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1C3594 Check Valve

4820-01-593-6868

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Official Item Classification

Name
Check Valve
Part Number
1C3594
(NSN) National Stock Number
4820-01-593-6868
(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
04/13/2011 (15 years ago)

right-hand 1st end thread direction, right-hand 2nd end thread direction, 3a 1st end thread class, 3b 2nd end thread class, 275.0 fahrenheit single response maximum operating temp

Specs & Compatibility

Thread Class

3a 1st end

Thread Class

3b 2nd end

Thread Direction

right-hand 1st end

Thread Direction

right-hand 2nd end

Maximum Operating Temp

275.0 fahrenheit single response

Connection Style

swivel nut, flareless (tube) 2nd end

Connection Style

external seat for gasket seal (boss) 1st end

Valve Operation Method

automatic

Connection Type

threaded external tube 1st end

Connection Type

threaded internal tube 2nd end

Mounting Position

horizontal or vertical

Thread Quantity Per Inch

18 1st end

Thread Quantity Per Inch

18 2nd end

Maximum Operating Pressure

3000.0 pounds per square inch single response

Nominal Thread Size

0.5625 inches 1st end

Nominal Thread Size

0.5625 inches 2nd end

Nominal Outside Diameter Tube Accommodated

0.375 inches all ends

Material

steel corrosion resisting overall

Surface Treatment

passivate

Surface Treatment Document And Classification

mil-s-5002 mil spec single treatment response

Style Designator

straight thru

Thread Series Designator

unjf 2nd end

Thread Series Designator

unjf 1st end

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
1C3594 Check Valve
BACV10CD12 Check Valve

Frequently Asked Questions

What is the FSCG of the NSN 4820-01-593-6868?
The FSCG of the NSN 4820-01-593-6868 is 4820
Does the NSN 4820-01-593-6868 have a Schedule B code assigned?
Yes, the Schedule B code is 8481302090
Does NSN 4820-01-593-6868 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 4820-01-593-6868 contain precious materials?
Item does not contain precious metal.
Does NSN 4820-01-593-6868 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 4820-01-593-6868 was assigned to the Federal Catalog?
It was assigned 15 years ago, on Wed, Apr 13, 2011