C3-378

View detailed technical data, stock status, and sourcing information for: C3-378
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-425-0607

Item Name Code

01847

Assigment Date

01/01/1963 (63 years ago)

square head style, 1.750 inches nominal fastener length, right-hand thread direction, 2a thread class, 1.500 inches minimum 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: 1.500 inches minimum
Fastener Length: 1.750 inches nominal
Head Style: square
Head Height: 0.400 inches minimum and 0.444 inches maximum
Width Between Flats: 0.906 inches minimum and 0.938 inches maximum
Nominal Thread Diameter: 0.625 inches
Features Provided: unfinished head
Thread Quantity Per Inch: 11
Minimum Tensile Strength: 150000 pounds per square inch
Hardness Rating: 30.0 rockwell c minimum and 32.0 rockwell c maximum overall
Material: steel overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 gr 8 type

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-00-174-8306	No Name Available	02/01/1982
5306-00-270-7457	No Name Available	01/01/1983
5306-00-680-6163	No Name Available	08/01/2007
5306-00-685-2904	No Name Available	09/01/2023
5306-00-720-9043	No Name Available	09/01/2023

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
C3-378	Machine Bolt
FFB575TYPE1GRADE1	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-425-0607?

The FSCG of the NSN 5306-00-425-0607 is 5306

Does the NSN 5306-00-425-0607 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-425-0607 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 5306-00-425-0607 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-425-0607 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 5306-00-425-0607 was assigned to the Federal Catalog?

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