46-HH20-20-90IN

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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-382-6739

Item Name Code

20311

Assigment Date

11/05/1993 (32 years ago)

A valve designed to automatically maintain within close limits a predetermined outlet pressure which may be adjustable within a specified range regardless of the higher fluctuating or constant inlet pressure. It is designed for use with compressed gas(es) and various liquids and may include gauges. It may be inline or cartridge (manifold) design. Excludes:regulator, pressure, medical gas administration apparatus; regulator, oxygen, barometric continuous flow; regulator, oxygen demand; regulator, oxygen diluter demand; and valve(1), fluid pressure regulating, aircraft.

0.315 inches nominal 1st end flange thickness, -40.0 fahrenheit and 257.0 fahrenheit single response temp rating, 1.850 inches nominal outside diameter, 1.250 inches nominal inside diameter, round cross-sectional shape style

Product Characteristics

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

Cross-Sectional Shape Style: round
Inside Diameter: 1.250 inches nominal
Temp Rating: -40.0 fahrenheit and 257.0 fahrenheit single response
Flange Thickness: 0.315 inches nominal 1st end
Outside Diameter: 1.850 inches nominal
Minimum Inside Bending Radius: 16.500 inches
Center To Center Distance Between Bolt Holes Along Width: 1.188 inches nominal 1st end
Center To Center Distance Between Bolt Holes Along Length: 2.312 inches nominal 1st end
Bolt Hole Quantity: 4 1st end
Flange Length: 3.090 inches minimum and 3.160 inches maximum 1st end
End Item Identification: allied systems co. electric/hydrualic crane
Flange Width: 2.780 inches nominal 1st end
Connection Style: plain w/ gasket groove (sae flanged head) 1st end
Bolt Hole Diameter: 0.469 inches nominal 1st end
End Flange Construction: solid 1st end
End Connection Design: straight 1st end
Connection Type: plain face flange 1st end
Features Provided: nonskive
Burst Test Pressure: 12000.0 pounds per square inch
Layer Composition And Location: 1st layer spirally wrapped steel fabric and 2nd layer spirally wrapped steel fabric and 3rd layer spirally wrapped steel fabric and 4th layer spirally wrapped steel fabric and outer layer molded rubber, synthetic
Maximum Operating Pressure: 3000.0 pounds per square inch
Hydrostatic Test Pressure: 6000.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 90.000 inches nominal overall
Flange Style: double oval (sae split type flange) 1st end
Media For Which Designed: fuel/oil, hydrocarbon single response

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
234337	Nonmetallic Hose Assembly
46-HH20-20-90IN	Nonmetallic Hose Assembly
46-HH20-20-90IN SS	Nonmetallic Hose Assembly
77C1515-20-20-20C-90.00	Nonmetallic Hose Assembly
F77C1515-20-20-20C-90.00	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-382-6739?

The FSCG of the NSN 4720-01-382-6739 is 4720

Does NSN 4720-01-382-6739 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 4720-01-382-6739 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-382-6739 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 4720-01-382-6739 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Fri, Nov 5, 1993