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4820-00-188-8245

Find complete technical information, availability, and procurement data for: 4820-00-188-8245

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4820-00-188-8245
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-00-188-8245
Item Name Code
05483
Assigment Date
03/10/1971 (55 years ago)

A circular shaped item with an aperture manufactured to predetermined dimensions and designed for use as a seal in stuffing boxes, packing nuts, and the like. It may be (1) any nonmetallic molded or formed ring (except solid (without joint) rings having a square or rectangular cross section); or (2) any shredded metal or metal foil type metallic or semimetallic rings. Excludes:felt items but includes multimaterial items in which one of the materials is felt. For solid (without joints) nonmetallic items with a square or rectangular cross section, see washer (as modified) and gasket. For rubber items specifically designed for weather-proofing doors, windows, chests, and the like see seal, nonmetallic angle; seal, nonmetallic channel; and seal, nonmetallic, special shaped section. For circular (with aperature) nonmetallic items with a solid round cross-section see o-ring. Excludes:cup, compression; gasket; washer (as modified); and felt, mechanical, preformed.

threaded renewable seat ring type, threaded bonnet attachment method, inside screw bonnet type, right-hand all ends thread direction, disk flow control device

Product Characteristics

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

Thread Direction
right-hand all ends
Flow Control Device
disk
Bonnet Type
inside screw
Bonnet Attachment Method
threaded
Renewable Seat Ring Type
threaded
Maximum Operating Temp
425.0 fahrenheit single response
Connection Style
plain (pipe) all ends
Valve Operation Method
manual
Connection Type
threaded external pipe all ends
Features Provided
bonnet packing
Maximum Operating Pressure
200.0 pounds per square inch single response
Nominal Thread Size
1.250 inches all ends
Material
copper alloy 922 body
Material
nickel alloy flow control device
Material
nickel alloy seat
Material
nickel alloy 400 or nickel alloy k-500 stem
Material Document And Classification
b164-61 assn std single material response or qq-n-286 fed spec single material response seat
Material Document And Classification
qq-c-390,alloy d4/d fed spec single material response body
Material Document And Classification
qq-n-288 fed spec single material response flow control device
Media For Which Designed
steam single response
Style Designator
angle
Test Data Document
"03950-cid882003403 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Thread Series Designator
npt all ends

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
4820-00-256-5498 No Name Available 10/14/1973
4820-00-276-7858 No Name Available 08/23/1972

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
803-4384536-63A AF Angle Valve
803-4384536-63A22 Angle Valve
803-4384536-63AXAF Angle Valve
810-4384536-63A Angle Valve
810-4384536-63A22 Angle Valve

FAQs

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

What is the FSCG of the NSN 4820-00-188-8245?
The FSCG of the NSN 4820-00-188-8245 is 4820
Does the NSN 4820-00-188-8245 have a Schedule B code assigned?
Yes, the Schedule B code is 8481801095
Does NSN 4820-00-188-8245 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 4820-00-188-8245 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-188-8245 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 4820-00-188-8245 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Wed, Mar 10, 1971

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