5305-01-448-8650

Find complete technical information, availability, and procurement data for: 5305-01-448-8650
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-448-8650

Item Name Code

29294

Assigment Date

09/12/1997 (28 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.

flat countersunk head style, 3a thread class, 1.013 inches minimum and 1.043 inches maximum fastener length, 0.403 inches maximum thread length, right-hand thread direction

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: 0.403 inches maximum
Fastener Length: 1.013 inches minimum and 1.043 inches maximum
Head Style: flat countersunk
Head Diameter: 0.350 inches minimum and 0.399 inches maximum
Grip Diameter: 0.2641 inches minimum and 0.2651 inches maximum
Internal Drive Style: offset cruciform (torque set)
Grip Length: 0.615 inches minimum and 0.635 inches maximum
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp 4140 or steel comp 4340 or steel comp 8740 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 type 2 class 2 fed spec all treatment responses overall
Specification/Standard Data: 80205-nas1581 professional/industrial association standard

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
NAS1581F4T10X	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-448-8650?

The FSCG of the NSN 5305-01-448-8650 is 5305

Does the NSN 5305-01-448-8650 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-448-8650 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 5305-01-448-8650 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-448-8650 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 5305-01-448-8650 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Fri, Sep 12, 1997