ASTM F1370

View detailed technical data, stock status, and sourcing information for: ASTM F1370
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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-00-181-8937

Item Name Code

27565

Assigment Date

10/24/1970 (55 years ago)

plain face flange first end connection type, straight thru body style, plain first end style designator, 6.625 inches nominal first end flange outside diameter, water, fresh and water, salt media for which designed

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: 6.625 inches nominal
Body Style: straight thru
Media For Which Designed: water, fresh and water, salt
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: 0.500 inches nominal
First End Bolt Hole Quantity: 8
First End Bolt Hole Diameter: 0.563 inches nominal
First End Bolt Circle Diameter: 5.500 inches nominal
Second End Relationship With First End: identical
Face To Face Distance: 11.625 inches nominal
Flow Control Device: diaphragm
End Connection Quantity: 2
Renewable Seat Ring Type: threaded
Outlet Pressure Range: +25.0 to 60.0 pounds per square inch
Regulation Type: automatic double stage
Valve Stem Design: single seat
Valve Loading Method: spring
Maximum Inlet Pressure Rating: 150.0 pounds per square inch
Filter: not included
Temp Rating: 165.0 fahrenheit nominal
Special Test Features: high-impact shock test are required as directed in paragraphs 3.6 and 4.4.2.3 of mil-v-2042 in pac test above
Test Data Document: "81349-milv2042 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."
Nondefinitive Spec/Std Data: 2 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5340-00-597-9120	No Name Available	08/01/1988

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
ASTM F 1370 2KF1B	Fluid Pressure Regulating Valve
ASTM F1370	Fluid Pressure Regulating Valve
ASTM F1370 2K1B	Fluid Pressure Regulating Valve

FAQs

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

What is the FSCG of the NSN 4820-00-181-8937?

The FSCG of the NSN 4820-00-181-8937 is 4820

Does the NSN 4820-00-181-8937 have a Schedule B code assigned?

Yes, the Schedule B code is 8481809015

Does NSN 4820-00-181-8937 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 4820-00-181-8937 contain precious materials?

Precious metal content is unknown

Does NSN 4820-00-181-8937 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 4820-00-181-8937 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Sat, Oct 24, 1970