4820-01-493-2194

Find complete technical information, availability, and procurement data for: 4820-01-493-2194
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-493-2194

Item Name Code

27565

Assigment Date

12/20/2001 (24 years ago)

"a device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. May include provisions for manual operation. At least one set of contacts must be in series with the actuating element(s). A combination of semiconductor and passive devices may be used in lieu of contacts. For automatically operated items in which the actuating (tripping) element and contacts are not in series, see relay (as modified). For items which are operated both manually and automatically but the actuating elements and contact are not in series, see relay-switch. Excludes:circuit breaker box and magneto "breaker" assemblies. See also switch (as modified); and controller."

straight thru body style, unable to decode stem material, 4.250 inches nominal second end flange outside diameter, water, oil or gas media for which designed, 4.250 inches nominal first end flange outside diameter

Product Characteristics

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

First End Flange Outside Diameter: 4.250 inches nominal
Second End Flange Outside Diameter: 4.250 inches nominal
Body Style: straight thru
Stem Material: unable to decode
Media For Which Designed: water, oil or gas
First End Connection Type: plain face flange
First End Style Designator: plain
First End Flange Shape Style: round w/ bolt holes
First End Flange Thickness: 0.750 inches nominal
First End Flange Length: 8.000 inches nominal
First End Flange Width: 4.250 inches nominal
First End Width Across Flats: 3.750 inches nominal
First End Bolt Hole Quantity: 8
First End Bolt Hole Diameter: 0.343 inches nominal
First End Bolt Circle Diameter: 4.109 inches nominal
Second End Relationship With First End: identical
Second End Style Designator: plain
Second End Flange Shape Style: round w/ bolt holes
Second End Flange Thickness: 0.750 inches nominal
Second End Flange Length: 8.000 inches nominal
Second End Flange Width: 4.250 inches nominal
Second End Width Across Flats: 3.750 inches nominal
Second End Bolt Hole Quantity: 8
Second End Bolt Hole Diameter: 0.343 inches nominal
Second End Bolt Circle Diameter: 4.109 inches nominal
Flow Control Device: disk, flat and disk, circular
End Connection Quantity: 2
Regulation Type: automatic single stage
Valve Stem Design: single seat
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 250.0 pounds per square inch
Filter: not included
End Item Identification: nimitz class cvn
Material: unable to decode

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
ANAP949X4-202	Fluid Pressure Regulating Valve
NAP949/CDS-1ASSY ANAP949X4-202	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-01-493-2194?

The FSCG of the NSN 4820-01-493-2194 is 4820

Does the NSN 4820-01-493-2194 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-01-493-2194 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 4820-01-493-2194 contain precious materials?

Item does not contain precious metal.

Does NSN 4820-01-493-2194 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 4820-01-493-2194 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Thu, Dec 20, 2001