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4820-01-231-9916

Valve Disk

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Official Item Classification

Name
Valve Disk
(NSN) National Stock Number
4820-01-231-9916
(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
05/07/1986 (40 years ago)

1.732 inches maximum outside diameter, 0.980 inches nominal seat radius, 900.0 pounds per square inch nominal pressure rating, 1.500 inches nominal overall height, 775.0 fahrenheit nominal temp rating

Specs & Compatibility

Outside Diameter

1.732 inches maximum

Overall Height

1.500 inches nominal

Seat Radius

0.980 inches nominal

Temp Rating

775.0 fahrenheit nominal

Pressure Rating

900.0 pounds per square inch nominal

Material

steel

Style Designator

plug

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

0035224

Related Hardware Products

Part Number Description
803-2177525-C731-22 Valve Disk
HCRAP1444 Valve Disk

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-231-9916?
The FSCG of the NSN 4820-01-231-9916 is 4820
Does the NSN 4820-01-231-9916 have a Schedule B code assigned?
Yes, the Schedule B code is 8481909090
Does NSN 4820-01-231-9916 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 4820-01-231-9916 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-231-9916 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 4820-01-231-9916 was assigned to the Federal Catalog?
It was assigned 40 years ago, on Wed, May 7, 1986