4057689A

View detailed technical data, stock status, and sourcing information for: 4057689A
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-133-9844

Item Name Code

04905

Assigment Date

06/24/1982 (44 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

hexagon extended washer head style, 0.235 inches nominal thread length, 1.215 inches minimum and 1.235 inches maximum fastener length, 3a thread class, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3a
Thread Direction: right-hand
Thread Length: 0.235 inches nominal
Fastener Length: 1.215 inches minimum and 1.235 inches maximum
Head Style: hexagon extended washer
Head Height: 0.212 inches minimum and 0.233 inches maximum
Width Between Flats: 0.492 inches minimum and 0.502 inches maximum
Extended Washer Diameter: 0.615 inches minimum and 0.635 inches maximum
Extended Washer Thickness: 0.056 inches minimum and 0.062 inches maximum
Shoulder Diameter: 0.497 inches minimum and 0.499 inches maximum first shoulder
Shoulder Length: 0.851 inches minimum and 0.881 inches maximum first shoulder
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 24
Shoulder Shape: round first shoulder
Material: titanium alloy overall
Material Document And Classification: ams7460 assn std single material response overall
Thread Series Designator: unjf

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
4057689	Shoulder Bolt
4057689A	Shoulder Bolt
5306PL1498074	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-133-9844?

The FSCG of the NSN 5306-01-133-9844 is 5306

Does the NSN 5306-01-133-9844 have a Schedule B code assigned?

Yes, the Schedule B code is 8109900000

Does NSN 5306-01-133-9844 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 5306-01-133-9844 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-133-9844 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 5306-01-133-9844 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Thu, Jun 24, 1982