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4820-01-419-3671

Valve Seat

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Official Item Classification

Name
Valve Seat
(NSN) National Stock Number
4820-01-419-3671
(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
09/20/1995 (31 years ago)

1.938 inches nominal body inside diameter, ship,ohio class ssn; hp-159 and hs-159 manifold end item identification, flat seating surface shape, 3.247 inches nominal body outside diameter, 1.470 inches nominal overall height

Specs & Compatibility

Overall Height

1.470 inches nominal

Body Outside Diameter

3.247 inches nominal

Body Inside Diameter

1.938 inches nominal

End Item Identification

ship,ohio class ssn; hp-159 and hs-159 manifold

Seating Surface Shape

flat

Special Features

for ball valve, 6 grooves by 60 deg apart, 2 grooves by 180 deg apart

Material

plastic polyamide (nylon) seat

Style Designator

plain

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

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 4820-01-419-3671?
The FSCG of the NSN 4820-01-419-3671 is 4820
Does the NSN 4820-01-419-3671 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-419-3671 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 4820-01-419-3671 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-419-3671 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 4820-01-419-3671 was assigned to the Federal Catalog?
It was assigned 31 years ago, on Wed, Sep 20, 1995