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64356-04051-107

View detailed technical data, stock status, and sourcing information for: 64356-04051-107

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64356-04051-107
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-123-8490
Item Name Code
15887
Assigment Date
12/18/1981 (44 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.

left-hand thread direction, 0.086 inches minimum and 0.091 inches maximum drive point depth, round nut style, 2.475 inches minimum and 2.480 inches maximum small end diameter, +2.1209 to 2.1260 inches thread pitch diameters

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Pitch Diameters
+2.1209 to 2.1260 inches
Thread Direction
left-hand
Small End Diameter
2.475 inches minimum and 2.480 inches maximum
Drive Point Depth
0.086 inches minimum and 0.091 inches maximum
Nut Style
round
Nut Diameter
2.562 inches minimum and 2.572 inches maximum
Nut Thickness
0.307 inches minimum and 0.317 inches maximum
Drive Point Width
0.250 inches minimum and 0.260 inches maximum
Undercut Thickness
0.095 inches minimum and 0.105 inches maximum
Drive Point Quantity
8
Thread Series
uns
Thread Quantity Per Inch
18
Hardness Rating
26.0 rockwell c minimum and 33.0 rockwell c maximum
Nominal Thread Size
2.157 inches
Countersink Angle
90.0 degrees nominal nut
Material
steel comp 4130 overall
Material Document And Classification
mil-s-6758 mil spec single material response overall
Surface Treatment
oxide overall
Surface Treatment Document And Classification
mil-c-13924,cl 1 mil spec single treatment response overall

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
64356-04051-107 Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-123-8490?
The FSCG of the NSN 5310-01-123-8490 is 5310
Does the NSN 5310-01-123-8490 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-123-8490 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 5310-01-123-8490 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-123-8490 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 5310-01-123-8490 was assigned to the Federal Catalog?
It was assigned 44 years ago, on Fri, Dec 18, 1981

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