4820-01-477-4538

Find complete technical information, availability, and procurement data for: 4820-01-477-4538
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-477-4538

Item Name Code

22113

Assigment Date

08/09/2000 (26 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

used on safety relief valve,model 1385,p/n yb2385g221. 1 1/2 in. special features

Product Characteristics

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

Special Features: used on safety relief valve,model 1385,p/n yb2385g221. 1 1/2 in.

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
B212323-27	Valve Seat
E3650 1.50IN PC NO 4	Valve Seat
NB21232327	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-477-4538?

The FSCG of the NSN 4820-01-477-4538 is 4820

Does the NSN 4820-01-477-4538 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-477-4538 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 4820-01-477-4538 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-477-4538 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 4820-01-477-4538 was assigned to the Federal Catalog?

It was assigned 26 years ago, on Wed, Aug 9, 2000