5305-00-999-4081

Find complete technical information, availability, and procurement data for: 5305-00-999-4081
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-999-4081

Item Name Code

16282

Assigment Date

04/11/1966 (60 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, splined or smoothed, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use screw (as modified) or bolt (as modified).

3a thread class, flat countersunk head style, 0.375 inches maximum thread length, right-hand thread direction, 0.344 inches minimum and 0.375 inches maximum fastener length

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: 0.375 inches maximum
Fastener Length: 0.344 inches minimum and 0.375 inches maximum
Head Style: flat countersunk
Head Diameter: 0.322 inches minimum and 0.385 inches maximum
Locking Feature: pellet threads
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 140000 pounds per square inch
Hardness Rating: 248.0 brinell standard minimum and 321.0 brinell standard maximum overall
Minimum Yield Strength: 85000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: iron alloy 660 overall
Material Document And Classification: ams 5735 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: mil-s-5002 mil spec single treatment response overall
Thread Series Designator: unf

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
NAS1189C3P6N	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-999-4081?

The FSCG of the NSN 5305-00-999-4081 is 5305

Does the NSN 5305-00-999-4081 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-999-4081 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 5305-00-999-4081 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-999-4081 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 5305-00-999-4081 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Mon, Apr 11, 1966