4820-01-035-1442

Find complete technical information, availability, and procurement data for: 4820-01-035-1442
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-035-1442

Item Name Code

22113

Assigment Date

02/04/1977 (49 years ago)

An item specifically designed for mechanically or electronically positioning one or more radio frequency transmission line sections so as to couple it or them to other sections in a radio frequency transmission line system. The switching function may be operated by a manual actuator, an electromechanical actuator or by means of an arrangement of semiconductors and passive circuit devices. For items designed to provide the transfer of the electrical signal, see: switch,rotary and switch,electronic. Excludes: relay, (as modified).

2.395 inches minimum and 2.400 inches maximum body inside diameter, 4.125 inches nominal flange diameter, 1.000 inches nominal single threaded portion thread length, 2a single threaded portion thread class, j.e. lonergan co safety relief valve dwg no. nmp-1118 end item identification

Product Characteristics

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

Thread Class: 2a single threaded portion
Thread Length: 1.000 inches nominal single threaded portion
Flange Diameter: 4.125 inches nominal
Body Inside Diameter: 2.395 inches minimum and 2.400 inches maximum
End Item Identification: j.e. lonergan co safety relief valve dwg no. nmp-1118
Flange Seat To Disk End Height: 0.437 inches nominal
Under Flange Height: 1.125 inches nominal
Seat Angle In Deg: 45.000 nominal
Thread Quantity Per Inch: 16 single threaded portion
Nominal Thread Size: 3.750 inches single threaded portion
Seating Surface Shape: angular
Special Features: flange od has 4 wrenching lugs
Material: nickel alloy overall
Style Designator: threaded flanged
Thread Series Designator: un single threaded portion

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
005-500-0116	Valve Seat
010-500-0116	Valve Seat
0105000116	Valve Seat
NMP1118PC31A	Valve Seat

FAQs

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

What is the FSCG of the NSN 4820-01-035-1442?

The FSCG of the NSN 4820-01-035-1442 is 4820

Does the NSN 4820-01-035-1442 have a Schedule B code assigned?

Yes, the Schedule B code is 8481909090

Does NSN 4820-01-035-1442 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 4820-01-035-1442 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-035-1442 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 4820-01-035-1442 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Feb 4, 1977