5305-01-449-7948

Find complete technical information, availability, and procurement data for: 5305-01-449-7948
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-449-7948

Item Name Code

06657

Assigment Date

10/15/1997 (28 years ago)

An item which is rigid or semi-rigid, generally flat and smooth designed to be attached to an item and provides data such as name/nomenclature, weight, tire pressure, dimensional data and the like. See also marker,identification; plate,designation; plate,instruction; plate set,identification; and tag,marker. Excludes:label.

3a thread class, 4.531 inches minimum and 4.625 inches maximum fastener length, flat countersunk head style, 4.492 inches nominal 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: 4.492 inches nominal
Fastener Length: 4.531 inches minimum and 4.625 inches maximum
Head Style: flat countersunk
Head Diameter: 0.617 inches minimum and 0.637 inches maximum
Internal Drive Style: torque set
Nominal Thread Diameter: 0.3125 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: steel comp 4140 or steel comp 4340 or steel comp 8740
Screw 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
Screw Surface Treatment: cadmium or cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416 ty ii, cl 2 fed spec all treatment responses
Thread Series Designator: unjf
Specification/Standard Data: 80205-nas1102 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
NAS1102-5-74	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-449-7948?

The FSCG of the NSN 5305-01-449-7948 is 5305

Does the NSN 5305-01-449-7948 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-449-7948 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 5305-01-449-7948 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-449-7948 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 5305-01-449-7948 was assigned to the Federal Catalog?

It was assigned 28 years ago, on Wed, Oct 15, 1997