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4820-01-168-5684

Valve Seat

Find complete technical information, availability, and procurement data for NSN 4820-01-168-5684 All details are based on official government and industry records to support accurate and compliant procurement.

4820-01-168-5684
Federal Supply Group
Valves
Federal Supply Classification
4820 Nonpowered Valves
National Stock Number
4820-01-168-5684
Item Name Code
22113
Assigment Date
12/20/1983 (42 years ago)

An item with a cylindrical shaped body having external threads other than pipe or hose series. It is desinged to mate into a preformed threaded component for the purpose of plugging a hole during equipment operation. It may have a head and/or internal drive and may contain a bleeder hole. See also plug, protective, dust and moisture seal and cap-plug, protective, dust and moisture seal. Excludes:plug, tube fitting, threaded.

1.250 inches nominal overall height, 1.000 inches nominal single threaded portion thread length, 45.000 minimum and 60.000 maximum seat angle in deg, 0.750 inches nominal body inside diameter, 2a single threaded portion thread class

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Thread Class
2a single threaded portion
Thread Length
1.000 inches nominal single threaded portion
Overall Height
1.250 inches nominal
Body Inside Diameter
0.750 inches nominal
Seat Angle In Deg
45.000 minimum and 60.000 maximum
Thread Quantity Per Inch
18 single threaded portion
Nominal Thread Size
1.125 inches single threaded portion
Seating Surface Shape
angular
Criticality Code Justification
zzzy
Special Features
end from seating surface broached to 0.562 in. hex by 0.250 in deep for seat removal
Material
nickel alloy overall
Material Document And Classification
qq-n-281 fed spec single material response overall
Style Designator
plain threaded
Thread Series Designator
unef single threaded portion
Reference Number Differentiating Characteristics
material will be in accordance with ships parts control center activity hx quality control,manufacturing and testing specifications

Related Parts & Specifications

This NSN includes a range of related parts designed for specific operational needs. Review each item below to find in-depth specifications, functional details, and guidance for correct application and replacement.

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20203PC5 Valve Seat
20213FIND4 Valve Seat
20213PC4 Valve Seat
20266FN5 Valve Seat
20267FN5 Valve Seat
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A07410.002.127 Valve Seat
B07410.002.127 Valve Seat

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
N - Partial descriptive - reference - descriptive item identification (type 1b concept)
Automatic Data Processing Point
0 - Represents items with no adp components
Demilitarization
A - 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.
Criticality
C - The item has critical features such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input).
Federal Item Identification Guide
A15500
Precious Metals Indicator
A - Item does not contain precious metal.
Pseudo Item Name Code
0022113
Hazardous Material Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Schedule B Code
8481909090

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
HX
National Motor Freight Classification Item Number
051080
National Motor Freight Classification Sub-Item Number
Z
Uniform Freight Classification Item Number
29300
National Motor Freight Class Rating
W - Rating variable
Less than Car Load Rating
J - 100.0
Water Commodity
594 - Pumps and parts, (machinery and parts),(less than 35 feet)
Type of Cargo
Z - No special type of cargo code applicable
Special Hand
9 - Other or no special handling required (sh)
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity
BZ -
National Motor Freight Description
faucets,bibcocks,gates valves

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for 4820-01-168-5684

What is the FSCG of the NSN 4820-01-168-5684?
The FSCG of the NSN 4820-01-168-5684 is 4820
Does the NSN 4820-01-168-5684 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-168-5684 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 4820-01-168-5684 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-168-5684 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 4820-01-168-5684 was assigned to the Federal Catalog?
It was assigned 42 years ago, on Tue, Dec 20, 1983

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