.

inside screw bonnet type, threaded bonnet attachment method, round all ends flange shape, automatic valve operation method, disk flow control device

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
Bonnet Type: inside screw
Bonnet Attachment Method: threaded
Valve Operation Method: automatic
Flange Shape: round all ends
Connection Type: flange all ends
Valve Size: 0.750 inches
Adjustable Pressure Range: +30.0 to 34.0 pounds per square inch
Maximum Operating Pressure: 275.0 pounds per square inch single response
Nominal Outside Diameter: 3.875 inches all ends
Nominal Thickness: 0.500 inches all ends
First Connection Face To Centerline Distance: 3.250 inches
Second Connection Face To Centerline Distance: 3.250 inches
Flange Face Design: raised straight all ends
Raised Face Nominal Height: 1.375 inches all ends
Raised Face Nominal Diameter: 0.062 inches all ends
Material: steel body
Material: steel comp 316 stem
Style Designator: angle flanged ends

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
20099F51SS	Safety Relief Valve
CKCNN04CDD	Safety Relief Valve
CKCNN04JDD	Safety Relief Valve
DX62FF-04 3/4INCH	Safety Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-171-8748?

The FSCG of the NSN 4820-01-171-8748 is 4820

Does the NSN 4820-01-171-8748 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-171-8748 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 4820-01-171-8748 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-171-8748 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 4820-01-171-8748 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, Feb 15, 1984