2143880-2

View detailed technical data, stock status, and sourcing information for: 2143880-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5306 Bolts

National Stock Number

5306-01-325-8383

Item Name Code

04905

Assigment Date

09/12/1990 (35 years ago)

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

2a thread class, right-hand thread direction, 1.125 inches nominal fastener length, 0.532 inches nominal thread length, hexagon head style

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: 0.532 inches nominal
Fastener Length: 1.125 inches nominal
Head Style: hexagon
Head Height: 0.190 inches nominal
Width Between Flats: 0.625 inches nominal
Shoulder Diameter: 0.330 inches minimum and 0.335 inches maximum fourth shoulder
Shoulder Diameter: 0.437 inches nominal second shoulder
Shoulder Diameter: 0.562 inches nominal first shoulder
Shoulder Diameter: 0.562 inches nominal third shoulder
Shoulder Length: 0.593 inches nominal fourth shoulder
Shoulder Length: 0.073 inches minimum and 0.078 inches maximum second shoulder
Shoulder Length: 0.084 inches nominal first shoulder
Shoulder Length: 0.093 inches nominal third shoulder
Nominal Thread Diameter: 0.312 inches
Thread Quantity Per Inch: 24
Shoulder Shape: round all shoulders
Special Features: undercut 0.030 to thread root dia.
Material: steel comp 303 or steel comp 303se overall
Material Document And Classification: astm a582 assn std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment 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
2143880-2	Shoulder Bolt

FAQs

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

What is the FSCG of the NSN 5306-01-325-8383?

The FSCG of the NSN 5306-01-325-8383 is 5306

Does the NSN 5306-01-325-8383 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5306-01-325-8383 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 5306-01-325-8383 contain precious materials?

Item does not contain precious metal.

Does NSN 5306-01-325-8383 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 5306-01-325-8383 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Wed, Sep 12, 1990