5305-00-821-3588

Find complete technical information, availability, and procurement data for: 5305-00-821-3588
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-821-3588

Item Name Code

16282

Assigment Date

01/01/1962 (64 years ago)

A headless, generally cylindrically-shaped item having a straight, smooth, solid body, with or without a drilled hole(s). It has an outside diameter equal to or less than its length. Its length must not exceed twelve inches (304 mm); for items whose length exceeds twelve inches (304 mm); see rod,straight,headless. It is used for aligning or transfer of torque and/or thrust, by fitting into corresponding holes of another item. See also pin,straight,threaded.

flat chamfer head style, right-hand thread direction, 0.188 inches nominal fastener length, 3a thread class, 0.188 inches maximum thread 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: 3a
Thread Direction: right-hand
Thread Length: 0.188 inches maximum
Fastener Length: 0.188 inches nominal
Head Style: flat chamfer
Head Diameter: 0.136 inches minimum and 0.140 inches maximum
Head Height: 0.083 inches minimum and 0.086 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.086 inches
Width Across Flats: 0.063 inches minimum and 0.064 inches maximum
Thread Quantity Per Inch: 56
Hardness Rating: 36.0 rockwell c minimum and 43.0 rockwell c maximum overall
Minimum Yield Strength: 140000 pounds per square inch
Material: steel comp 1335 overall
Material Document And Classification: qq-s-624 fed spec single material response overall
Thread Series Designator: unc

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-286-0034	No Name Available	04/23/1969

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
NAS608-256-3	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-821-3588?

The FSCG of the NSN 5305-00-821-3588 is 5305

Does the NSN 5305-00-821-3588 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-821-3588 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 5305-00-821-3588 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-821-3588 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 5305-00-821-3588 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962