5305-00-731-2028

Find complete technical information, availability, and procurement data for: 5305-00-731-2028
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-731-2028

Item Name Code

01852

Assigment Date

01/01/1963 (63 years ago)

2a thread class, flat countersunk head style, right-hand thread direction, 0.160 inches minimum thread length, 0.500 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: 0.160 inches minimum
Fastener Length: 0.500 inches nominal
Head Style: flat countersunk
Head Diameter: 0.455 inches nominal
First Diameter From Head: 0.200 inches nominal
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.340 inches nominal
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Hardness Rating: 47.0 rockwell c nominal overall
Countersink Angle: 83.0 degrees minimum and 85.0 degrees maximum
Externally Relieved Body Diameter Quantity: 1
Material: steel comp 1035 overall
Material Document And Classification: astm a576 assn std single material response or astm a675 assn std single material response or astm a108 assn std single material response overall
Surface Treatment: phosphate 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
1005-731-2028	Externally Relieved Body Screw
10074183	Externally Relieved Body Screw
201010030	Externally Relieved Body Screw
366-200-1641	Externally Relieved Body Screw
3662001641	Externally Relieved Body Screw
5305007312028	Externally Relieved Body Screw
53057312028	Externally Relieved Body Screw
5305PL0954026	Externally Relieved Body Screw
7312028	Externally Relieved Body Screw
75F6202	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-00-731-2028?

The FSCG of the NSN 5305-00-731-2028 is 5305

Does the NSN 5305-00-731-2028 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-731-2028 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 5305-00-731-2028 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-731-2028 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 5305-00-731-2028 was assigned to the Federal Catalog?

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