4820-01-491-3014

Find complete technical information, availability, and procurement data for: 4820-01-491-3014
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-491-3014

Item Name Code

20962

Assigment Date

10/17/2001 (24 years ago)

A pliable rubber or composition ring-shaped element, split or jointless (solid) not encased in a metal shell, but having a spring, spreader and/or molded-in reinforcement. It is designed to be pressmounted between fixed and movable or moving parts to form a tight and effective seal.

-17.0 celsius minimum operating temp, packing retaining bonnet type, 4.600 inches face to face distance, 0.500 inches valve size, manual valve operation method

Product Characteristics

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

Bonnet Type: packing retaining
Minimum Operating Temp: -17.0 celsius
Valve Operation Method: manual
Valve Size: 0.500 inches
Face To Face Distance: 4.600 inches
First Connection Face To Centerline Distance: 1.060 inches
Special Features: max. presure rating 6000 psi on polychlorotrifluoroethylene, 1500 psi on plastic polytetrafluoroethylene,600 0 psi on plastic polyamide; max. operating temp. 250 degf on polychlorotrifluoroethylene, 450 degf on plastic polytetrafluoroethylene, 250 degf on plastic polyamide
Material: plastic polychlorotrifluoroethylene or plastic polytetrafluoroethylene or plastic polyamide (nylon) seat
Material: steel comp 316 body
Material: steel comp 316 stem
Material Document And Classification: astm-a276 assn std single material response stem
Material Document And Classification: astm-a479 assn std single material response body
Material Document And Classification: sae-ams 3650 assn std 1st material response or astm-d1710 assn std 2nd material response seat
Style Designator: cross flanged ends
Furnished Items And Quantity: 1 handle and 1 nut

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
ASC1511269	Ball Valve
SS-83XKS8	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-491-3014?

The FSCG of the NSN 4820-01-491-3014 is 4820

Does the NSN 4820-01-491-3014 have a Schedule B code assigned?

Yes, the Schedule B code is 8481803070

Does NSN 4820-01-491-3014 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 4820-01-491-3014 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-491-3014 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 4820-01-491-3014 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Wed, Oct 17, 2001