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4720-00-859-4417

Find complete technical information, availability, and procurement data for: 4720-00-859-4417

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4720-00-859-4417
Federal Supply Group
Pipe, Tubing, Hose, and Fittings
Federal Supply Classification
4720 Hose and Flexible Tubing
National Stock Number
4720-00-859-4417
Item Name Code
20311
Assigment Date
10/06/1967 (58 years ago)

A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes:disk, valve, graphite impregnated and lubricated items.

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

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
0.312 inches nominal
Temp Rating
-65.0 fahrenheit and 400.0 fahrenheit single response
Outside Diameter
0.562 inches nominal
Minimum Inside Bending Radius
5.000 inches
Exterior Color
natural
Connection Style
swivel nut flare 1st end
End Connection Design
straight 1st end
Connection Type
threaded internal tube 1st end
Features Provided
electrostatic discharge capability
Burst Test Pressure
14000.0 pounds per square inch
Layer Composition And Location
1st layer spirally laid steel wire and 2nd layer spirally wrapped polytetrafluoroethylene fabric and 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
37.0 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
24.500 inches nominal working
Thread Series Designator
unf 1st end

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Part Number Name
CR736CC31-6-0242 Nonmetallic Hose Assembly
CYR5800-6-0242 Nonmetallic Hose Assembly
CYR5800N6-0242 Nonmetallic Hose Assembly

FAQs

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

What is the FSCG of the NSN 4720-00-859-4417?
The FSCG of the NSN 4720-00-859-4417 is 4720
Does NSN 4720-00-859-4417 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 4720-00-859-4417 contain precious materials?
Precious metal content is unknown
Does NSN 4720-00-859-4417 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 4720-00-859-4417 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Oct 6, 1967

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