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4820-01-554-1320

Stop-Check Valve

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Official Item Classification

Name
Stop-Check Valve
(NSN) National Stock Number
4820-01-554-1320
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05486
(FIIG) Federal Item Identification Guide
A530B0
Date
07/31/2007 (19 years ago)

775.0 fahrenheit single response maximum operating temp, disk flow control device, 2.000 inches all ends nominal pipe size accommodated, outside screw-yoke bonnet type, bolted bonnet attachment method

Specs & Compatibility

Nominal Pipe Size Accommodated

2.000 inches all ends

Flow Control Device

disk

Bonnet Type

outside screw-yoke

Bonnet Attachment Method

bolted

Maximum Operating Temp

775.0 fahrenheit single response

Connection Style

socket (pipe) all ends

Valve Operation Method

manual

Connection Type

unthreaded internal pipe all ends

Mounting Position

horizontal or vertical

Maximum Operating Pressure

900.0 pounds per square inch single response

Part Name Assigned By Controlling Agency

angle stop-check with backseat

Special Features

11-inch hand wheel

Material

cobalt comp l-605 flow control device

Material

steel comp 316 body

Material

steel comp 316 stem

Style Designator

angle

Replacement For

Part Number Description
4820-01-212-9950 No Name Available 01/01/2014
4820-01-431-6695 No Name Available 05/01/2015

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

0005486

Related Hardware Products

Part Number Description
803-2177525-S841 Stop-Check Valve
803-2177525-S8D1AF Stop-Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-554-1320?
The FSCG of the NSN 4820-01-554-1320 is 4820
Does NSN 4820-01-554-1320 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 4820-01-554-1320 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-554-1320 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 4820-01-554-1320 was assigned to the Federal Catalog?
It was assigned 19 years ago, on Tue, Jul 31, 2007