A357-7

View detailed technical data, stock status, and sourcing information for: A357-7
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-01-179-2938

Item Name Code

22670

Assigment Date

05/16/1984 (42 years ago)

A flexible, tubular item having a nonmetallic tube inner conveying surface and one or more reinforcement layers of a metallic or nonmetallic material. It is designed to convey gasses, liquids, or solids. For items with fittings on one or both ends, see hose assembly, nonmetallic. Excludes:hose, air duct; and hose air duct, air breathing.

round cross-sectional shape style, 0.375 inches nominal outside diameter, 0.251 inches nominal inside diameter, 1.500 inches minimum inside bending radius, -40.0 fahrenheit and 200.0 fahrenheit single response temp rating

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: 0.251 inches nominal
Temp Rating: -40.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter: 0.375 inches nominal
Minimum Inside Bending Radius: 1.500 inches
Exterior Color: orange
Burst Test Pressure: 1400.0 pounds per square inch single response
Layer Composition And Location: 1st layer braided synthetic cord and outer layer molded plastic
Inside Surface Condition: smooth
Material: plastic polyamide (nylon) tube
Specification/Standard Data: 81343-j844 professional/industrial association standard
Nondefinitive Spec/Std Data: 3b type

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
3250-0613	Nonmetallic Hose
A357-0007	Nonmetallic Hose
A357-7	Nonmetallic Hose
B357-0001	Nonmetallic Hose
J844TYPEB 3/8IN. OD	Nonmetallic Hose

FAQs

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

What is the FSCG of the NSN 4720-01-179-2938?

The FSCG of the NSN 4720-01-179-2938 is 4720

Does NSN 4720-01-179-2938 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 4720-01-179-2938 contain precious materials?

Item does not contain precious metal.

Does NSN 4720-01-179-2938 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 4720-01-179-2938 was assigned to the Federal Catalog?

It was assigned 42 years ago, on Wed, May 16, 1984