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151F1-4IN Check Valve

4820-01-331-3555

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Official Item Classification

Name
Check Valve
Part Number
151F1-4IN
(NSN) National Stock Number
4820-01-331-3555
(FSG) Federal Supply Group
48 Valves
(FSC) Federal Supply Classification
4820 Nonpowered Valves
(INC) Item Name Code
05487
(FIIG) Federal Item Identification Guide
A530B0
Date
12/18/1990 (35 years ago)

8 all ends bolt hole quantity, round with holes all ends flange shape, horizontal mounting position, flange all ends connection type, automatic valve operation method

Specs & Compatibility

Bolt Hole Quantity

8 all ends

Valve Operation Method

automatic

Flange Shape

round with holes all ends

Connection Type

flange all ends

Mounting Position

horizontal

Maximum Operating Pressure

150.0 pounds per square inch single response

Nominal Outside Diameter

9.000 inches all ends

Nominal Thickness

1.312 inches all ends

Bolt Hole Nominal Diameter

0.625 inches all ends

Bolt Circle Nominal Diameter

7.500 inches all ends

Flange Face Design

plain all ends

Special Features

swing check type

Material

steel body

Media For Which Designed

air single response

Style Designator

straight thru

Supplementary Features

flow control device: dilating o-ring

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

0005487

Related Hardware Products

Part Number Description
151F1-4IN Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-331-3555?
The FSCG of the NSN 4820-01-331-3555 is 4820
Does the NSN 4820-01-331-3555 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-01-331-3555 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 4820-01-331-3555 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-331-3555 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 4820-01-331-3555 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Tue, Dec 18, 1990