5305-01-657-5206

Find complete technical information, availability, and procurement data for: 5305-01-657-5206
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-657-5206

Item Name Code

29294

Assigment Date

08/18/2016 (9 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 countersunk head style, 0.673 inches minimum and 0.703 inches maximum fastener length, right-hand thread direction, 0.501 inches nominal thread length, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.501 inches nominal
Fastener Length: 0.673 inches minimum and 0.703 inches maximum
Head Style: flat countersunk
Head Diameter: 0.578 inches minimum and 0.633 inches maximum
Grip Diameter: 0.311 inches minimum and 0.312 inches maximum
Internal Drive Style: high-torque
End Item Identification: a10
Nominal Thread Diameter: 0.3125 inches
Grip Length: 0.177 inches minimum and 0.197 inches maximum
Thread Quantity Per Inch: 14
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: bolt 100 degree flush head
Material: iron alloy 660 overall
Surface Treatment: passivate overall
Thread Series Designator: unjf

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
NAS1580C5H3	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-657-5206?

The FSCG of the NSN 5305-01-657-5206 is 5305

Does the NSN 5305-01-657-5206 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-657-5206 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 5305-01-657-5206 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-657-5206 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 5305-01-657-5206 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Thu, Aug 18, 2016