4720-01-501-4778

Find complete technical information, availability, and procurement data for: 4720-01-501-4778
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-501-4778

Item Name Code

20311

Assigment Date

10/03/2002 (23 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

0.250 inches nominal inside diameter, round cross-sectional shape style, 0.620 inches minimum inside bending radius, -65.0 fahrenheit and 300.0 fahrenheit single response temp rating, 0.420 inches nominal outside diameter

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: 0.250 inches nominal
Temp Rating: -65.0 fahrenheit and 300.0 fahrenheit single response
Outside Diameter: 0.420 inches nominal
Minimum Inside Bending Radius: 0.620 inches
End Item Identification: f/a-18e/f
Burst Test Pressure: 500.0 pounds per square inch
Maximum Operating Pressure: 125.0 pounds per square inch
Hydrostatic Test Pressure: 250.0 pounds per square inch
Criticality Code Justification: agav
Inside Surface Condition: smooth
Measuring Method And Length: 20.000 inches nominal overall
Part Name Assigned By Controlling Agency: (inavy)hose assembly,nonmetallic,aircraft
Special Features: hose assy,nonmetallic;low pressure;inner tube,wire braid cres 302;cover-green nomex braid with hypalon 1600 coating;spring 302 cres

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
45411G40200S	Nonmetallic Hose Assembly
7M482-4-0200	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-01-501-4778?

The FSCG of the NSN 4720-01-501-4778 is 4720

Does NSN 4720-01-501-4778 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 4720-01-501-4778 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-501-4778 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 4720-01-501-4778 was assigned to the Federal Catalog?

It was assigned 23 years ago, on Thu, Oct 3, 2002