4820-00-987-7930

Find complete technical information, availability, and procurement data for: 4820-00-987-7930
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-987-7930

Item Name Code

22113

Assigment Date

01/01/1962 (64 years ago)

A flexible, tubular item of light wall construction. It must have single or multiple layers of nonmetallic material, but may contain metal wire reinforcement, foil type liner, and/or woven or braided cover. It is designed to convey under low pressure gaseous material, such as air and fumes, and light weight solid materials, such as dust, powders, and fibers. For items with couplings, see hose assembly, air duct. For items of sleeve section design rated for high pressure use, see sleeve, seal, coupling. Excludes:hose, nonmetallic.

1.000 inches nominal body inside diameter, 2a single threaded portion thread class, 0.219 inches nominal flange seat to disk end height, 0.219 inches nominal single threaded portion thread length, 1.375 inches nominal flange diameter

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 0.219 inches nominal single threaded portion
Flange Diameter: 1.375 inches nominal
Body Inside Diameter: 1.000 inches nominal
Flange Seat To Disk End Height: 0.219 inches nominal
Under Flange Height: 0.219 inches nominal
Seat Angle In Deg: 45.000 nominal
Thread Quantity Per Inch: 16 single threaded portion
Nominal Thread Size: 1.250 inches single threaded portion
Seating Surface Shape: angular
Material: nickel alloy overall
Style Designator: threaded flanged
Thread Series Designator: un single threaded portion

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
22744-B	Valve Seat
22744-B2	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-00-987-7930?

The FSCG of the NSN 4820-00-987-7930 is 4820

Does the NSN 4820-00-987-7930 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-00-987-7930 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 4820-00-987-7930 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-987-7930 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 4820-00-987-7930 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962