5306-01-020-6899

Find complete technical information, availability, and procurement data for: 5306-01-020-6899
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-020-6899

Item Name Code

06675

Assigment Date

05/03/1976 (50 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

1.000 inches nominal thread length, 2a thread class, 4.614 inches nominal fastener length, hexagon extended washer head style, right-hand thread direction

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: 1.000 inches nominal
Fastener Length: 4.614 inches nominal
Head Style: hexagon extended washer
Head Height: 0.386 inches nominal
Width Between Flats: 0.563 inches nominal
Extended Washer Diameter: 0.620 inches nominal
Extended Washer Thickness: 0.060 inches nominal
First Diameter From Head: 0.400 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 3.614 inches nominal
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 13
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 303 overall
Material Document And Classification: qq-s-763, cond a fed spec single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec all treatment responses or 133c133, partf, cage 97942 mfr ref all treatment responses 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
605B739H01	Externally Relieved Body Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-020-6899?

The FSCG of the NSN 5306-01-020-6899 is 5306

Does the NSN 5306-01-020-6899 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-020-6899 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 5306-01-020-6899 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-020-6899 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 5306-01-020-6899 was assigned to the Federal Catalog?

It was assigned 50 years ago, on Mon, May 3, 1976