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4820-01-346-1657

Find complete technical information, availability, and procurement data for: 4820-01-346-1657

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4820-01-346-1657
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-346-1657
Item Name Code
20962
Assigment Date
09/28/1991 (34 years ago)

A multi-ported, nonlubricated valve designed to provide straight through flow or ability to direct a number of flows or pressure through a single valve. The flow is controlled by the rotation of a ported ball within a suitable ported seat(s). The ball is usually engaged by a stem. It is normally operated in an open or closed position. Excludes:valve, check.

manual valve operation method, 100.0 fahrenheit single response maximum operating temp, plain (tube) 2nd end connection style, 1.000 inches all ends nominal pipe size accommodated, 4 1st end bolt hole quantity

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
1.000 inches all ends
Bolt Hole Quantity
4 1st end
Maximum Operating Temp
100.0 fahrenheit single response
Connection Style
plain (tube) 2nd end
Valve Operation Method
manual
Flange Shape
round with holes 1st end
Connection Type
flange 1st end
Connection Type
unthreaded internal pipe 2nd end
Criticality Code Justification
zzzy
Nominal Outside Diameter
4.250 inches 1st end
Nominal Thickness
0.810 inches 1st end
Bolt Hole Nominal Diameter
0.560 inches 1st end
Bolt Circle Nominal Diameter
3.125 inches 1st end
Flange Face Design
plain 1st end
Material
copper alloy body
Material
nickel alloy stem
Material
plastic polyurethane seat
Material
titanium flow control device
Material Document And Classification
mil-c-20159 mil spec single material response body
Material Document And Classification
mil-t-9047 mil spec single material response flow control device
Material Document And Classification
qq-n-286 fed spec single material response stem
Style Designator
angle
Furnished Items And Quantity
2 indicator and 1 tailpiece
Reference Number Differentiating Characteristics
quality control iaw navships 0948-045-7010 material identification and control instruction for level 1 items

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801-6404588 ASSEMBLY 97 Ball Valve
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DF330617 ASSEMBLY 97 Ball Valve
DF330617 ASSEMBLY 97L1 Ball Valve

FAQs

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

What is the FSCG of the NSN 4820-01-346-1657?
The FSCG of the NSN 4820-01-346-1657 is 4820
Does NSN 4820-01-346-1657 require demilitarization?
Usml items - mutilation to the point of scrap required worldwide. (note 7).
Does NSN 4820-01-346-1657 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-346-1657 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 4820-01-346-1657 was assigned to the Federal Catalog?
It was assigned 34 years ago, on Sat, Sep 28, 1991

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