74A586450-1007

View detailed technical data, stock status, and sourcing information for: 74A586450-1007
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-157-7410

Item Name Code

29730

Assigment Date

07/11/1983 (43 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, 0.500 inches nominal overall height, 1.813 inches nominal washer outside diameter, 3b thread class, prevailing torque with nonmetallic insert locking feature

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 with nonmetallic insert
Washer Outside Diameter: 1.813 inches nominal
Overall Height: 0.500 inches nominal
Nut Style: hexagon
Washer Thickness: 0.100 inches nominal
Width Across Flats: 1.375 inches nominal
Thread Series: unj
Thread Quantity Per Inch: 12
Nominal Thread Size: 1.188 inches
Part Name Assigned By Controlling Agency: navy special project
Material: aluminum alloy 2024 nut
Material: plastic polyethylene terephthalate locking insert
Material Document And Classification: qq-a-225/6,t851 fed spec single material response nut

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
74A586450-1007	Extended Washer Self-Locking Nut

FAQs

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

What is the FSCG of the NSN 5310-01-157-7410?

The FSCG of the NSN 5310-01-157-7410 is 5310

Does the NSN 5310-01-157-7410 have a Schedule B code assigned?

Yes, the Schedule B code is 7616995195

Does NSN 5310-01-157-7410 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 5310-01-157-7410 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-157-7410 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 5310-01-157-7410 was assigned to the Federal Catalog?

It was assigned 43 years ago, on Mon, Jul 11, 1983