4820-01-643-8998

Find complete technical information, availability, and procurement data for: 4820-01-643-8998
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-643-8998

Item Name Code

16996

Assigment Date

04/15/2015 (11 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

water, oil or gas media for which designed, angle body style, t & p relief vavle part name assigned by controlling agency, 150.0 pounds per square inch opening pressure setting, 3/4 in valve w/ 4 in probe 12/ctn special features

Product Characteristics

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

Body Style: angle
Media For Which Designed: water, oil or gas
Opening Pressure Setting: 150.0 pounds per square inch
Part Name Assigned By Controlling Agency: t & p relief vavle
Special Features: 3/4 in valve w/ 4 in probe 12/ctn

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
10473	Pressure and Temper Relief Valve

FAQs

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

What is the FSCG of the NSN 4820-01-643-8998?

The FSCG of the NSN 4820-01-643-8998 is 4820

Does the NSN 4820-01-643-8998 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-643-8998 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 4820-01-643-8998 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-643-8998 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 4820-01-643-8998 was assigned to the Federal Catalog?

It was assigned 11 years ago, on Wed, Apr 15, 2015