5306-00-655-9522

Find complete technical information, availability, and procurement data for: 5306-00-655-9522
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-655-9522

Item Name Code

06659

Assigment Date

01/01/1963 (63 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.)

right-hand thread direction, 2a thread class, hexagon head style, 0.438 inches nominal fastener length, 0.438 inches maximum thread length

Product Characteristics

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

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.438 inches maximum
Fastener Length: 0.438 inches nominal
Head Style: hexagon
Head Height: 0.172 inches minimum and 0.190 inches maximum
Width Between Flats: 0.428 inches minimum and 0.438 inches maximum
Washer Quantity: 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Primary Washer Outside Diameter: 0.466 inches minimum and 0.478 inches maximum
Primary Washer Style: flat internal teeth
Primary Washer Material Thickness: 0.025 inches nominal
Material: steel comp 1010 or steel comp 1020 overall
Material Document And Classification: qq-s-633 fed spec all material responses overall
Surface Treatment: cadmium or zinc overall
Thread Series Designator: unc

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
425324	Assembled Washer Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-655-9522?

The FSCG of the NSN 5306-00-655-9522 is 5306

Does the NSN 5306-00-655-9522 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-655-9522 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 5306-00-655-9522 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-655-9522 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 5306-00-655-9522 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963