5305-01-286-5440

Find complete technical information, availability, and procurement data for: 5305-01-286-5440
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-286-5440

Item Name Code

18257

Assigment Date

10/04/1988 (37 years ago)

hexagon head style, 0.970 inches minimum and 1.000 inches maximum fastener length, 0.870 inches minimum and 1.000 inches maximum thread length, right-hand thread direction, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 0.870 inches minimum and 1.000 inches maximum
Fastener Length: 0.970 inches minimum and 1.000 inches maximum
Head Style: hexagon
Head Height: 0.272 inches minimum and 0.291 inches maximum
Width Between Flats: 0.612 inches minimum and 0.625 inches maximum
Nominal Thread Diameter: 0.438 inches
Features Provided: finished head
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 120000 pounds per square inch
Hardness Rating: 23.0 rockwell c minimum and 34.0 rockwell c maximum overall
Material: steel overall
Material Document And Classification: sae j429 gr 5 assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 ty 2,cl-fe/zn 13 assn std single treatment response overall
Thread Series Designator: unf
Nondefinitive Spec/Std Data: 1 type and 5 grade

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
7/16-20UNF-2AX1 IN. LG, STL, ZN	Hexagon Head Cap Screw
M1222RN7F216GFNZE	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-286-5440?

The FSCG of the NSN 5305-01-286-5440 is 5305

Does the NSN 5305-01-286-5440 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-286-5440 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 5305-01-286-5440 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-286-5440 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 5305-01-286-5440 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Tue, Oct 4, 1988