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4820-00-412-3607

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-00-412-3607
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
22113
(FIIG) Federal Item Identification Guide
A15500
Date
01/25/1972 (54 years ago)

0.469 inches nominal under flange height, 1.064 inches minimum and 1.068 inches maximum body inside diameter, 1.588 inches minimum and 1.598 inches maximum flange diameter, 0.375 inches nominal single threaded portion thread length, 3a single threaded portion thread class

Specs & Compatibility

Thread Class

3a single threaded portion

Thread Length

0.375 inches nominal single threaded portion

Flange Diameter

1.588 inches minimum and 1.598 inches maximum

Body Inside Diameter

1.064 inches minimum and 1.068 inches maximum

Under Flange Height

0.469 inches nominal

Seat Angle In Deg

45.000 nominal

Thread Quantity Per Inch

20 single threaded portion

Nominal Thread Size

1.438 inches single threaded portion

Seating Surface Shape

angular

Material

plastic polyamide (nylon) overall

Style Designator

threaded flanged

Thread Series Designator

un single threaded portion

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0022113

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Frequently Asked Questions

What is the FSCG of the NSN 4820-00-412-3607?
The FSCG of the NSN 4820-00-412-3607 is 4820
Does the NSN 4820-00-412-3607 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-412-3607 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 4820-00-412-3607 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-412-3607 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 4820-00-412-3607 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Tue, Jan 25, 1972