5305-01-386-6086

Find complete technical information, availability, and procurement data for: 5305-01-386-6086
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-386-6086

Item Name Code

16282

Assigment Date

02/09/1994 (32 years ago)

An open coiled spring, wound in various forms and from different shapes and types of materials and finished at the ends, designed to provide resistance to compression forces. Excludes:springs designed for thermal actuation (springs in which the torsion forces are designed to be counteracted by changes in temperature) and spring, reinforcing, hose.

flat countersunk head style, right-hand thread direction, 0.970 inches minimum and 1.000 inches maximum fastener length, 1.000 inches maximum 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: 1.000 inches maximum
Fastener Length: 0.970 inches minimum and 1.000 inches maximum
Head Style: flat countersunk
Head Diameter: 0.720 inches minimum and 0.781 inches maximum
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.219 inches nominal
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 160000 pounds per square inch
Hardness Rating: 36.0 rockwell c minimum and 45.0 rockwell c maximum overall
Countersink Angle: 80.0 degrees minimum and 84.0 degrees maximum
Criticality Code Justification: feat
Special Features: this item is flight safety critical. thread is safety critical per mil-s-7742 under application category safety critical. apply one coat of mil-p-23377, ty 1, cl 1 or 3 and two top coats of mil-c-46168, color code 33538 per fed-std-595 to top of head.
Material: steel overall
Material Document And Classification: fed-std66 fed std single material response overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416 ty 2 cl 3 fed spec all treatment responses overall
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
02372-2	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-386-6086?

The FSCG of the NSN 5305-01-386-6086 is 5305

Does the NSN 5305-01-386-6086 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-386-6086 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 5305-01-386-6086 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-386-6086 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 5305-01-386-6086 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Wed, Feb 9, 1994