4820-01-266-6800

Find complete technical information, availability, and procurement data for: 4820-01-266-6800
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-266-6800

Item Name Code

20962

Assigment Date

10/30/1987 (38 years ago)

A headless fastener not exceeding 12 inches (304.8 mm) in length, threaded externally on both ends with threads of the same nominal diameter. The maximum diameter of the unthreaded portion must not be greater than the nominal thread diameter plus 0.020 inches (0.508 mm). The unthreaded portion must be without locking or wrenching provisions. It may be thread relieved. See also rod, threaded end and rod, continuous thread.

outside screw-yoke bonnet type, socket all ends connection style, 4.000 inches all ends nominal pipe size accommodated, bolted bonnet attachment method, 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.

Nominal Pipe Size Accommodated: 4.000 inches all ends
Bonnet Type: outside screw-yoke
Bonnet Attachment Method: bolted
Connection Style: socket all ends
Valve Operation Method: manual
Connection Type: unthreaded internal pipe all ends
Maximum Operating Pressure: 1800.0 pounds per square inch single response
Criticality Code Justification: zzzy
Material: copper alloy 964 body
Material: nickel alloy packing
Material: nickel alloy 400 stem
Material: plastic polyurethane seat
Material Document And Classification: mil-c-20159,type 1 mil spec single material response body
Material Document And Classification: qq-n-281,cl a fed spec single material response stem
Material Document And Classification: qq-n-288,cl a fed spec single material response flow control device
Style Designator: straight thru
Furnished Items And Quantity: 1 handwheel
Reference Number Differentiating Characteristics: quality control in accordance with navships 0948-045-7010 material identification and control instruction for level 1 items

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
F20-08362 ASSY A	Ball Valve
F20-08362 ASSY AL1	Ball Valve
F20-08362ASSYAM0D	Ball Valve
F20-08362ASSYAM0DL1	Ball Valve
V8362 ASSY A	Ball Valve
V8362 ASSY AL1	Ball Valve
V8362ASSYAM0D	Ball Valve
V8362ASSYAM0DL1	Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-266-6800?

The FSCG of the NSN 4820-01-266-6800 is 4820

Does the NSN 4820-01-266-6800 have a Schedule B code assigned?

Yes, the Schedule B code is 8481801085

Does NSN 4820-01-266-6800 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 4820-01-266-6800 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-266-6800 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 4820-01-266-6800 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Fri, Oct 30, 1987