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5310-00-331-2392

Find complete technical information, availability, and procurement data for: 5310-00-331-2392

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5310-00-331-2392
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-331-2392
Item Name Code
01857
Assigment Date
01/01/1963 (63 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.

right-hand thread direction, hexagon nut style, 2b thread class, 0.188 inches maximum width across flats, 0.062 inches nominal nut height

Product Characteristics

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

Thread Class
2b
Thread Direction
right-hand
Nut Style
hexagon
Nut Height
0.062 inches nominal
Width Across Flats
0.188 inches maximum
Thread Series
unc
Thread Quantity Per Inch
48
Nominal Thread Size
0.099 inches
Bearing Surface Type
chamfered
Material
steel comp 1212 overall
Material Document And Classification
qq-s-633-canc fed spec single material response overall
Surface Treatment
zinc overall
Surface Treatment Document And Classification
qq-z-325,ty 2,cl 3 fed spec single treatment response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-765-2324 No Name Available 12/01/1982

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
8023641 Hexagon Plain Nut
G205465-17 Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-331-2392?
The FSCG of the NSN 5310-00-331-2392 is 5310
Does the NSN 5310-00-331-2392 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-331-2392 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 5310-00-331-2392 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-331-2392 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 5310-00-331-2392 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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