845-6603146-2

View detailed technical data, stock status, and sourcing information for: 845-6603146-2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-413-7386

Item Name Code

18257

Assigment Date

05/21/1995 (31 years ago)

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes:items with bevel (conical) heads. See bolt, internal wrenching. Excludes:screw, shoulder; and screw, machine.

2.460 inches minimum and 2.520 inches maximum fastener length, right-hand thread direction, 0.875 inches minimum and 1.153 inches maximum thread length, 2a thread class, hexagon head style

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 2a
Thread Direction: right-hand
Thread Length: 0.875 inches minimum and 1.153 inches maximum
Fastener Length: 2.460 inches minimum and 2.520 inches maximum
Head Style: hexagon
Head Height: 0.195 inches minimum and 0.211 inches maximum
Width Between Flats: 0.489 inches minimum and 0.500 inches maximum
Hole Diameter: 0.064 inches minimum and 0.084 inches maximum
Nominal Thread Diameter: 0.312 inches
Hole Quantity: 1
Hole Type: drilled
Thread Quantity Per Inch: 18
Hole Configuration Style: hexagon flats
Material: steel overall
Material Document And Classification: sae j429, grade 5 assn std all material 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
845-6603146-2	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-413-7386?

The FSCG of the NSN 5305-01-413-7386 is 5305

Does the NSN 5305-01-413-7386 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-413-7386 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 5305-01-413-7386 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-413-7386 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 5305-01-413-7386 was assigned to the Federal Catalog?

It was assigned 31 years ago, on Sun, May 21, 1995