4720-00-837-7178

Find complete technical information, availability, and procurement data for: 4720-00-837-7178
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-837-7178

Item Name Code

20311

Assigment Date

09/20/1967 (58 years ago)

-32.0 celsius and 52.0 celsius single response temp rating, 2.500 inches nominal inside diameter, 3.188 inches nominal outside diameter, round cross-sectional shape style, 2.500 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: 2.500 inches nominal
Temp Rating: -32.0 celsius and 52.0 celsius single response
Outside Diameter: 3.188 inches nominal
Quick Disconnect Nominal Size: 2.500 inches 1st end
Quick Disconnect Nominal Size: 2.500 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: 500.0 pounds per square inch
Layer Composition And Location: 1st layer molded rubber, chloroprene and 2nd layer rubber impregnated cotton fabric and outer layer molded rubber, chloroprene
Nominal Thread Size: 2.500 inches 2nd end
Hydrostatic Test Pressure: 150.0 pounds per square inch
Outer Covering Environmental Protection: ozone resistant and fuel resistant
Inside Surface Condition: smooth
Measuring Method And Length: 600.000 inches nominal excluding end fittings
Specification/Standard Data: 81349-milh370 government specification
Nondefinitive Spec/Std Data: 1 type and 1 class and a style

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
M370A071A0500A	Nonmetallic Hose Assembly
M370A07B2C0500	Nonmetallic Hose Assembly
M370A07B2C6000	Nonmetallic Hose Assembly
M370B071C0500B	Nonmetallic Hose Assembly
MILH370	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-837-7178?

The FSCG of the NSN 4720-00-837-7178 is 4720

Does the NSN 4720-00-837-7178 have a Schedule B code assigned?

Yes, the Schedule B code is 4006900000

Does NSN 4720-00-837-7178 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 4720-00-837-7178 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-837-7178 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 4720-00-837-7178 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Sep 20, 1967