19H246

View detailed technical data, stock status, and sourcing information for: 19H246
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-847-1159

Item Name Code

18257

Assigment Date

01/01/1962 (64 years ago)

An item which consists of a quartz crystal resonator(s), suitably mounted in a holder, quartz crystal.

1.750 inches nominal fastener length, 1.000 inches minimum and 1.188 inches maximum thread length, 2a thread class, hexagon head style, 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: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches minimum and 1.188 inches maximum
Fastener Length: 1.750 inches nominal
Head Style: hexagon
Head Height: 0.226 inches minimum and 0.243 inches maximum
Width Between Flats: 0.551 inches minimum and 0.562 inches maximum
End Item Identification: multiple launch rocket system (mlrs); high-mobility artillery rocket system (himars); armored multi-purpose vehicle (ampv)
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 80000 pounds per square inch
Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316 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

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-106-2538	No Name Available	11/01/1986
5305-00-638-3086	No Name Available	01/01/1961
5305-00-819-5130	No Name Available	01/01/1961
5305-00-882-2257	No Name Available	05/23/1967

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
0740784	Hexagon Head Cap Screw
19H246	Hexagon Head Cap Screw
2009+9470+001	Hexagon Head Cap Screw
330C889A6016D28	Hexagon Head Cap Screw
5305PL0684576	Hexagon Head Cap Screw
645A560H44	Hexagon Head Cap Screw
6640211 FIND 45	Hexagon Head Cap Screw
8599267-531	Hexagon Head Cap Screw
L34975P065	Hexagon Head Cap Screw
MS35307-365	Hexagon Head Cap Screw
MS35307-65	Hexagon Head Cap Screw
N24P25028	Hexagon Head Cap Screw
SPP62-0312	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-847-1159?

The FSCG of the NSN 5305-00-847-1159 is 5305

Does the NSN 5305-00-847-1159 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-847-1159 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 5305-00-847-1159 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-847-1159 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 5305-00-847-1159 was assigned to the Federal Catalog?

It was assigned 64 years ago, on Mon, Jan 1, 1962