A320A290-102

View detailed technical data, stock status, and sourcing information for: A320A290-102
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-062-7321

Item Name Code

06666

Assigment Date

07/22/1978 (48 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

right-hand thread direction, 2a thread class, 3.985 inches minimum and 4.015 inches maximum fastener length, 0.500 inches minimum and 0.620 inches maximum thread length, 0.318 inches minimum and 0.328 inches maximum head diameter

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: 0.500 inches minimum and 0.620 inches maximum
Fastener Length: 3.985 inches minimum and 4.015 inches maximum
Head Diameter: 0.318 inches minimum and 0.328 inches maximum
Head Height: 0.250 inches nominal
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.190 inches
Width Across Flats: 0.156 inches minimum and 0.158 inches maximum
Thread Quantity Per Inch: 32
Hardness Rating: 34.0 rockwell c minimum overall
Material: steel overall
Material Document And Classification: ams 5643 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unf

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
A320A290-102	Internal Wrenching Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-062-7321?

The FSCG of the NSN 5306-01-062-7321 is 5306

Does the NSN 5306-01-062-7321 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-062-7321 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 5306-01-062-7321 contain precious materials?

Precious metal content is unknown

Does NSN 5306-01-062-7321 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 5306-01-062-7321 was assigned to the Federal Catalog?

It was assigned 48 years ago, on Sat, Jul 22, 1978