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5310-01-334-9686

Find complete technical information, availability, and procurement data for: 5310-01-334-9686

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5310-01-334-9686
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-01-334-9686
Item Name Code
05280
Assigment Date
03/05/1991 (35 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.

prevailing torque all metal design locking feature, 0.098 inches minimum and 0.103 inches maximum mounting hole diameter, 3b thread class, right-hand thread direction, dry film lubricant lubrication

Product Characteristics

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

Thread Class
3b
Thread Direction
right-hand
Locking Feature
prevailing torque all metal design
Lubrication
dry film lubricant
Mounting Hole Diameter
0.098 inches minimum and 0.103 inches maximum
Nut Style
plate
Nut Length
0.739 inches maximum
Nut Height
0.250 inches maximum
Plate Thickness
0.075 inches minimum and 0.140 inches maximum
Plate Width
0.290 inches minimum and 0.416 inches maximum
Nut Mounting Provision
straight holes
Mounting Hole Arrangement Style
2 holes
Distance From Aperture Center To Mounting Hole Center
0.245 inches minimum and 0.255 inches maximum
Center To Center Distance Between Mounting Holes Along Length
0.495 inches minimum and 0.505 inches maximum
Temp Rating
450.0 fahrenheit nominal
Thread Series
unjf
Features Provided
floating nut
Thread Quantity Per Inch
32
Hardness Rating
49.0 rockwell c maximum
Nominal Thread Size
0.190 inches
Material
iron alloy 660 overall
Material Document And Classification
ams 5525 assn std single material response or ams 5735 assn std single material response or ams 5737 assn std single material 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
MS21076L3E Plate Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-334-9686?
The FSCG of the NSN 5310-01-334-9686 is 5310
Does the NSN 5310-01-334-9686 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-334-9686 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 5310-01-334-9686 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-334-9686 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 5310-01-334-9686 was assigned to the Federal Catalog?
It was assigned 35 years ago, on Tue, Mar 5, 1991

Professional Distribution

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Pricing

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ITAR Registered

In Stock

This item is currently available and ready for prompt shipment. Units may be offered in various conditions — new, surplus, or refurbished — and stored at verified global facilities. Request a quote to confirm current stock and delivery time.

New Surplus 2,163
New Material 7,463
Serviceable 15
Total 9,641
Availability of this item was last updated on: 12/10/2025 03:12 PM EST. Stock levels and pricing are subject to change.

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