5305-00-817-6860

Find complete technical information, availability, and procurement data for: 5305-00-817-6860
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-817-6860

Item Name Code

18257

Assigment Date

01/01/1960 (66 years ago)

hexagon head style, 1.000 inches nominal thread length, right-hand thread direction, 2a thread class, 2.656 inches minimum and 2.750 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: 2a
Thread Direction: right-hand
Thread Length: 1.000 inches nominal
Fastener Length: 2.656 inches minimum and 2.750 inches maximum
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
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Minimum Tensile Strength: 74000 pounds per square inch
Hardness Rating: 80.0 rockwell b minimum and 100.0 rockwell b maximum overall
Special Features: matl uns k04200
Material: steel overall
Material Document And Classification: astm a449 grade 2 assn std single material response overall
Surface Treatment: cadmium and chromate or zinc and chromate overall
Surface Treatment Document And Classification: qq-p-416,type 2,class c fed spec 1st treatment response or astm b633,type 2,class 3 assn std 2nd treatment response overall
Thread Series Designator: unc
Specification/Standard Data: 80204-ansi b18.2.1 professional/industrial association standard and 96906-ms35291/canceled/ government standard
Nondefinitive Spec/Std Data: 4 table and unc series and 2a class and 3/8-16 size and 2-3/8in. length

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5305-00-012-2201	No Name Available	06/01/1986

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
3/8-16UNC2AX2-3/8 HEX STL CD/ZN	Hexagon Head Cap Screw
5311781	Hexagon Head Cap Screw
ANSI B18.2.1 TABLE 4	Hexagon Head Cap Screw
JHP13-412	Hexagon Head Cap Screw
MS35291-69	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-817-6860?

The FSCG of the NSN 5305-00-817-6860 is 5305

Does the NSN 5305-00-817-6860 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-817-6860 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 5305-00-817-6860 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-817-6860 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 5305-00-817-6860 was assigned to the Federal Catalog?

It was assigned 66 years ago, on Fri, Jan 1, 1960