1-4 20X1IN

View detailed technical data, stock status, and sourcing information for: 1-4 20X1IN
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-00-973-5256

Item Name Code

01847

Assigment Date

01/01/1962 (64 years ago)

2a thread class, square head style, 0.750 inches minimum thread length, right-hand thread direction, 1.000 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: 0.750 inches minimum
Fastener Length: 1.000 inches nominal
Head Style: square
Head Height: 0.156 inches minimum and 0.188 inches maximum
Width Between Flats: 0.362 inches minimum and 0.375 inches maximum
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.250 inches nominal
Features Provided: unfinished head and hex nut
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 60000 pounds per square inch
Material: steel overall
Material Document And Classification: astm a107 assn std single material response 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
1-4 20X1IN	Machine Bolt
1/4-20-1	Machine Bolt

FAQs

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

What is the FSCG of the NSN 5306-00-973-5256?

The FSCG of the NSN 5306-00-973-5256 is 5306

Does the NSN 5306-00-973-5256 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-00-973-5256 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 5306-00-973-5256 contain precious materials?

Precious metal content is unknown

Does NSN 5306-00-973-5256 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 5306-00-973-5256 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962