5310-01-266-4061

Find complete technical information, availability, and procurement data for: 5310-01-266-4061
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-266-4061

Item Name Code

15932

Assigment Date

10/24/1987 (38 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

0.720 inches minimum and 0.780 inches maximum outside diameter, 0.390 inches minimum and 0.420 inches maximum hole diameter, 0.059 inches nominal overall height, 0.016 inches nominal material thickness, 0.507 inches minimum and 0.517 inches maximum recess diameter

Product Characteristics

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

Hole Diameter: 0.390 inches minimum and 0.420 inches maximum
Outside Diameter: 0.720 inches minimum and 0.780 inches maximum
Overall Height: 0.059 inches nominal
Recess Diameter: 0.507 inches minimum and 0.517 inches maximum
Material Thickness: 0.016 inches nominal
Recess Angle: 99.0 degrees minimum and 100.3 degrees maximum
Material: steel comp 302 or steel comp 304 overall
Material Document And Classification: mil-s-5059,cond a mil spec 1st material response or qq-s-766,cond a fed spec 2nd material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Style Designator: finishing

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
4M335-6	Finishing Washer
T4M335-6	Finishing Washer

FAQs

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

What is the FSCG of the NSN 5310-01-266-4061?

The FSCG of the NSN 5310-01-266-4061 is 5310

Does the NSN 5310-01-266-4061 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-266-4061 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 5310-01-266-4061 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-266-4061 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 5310-01-266-4061 was assigned to the Federal Catalog?

It was assigned 38 years ago, on Sat, Oct 24, 1987