369A1219

View detailed technical data, stock status, and sourcing information for: 369A1219
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-945-8287

Item Name Code

04888

Assigment Date

03/16/1966 (60 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.

1.220 inches minimum and 1.230 inches maximum washer outside diameter, right-hand thread direction, double hexagon nut style, 3b thread class, 0.520 inches minimum and 0.540 inches maximum overall 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: 3b
Thread Direction: right-hand
Washer Outside Diameter: 1.220 inches minimum and 1.230 inches maximum
Overall Height: 0.520 inches minimum and 0.540 inches maximum
Nut Style: double hexagon
Washer Thickness: 0.090 inches minimum and 0.110 inches maximum
Width Across Flats: 0.928 inches minimum and 0.940 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 16
Hardness Rating: 34.0 rockwell c minimum and 43.0 rockwell c maximum
Nominal Thread Size: 0.750 inches
Material: steel overall
Material Document And Classification: ams 6280 assn std 1st material response or ams 6300 assn std 2nd material response or ams 5080 assn std 3rd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 1,cl 3 fed 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
369A1219	Nut,plain,extended Washer,double

FAQs

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

What is the FSCG of the NSN 5310-00-945-8287?

The FSCG of the NSN 5310-00-945-8287 is 5310

Does the NSN 5310-00-945-8287 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-945-8287 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 5310-00-945-8287 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-945-8287 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 5310-00-945-8287 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Wed, Mar 16, 1966