MCB56

View detailed technical data, stock status, and sourcing information for: MCB56
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-353-2838

Item Name Code

01847

Assigment Date

01/01/1963 (63 years ago)

1.000 inches minimum thread length, 2a thread class, flat chamfer head style, right-hand thread direction, 5.000 inches nominal fastener 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: 1.000 inches minimum
Fastener Length: 5.000 inches nominal
Head Style: flat chamfer
Head Diameter: 0.625 inches nominal
Head Height: 0.375 inches nominal
Nominal Thread Diameter: 0.438 inches
Features Provided: finished head
Thread Quantity Per Inch: 20
Material: steel comp 1020 overall
Material Document And Classification: 66 fed std single material response or aisi/sae assn std single material 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
20T4030	Machine Bolt
291-20T4030	Machine Bolt
CB56	Machine Bolt
MCB56	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-353-2838?

The FSCG of the NSN 5306-00-353-2838 is 5306

Does the NSN 5306-00-353-2838 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-353-2838 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 5306-00-353-2838 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-353-2838 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 5306-00-353-2838 was assigned to the Federal Catalog?

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