5305-00-730-7890

Find complete technical information, availability, and procurement data for: 5305-00-730-7890
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-730-7890

Item Name Code

22846

Assigment Date

01/01/1963 (63 years ago)

An item with a cylindrical shaped body having external threads other than pipe or hose series. It is desinged to mate into a preformed threaded component for the purpose of plugging a hole during equipment operation. It may have a head and/or internal drive and may contain a bleeder hole. See also plug, protective, dust and moisture seal and cap-plug, protective, dust and moisture seal. Excludes:plug, tube fitting, threaded.

0.940 inches nominal fastener length, flat countersunk head style, 0.360 inches minimum thread length, right-hand thread direction, 2a thread class

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: 0.360 inches minimum
Fastener Length: 0.940 inches nominal
Head Style: flat countersunk
Head Diameter: 0.386 inches minimum and 0.390 inches maximum
Shoulder Diameter: 0.254 inches minimum and 0.256 inches maximum first shoulder
Shoulder Length: 0.370 inches nominal first shoulder
Shank Unthreaded Hole Diameter: 0.070 inches nominal first hole
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Hardness Rating: 30.0 rockwell c minimum and 36.0 rockwell c maximum overall
Countersink Angle: 90.0 degrees nominal
Distance From Head Largest Bearing Surface To Shank Hole Center: 0.840 inches nominal first hole
Shoulder Shape: round first shoulder
Material: steel comp 1330 or steel comp 1340 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
7307890	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-00-730-7890?

The FSCG of the NSN 5305-00-730-7890 is 5305

Does the NSN 5305-00-730-7890 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-730-7890 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 5305-00-730-7890 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-730-7890 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 5305-00-730-7890 was assigned to the Federal Catalog?

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