GRD520

View detailed technical data, stock status, and sourcing information for: GRD520
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Federal Supply Group

Refrigeration, Air Conditioning, and Air Circulating Equipment

Federal Supply Classification

4130 Refrigeration and Air Conditioning Components

National Stock Number

4130-00-672-0385

Item Name Code

77777

Assigment Date

01/01/1963 (63 years ago)

A washer of nonresilient material usually having two parallel bearing surfaces. The outside and/or inside edges have one or more protuberances. The ends and/or edges may be prebent at any angle or the protuberances may be prebent at any angle to the bearing surfaces. The keys or lugs may be fitted into keyways in adjacent material or they may be bent over after application to hold or lock one or more items in place. Excludes:thrust type washer.

steel; 3.750 in. lg; 2.125 in. w; 4 ea thd mtg holes general characteristics item description

Product Characteristics

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

General Characteristics Item Description: steel; 3.750 in. lg; 2.125 in. w; 4 ea thd mtg holes

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
20204R	Flapper Valve Guard
GRD520	Flapper Valve Guard

FAQs

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

What is the FSCG of the NSN 4130-00-672-0385?

The FSCG of the NSN 4130-00-672-0385 is 4130

Does NSN 4130-00-672-0385 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 4130-00-672-0385 contain precious materials?

Precious metal content is unknown

Does NSN 4130-00-672-0385 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 4130-00-672-0385 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963