4820-01-693-2572

Find complete technical information, availability, and procurement data for: 4820-01-693-2572
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-693-2572

Item Name Code

05488

Assigment Date

02/01/2021 (5 years ago)

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

disk flow control device, right-hand 1st end thread direction, integral bonnet attachment method, inside spring bonnet type, 1.0 inches all ends nominal pipe size accommodated

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Nominal Pipe Size Accommodated: 1.0 inches all ends
Thread Direction: right-hand 1st end
Flow Control Device: disk
Bonnet Type: inside spring
Bonnet Attachment Method: integral
Disk Loading Method: spring
Maximum Operating Temp: 550.0 fahrenheit single response
Minimum Operating Temp: -320.0 fahrenheit
End Item Identification: llh0b2633
Connection Style: plain (pipe) 1st end
Connection Style: plain,optional end(pipe) 2nd end
Valve Operation Method: automatic or manual
Connection Type: threaded external pipe 1st end
Connection Type: threaded internal pipe 2nd end
Thread Quantity Per Inch: 11.5 all ends
Maximum Operating Pressure: 3300.0 pounds per square inch gage single response
Nominal Thread Size: 1.00 inches all ends
Opening Pressure Setting: 165.0 pounds per square inch gage
Material: steel comp 316 disk
Material: steel comp 316 stem
Material: steel corrosion resisting bonnet
Material Document And Classification: a351-cf8m american society for testing and materials (astm) single material response bonnet
Material Document And Classification: a479-316 american society for testing and materials (astm) single material response disk
Material Document And Classification: a479-316 american society for testing and materials (astm) single material response stem
Media For Which Designed: air single response
Style Designator: angle
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 lever

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
266PME01-KG0165	Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-693-2572?

The FSCG of the NSN 4820-01-693-2572 is 4820

Does the NSN 4820-01-693-2572 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-693-2572 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 4820-01-693-2572 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-693-2572 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 4820-01-693-2572 was assigned to the Federal Catalog?

It was assigned 5 years ago, on Mon, Feb 1, 2021