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4720-00-838-1781

Find complete technical information, availability, and procurement data for: 4720-00-838-1781

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4720-00-838-1781
Federal Supply Group
Pipe, Tubing, Hose, and Fittings
Federal Supply Classification
4720 Hose and Flexible Tubing
National Stock Number
4720-00-838-1781
Item Name Code
20311
Assigment Date
09/20/1967 (58 years ago)

An item designed to transmit manual, rotary or linear motion to other devices. May include detachable or nondetachable stud (shaft), pointer, or skirt. It may have reference markings in the form of dots, arrows, hairlines, and/or symbols which may be used in conjunction with a calibrated panel, vernier indicator, and the like to indicate the position or motion of items. For items having spokes or simulated spokes radiating from near the center to near the outside rim of the item and relatively thin round disk-shaped items 3 inches (76.2 mm) in diameter or over, see handwheel. For items calibrated in units or series of divisions to denote relative positioning of devices see dial, control. Excludes:doorknob; and handle (as modified).

round cross-sectional shape style, 3b 1st end thread class, -65.0 fahrenheit and 400.0 fahrenheit single response temp rating, right-hand 1st end thread direction, 0.298 inches nominal inside diameter

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
3b 1st end
Thread Direction
right-hand 1st end
Inside Diameter
0.298 inches nominal
Temp Rating
-65.0 fahrenheit and 400.0 fahrenheit single response
Outside Diameter
0.535 inches minimum and 0.595 inches maximum
Minimum Inside Bending Radius
5.000 inches
Connection Style
swivel nut, flareless 1st end
End Connection Design
straight 1st end
Connection Type
threaded internal tube 1st end
Burst Test Pressure
14000.0 pounds per square inch
Layer Composition And Location
outer layer braided corrosion resistant steel wire
Maximum Operating Pressure
3000.0 pounds per square inch
Nominal Thread Size
0.562 inches 1st end
Seat Angle
12.0 degrees 1st end
Hydrostatic Test Pressure
6000.0 pounds per square inch
Outer Covering Environmental Protection
corrosion resistant
Inside Surface Condition
smooth
Measuring Method And Length
29.750 inches nominal working
Thread Series Designator
unjf 1st end
Specification/Standard Data
81343-as621 government standard

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
170141-6CR0300 Nonmetallic Hose Assembly
AS621-06-0296 Nonmetallic Hose Assembly
MS27369G0300 Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-838-1781?
The FSCG of the NSN 4720-00-838-1781 is 4720
Does the NSN 4720-00-838-1781 have a Schedule B code assigned?
Yes, the Schedule B code is 7306901000
Does NSN 4720-00-838-1781 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 4720-00-838-1781 contain precious materials?
Precious metal content is unknown
Does NSN 4720-00-838-1781 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 4720-00-838-1781 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Wed, Sep 20, 1967

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