5305-00-405-2878

Find complete technical information, availability, and procurement data for: 5305-00-405-2878
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-405-2878

Item Name Code

01852

Assigment Date

04/07/1971 (55 years ago)

0.420 inches nominal fastener length, 2a thread class, 0.220 inches minimum thread length, right-hand thread direction, pan no. 2 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: 0.220 inches minimum
Fastener Length: 0.420 inches nominal
Head Style: pan no. 2
Head Diameter: 0.205 inches minimum and 0.219 inches maximum
Head Height: 0.070 inches minimum and 0.080 inches maximum
First Diameter From Head: 0.075 inches minimum and 0.085 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.200 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.112 inches
Thread Quantity Per Inch: 40
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 303 overall
Material Document And Classification: qq-s-764,cond a fed spec 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
528907-21	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-405-2878?

The FSCG of the NSN 5305-00-405-2878 is 5305

Does NSN 5305-00-405-2878 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 5305-00-405-2878 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-405-2878 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 5305-00-405-2878 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Wed, Apr 7, 1971