4720-00-838-5634

Find complete technical information, availability, and procurement data for: 4720-00-838-5634
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Federal Supply Group

Pipe, Tubing, Hose, and Fittings

Federal Supply Classification

4720 Hose and Flexible Tubing

National Stock Number

4720-00-838-5634

Item Name Code

20311

Assigment Date

12/12/1966 (59 years ago)

An assembled unit, composed of a housing incorporating a single or multiple row roller bearing(s), designed to meet various or specific conditions of mounting.

2b 2nd end thread class, right-hand 2nd end thread direction, right-hand 1st end thread direction, 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: 0.344 inches nominal
Outside Diameter: 0.766 inches nominal
Exterior Color: natural
Connection Style: flare 1st end
Connection Style: flare 2nd end
End Connection Design: elbow 2nd end
End Connection Design: straight 1st end
Connection Type: threaded internal tube 1st end
Connection Type: threaded internal tube 2nd end
Features Provided: nuts drilled for lockwire
Layer Composition And Location: 1st layer braided corrosion resistant steel wire and outer layer braided corrosion resistant steel wire
Nominal Thread Size: 0.562 inches 1st end
Nominal Thread Size: 0.562 inches 2nd end
Seat Angle: 37.0 degrees 1st end
Seat Angle: 37.0 degrees 2nd end
Flow Angle: 90.0 degrees 2nd end
Inside Surface Condition: smooth
Measuring Method And Length: 10.500 inches nominal overall
Media For Which Designed: fuel/oil, hydrocarbon single response
Supplementary Features: this item has been reviewed for asbestos material. the current approved sources 07068 have indicated thier part number contained asbestos prior to 1984. they continue to manufacture the same part number without asbestos material after 1984
Thread Series Designator: unf 1st end
Thread Series Designator: unf 2nd end

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
3011255	Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-838-5634?

The FSCG of the NSN 4720-00-838-5634 is 4720

Does NSN 4720-00-838-5634 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 4720-00-838-5634 contain precious materials?

Precious metal content is unknown

Does NSN 4720-00-838-5634 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 4720-00-838-5634 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Mon, Dec 12, 1966