5-16 18X3IN

View detailed technical data, stock status, and sourcing information for: 5-16 18X3IN
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-515-9991

Item Name Code

01847

Assigment Date

01/01/1963 (63 years ago)

3.000 inches nominal fastener length, right-hand thread direction, 0.875 inches minimum thread length, square head style, 2a thread class

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: 0.875 inches minimum
Fastener Length: 3.000 inches nominal
Head Style: square
Head Height: 0.186 inches minimum and 0.220 inches maximum
Width Between Flats: 0.484 inches minimum and 0.500 inches maximum
Nominal Thread Diameter: 0.312 inches
Features Provided: unfinished head
Thread Quantity Per Inch: 18
Minimum Tensile Strength: 60000 pounds per square inch
Hardness Rating: 95.0 rockwell b maximum overall
Material: steel overall
Material Document And Classification: sae j429 assn std single material response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-207-3163	No Name Available	04/16/2025
5306-00-660-2336	No Name Available	06/14/2023
5306-00-973-7489	No Name Available	06/14/2023

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
5-16 18X3IN	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-515-9991?

The FSCG of the NSN 5306-00-515-9991 is 5306

Does the NSN 5306-00-515-9991 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-515-9991 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 5306-00-515-9991 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-00-515-9991 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 5306-00-515-9991 was assigned to the Federal Catalog?

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