4720-00-303-4991

Find complete technical information, availability, and procurement data for: 4720-00-303-4991
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-303-4991

Item Name Code

20311

Assigment Date

01/01/1963 (63 years ago)

round cross-sectional shape style, 1.375 inches minimum and 1.500 inches maximum outside diameter, 1.000 inches nominal inside diameter, 1.000 inches 2nd end quick disconnect nominal size, 1.000 inches 1st end quick disconnect nominal size

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: 1.000 inches nominal
Outside Diameter: 1.375 inches minimum and 1.500 inches maximum
Quick Disconnect Nominal Size: 1.000 inches 1st end
Quick Disconnect Nominal Size: 1.000 inches 2nd end
Connection Style: cam or lever (external) 2nd end
Connection Style: cam or lever (internal) 1st end
End Connection Design: straight 1st end
End Connection Design: straight 2nd end
Connection Type: external quick disconnect 2nd end
Connection Type: internal quick disconnect 1st end
Features Provided: electrostatic discharge capability
Burst Test Pressure: 400.0 pounds per square inch
Hydrostatic Test Pressure: 100.0 pounds per square inch
Inside Surface Condition: smooth
Measuring Method And Length: 300.000 inches nominal excluding end fittings
Media For Which Designed: fuel/oil, hydrocarbon single response
Nondefinitive Spec/Std Data: 1 type and 3 class and size 1-inch series

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
5-14-129-25	Nonmetallic Hose Assembly
A-A-59326	Nonmetallic Hose Assembly
M11588-02AST0250	Nonmetallic Hose Assembly
MIL-C-27487	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-303-4991?

The FSCG of the NSN 4720-00-303-4991 is 4720

Does NSN 4720-00-303-4991 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 4720-00-303-4991 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-303-4991 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 4720-00-303-4991 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963