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4720-00-371-6881

Find complete technical information, availability, and procurement data for: 4720-00-371-6881

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4720-00-371-6881
Federal Supply Group
Pipe, Tubing, Hose, and Fittings
Federal Supply Classification
4720 Hose and Flexible Tubing
National Stock Number
4720-00-371-6881
Item Name Code
20311
Assigment Date
01/01/1963 (63 years ago)

right-hand 1st end thread direction, 2b 1st end thread class, round cross-sectional shape style, right-hand 2nd end thread direction, 1a 2nd end thread class

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
1a 2nd end
Thread Class
2b 1st end
Thread Direction
right-hand 1st end
Thread Direction
right-hand 2nd end
Inside Diameter
0.250 inches nominal
Connection Style
swivel nut, inverted flare 1st end
Connection Style
inverted flare 2nd end
End Connection Design
straight 1st end
End Connection Design
straight 2nd end
Connection Type
threaded external tube 2nd end
Connection Type
threaded internal tube 1st end
Thread Quantity Per Inch
24 1st end
Thread Quantity Per Inch
24 2nd end
Layer Composition And Location
outer layer molded rubber, chloroprene and 1st layer braided rayon cord
Nominal Thread Size
0.625 inches 2nd end
Nominal Thread Size
0.625 inches 1st end
Seat Angle
45.0 degrees 1st end
Seat Angle
45.0 degrees 2nd end
Inside Surface Condition
smooth
Measuring Method And Length
28.875 inches minimum overall and 29.125 inches maximum overall
Thread Series Designator
unef 1st end
Thread Series Designator
unef 2nd end
Fsc Application Data
fuel lines,fabricated,engine,except aircraft and guided missile prime moving types

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
0049694 Nonmetallic Hose Assembly
0049694-3 Nonmetallic Hose Assembly
049694 Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-371-6881?
The FSCG of the NSN 4720-00-371-6881 is 4720
Does NSN 4720-00-371-6881 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 4720-00-371-6881 contain precious materials?
Item does not contain precious metal.
Does NSN 4720-00-371-6881 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 4720-00-371-6881 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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