4720-00-857-1658

Find complete technical information, availability, and procurement data for: 4720-00-857-1658
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-857-1658

Item Name Code

20311

Assigment Date

10/04/1967 (58 years ago)

right-hand 2nd end thread direction, right-hand 1st end thread direction, 2b 2nd end thread class, 2b 1st end thread class, 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
Thread Class: 2b 1st end
Thread Class: 2b 2nd end
Thread Direction: right-hand 1st end
Thread Direction: right-hand 2nd end
Inside Diameter: 1.000 inches nominal
Temp Rating: -40.0 fahrenheit and 200.0 fahrenheit single response
Outside Diameter: 1.562 inches nominal
Minimum Inside Bending Radius: 12.000 inches
Angle Between Rigid Elbow Fittings In Deg: 160.0
Connection Style: swivel nut flare 1st end
Connection Style: swivel nut flare 2nd end
End Connection Design: elbow 1st end
End Connection Design: elbow 2nd end
End Fitting Component And Material: complete fitting steel all ends
Fitting Component And Surface Treatment: complete fitting cadmium 1st end
Connection Type: threaded internal tube 1st end
Connection Type: threaded internal tube 2nd end
Features Provided: reusable end fittings
Thread Quantity Per Inch: 12 1st end
Thread Quantity Per Inch: 12 2nd end
Burst Test Pressure: 8000.0 pounds per square inch
Layer Composition And Location: 1st layer braided steel wire and 2nd layer braided steel wire and 3rd layer braided cotton cord and outer layer molded rubber, synthetic
Maximum Operating Pressure: 2000.0 pounds per square inch
Nominal Thread Size: 1.312 inches 1st end
Nominal Thread Size: 1.312 inches 2nd end
Seat Angle: 37.0 degrees 1st end
Seat Angle: 37.0 degrees 2nd end
Hydrostatic Test Pressure: 4000.0 pounds per square inch
Flow Angle: 45.0 degrees 1st end
Flow Angle: 90.0 degrees 2nd end
Outer Covering Environmental Protection: abrasion resistant and weatherproof
Inside Surface Condition: smooth
Measuring Method And Length: 90.000 inches nominal working
Special Features: inner conveying tube material-rubber, synthetic
Media For Which Designed: fuel/oil, hydrocarbon single response
Thread Series Designator: unj 1st end
Thread Series Designator: unj 2nd end
Specification/Standard Data: sae j517,100r2,type a-81343 national std/spec

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
160-16C-16TNR45-16TNR90-90	Nonmetallic Hose Assembly
160-16TNR90-16TNR45-90IN	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-857-1658?

The FSCG of the NSN 4720-00-857-1658 is 4720

Does NSN 4720-00-857-1658 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 4720-00-857-1658 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-857-1658 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 4720-00-857-1658 was assigned to the Federal Catalog?

It was assigned 58 years ago, on Wed, Oct 4, 1967