5310-01-499-0503

Find complete technical information, availability, and procurement data for: 5310-01-499-0503
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-499-0503

Item Name Code

13393

Assigment Date

07/11/2002 (24 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

0.051 inches minimum and 0.080 inches maximum thickness, round center hole shape style, 0.281 inches nominal hole diameter, rectangular cross-sectional shape style, round peripheral shape style

Product Characteristics

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

Cross-Sectional Shape Style: rectangular
Hole Diameter: 0.281 inches nominal
Peripheral Shape Style: round
Center Hole Shape Style: round
Thickness: 0.051 inches minimum and 0.080 inches maximum
Overall Diameter: 0.625 inches nominal
Material: steel 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
021-16786-000 ITEM 11	Flat Washer
021-16786-011	Flat Washer
021-16786C011	Flat Washer

FAQs

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

What is the FSCG of the NSN 5310-01-499-0503?

The FSCG of the NSN 5310-01-499-0503 is 5310

Does the NSN 5310-01-499-0503 have a Schedule B code assigned?

Yes, the Schedule B code is 7318220000

Does NSN 5310-01-499-0503 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 5310-01-499-0503 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-499-0503 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 5310-01-499-0503 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Thu, Jul 11, 2002