845951-4

View detailed technical data, stock status, and sourcing information for: 845951-4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-118-4894

Item Name Code

16282

Assigment Date

09/04/1981 (44 years ago)

0.344 inches minimum and 0.375 inches maximum fastener length, flat countersunk head style, 3a thread class, 0.245 inches minimum and 0.326 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: 0.245 inches minimum and 0.326 inches maximum
Fastener Length: 0.344 inches minimum and 0.375 inches maximum
Head Style: flat countersunk
Head Diameter: 0.191 inches minimum and 0.225 inches maximum
Locking Feature: strip or pellet or patch threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.112 inches
Width Across Flats: 0.062 inches nominal
Thread Quantity Per Inch: 40
Minimum Tensile Strength: 80000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 overall
Material Document And Classification: 66 fed std all material responses overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response 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
845951-4	Socket Head Cap Screw
LP57G40J3/8HQ	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-118-4894?

The FSCG of the NSN 5305-01-118-4894 is 5305

Does the NSN 5305-01-118-4894 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-118-4894 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 5305-01-118-4894 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-118-4894 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 5305-01-118-4894 was assigned to the Federal Catalog?

It was assigned 44 years ago, on Fri, Sep 4, 1981