5305-00-449-2563

Find complete technical information, availability, and procurement data for: 5305-00-449-2563
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-449-2563

Item Name Code

06657

Assigment Date

05/15/1970 (56 years ago)

1.043 inches minimum and 1.167 inches maximum thread length, 1.188 inches minimum and 1.250 inches maximum fastener length, 2a thread class, right-hand thread direction, flat countersunk 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: 1.043 inches minimum and 1.167 inches maximum
Fastener Length: 1.188 inches minimum and 1.250 inches maximum
Head Style: flat countersunk
Head Diameter: 0.244 inches minimum and 0.279 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 80000 pounds per square inch
Countersink Angle: 80.0 degrees minimum and 82.0 degrees maximum
Screw Material: steel corrosion resisting
Screw Material Document And Classification: fed std no. 66 fed std 1st material response or 16-18 assn std 2nd material response
Screw Surface Treatment: oxide
Screw Surface Treatment Document And Classification: mil-c-13924 cl 1 mil spec 1st treatment response or f-33 cl 2 fscm 96214 mfr ref 2nd treatment response
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
418331-35	Machine Screw
MS51959-35B	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-449-2563?

The FSCG of the NSN 5305-00-449-2563 is 5305

Does the NSN 5305-00-449-2563 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-449-2563 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 5305-00-449-2563 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-449-2563 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 5305-00-449-2563 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, May 15, 1970