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4820-00-511-7255

Valve Disk

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Official Item Classification

Name
Valve Disk
(NSN) National Stock Number
4820-00-511-7255
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
35224
(FIIG) Federal Item Identification Guide
A539Y0
Date
01/01/1961 (65 years ago)

0.500 inches nominal thread size, 45.0 degrees nominal seat angle, 1.220 inches nominal overall height, 2b thread class, 1.500 inches nominal outside diameter

Specs & Compatibility

Thread Class

2b

Outside Diameter

1.500 inches nominal

Overall Height

1.220 inches nominal

Nominal Thread Size

0.500 inches

Seat Angle

45.0 degrees nominal

Special Features

has fin type disk guide

Material

copper alloy

Style Designator

plug

Thread Series Designator

unf

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.

Source of Supply Code

SMS

Pseudo Item Name Code

0035224

Related Hardware Products

Part Number Description
005.102.0042 Valve Disk
E279PC15 Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-00-511-7255?
The FSCG of the NSN 4820-00-511-7255 is 4820
Does the NSN 4820-00-511-7255 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-00-511-7255 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 4820-00-511-7255 contain precious materials?
Precious metal content is unknown
Does NSN 4820-00-511-7255 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 4820-00-511-7255 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961