5305-00-489-0743

Find complete technical information, availability, and procurement data for: 5305-00-489-0743
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-489-0743

Item Name Code

06657

Assigment Date

06/03/1970 (56 years ago)

2a thread class, 0.620 inches minimum and 0.750 inches maximum thread length, right-hand thread direction, 0.720 inches minimum and 0.750 inches maximum fastener length, 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: 0.620 inches minimum and 0.750 inches maximum
Fastener Length: 0.720 inches minimum and 0.750 inches maximum
Head Style: hexagon
Head Height: 0.172 inches minimum and 0.190 inches maximum
Width Between Flats: 0.367 inches minimum and 0.375 inches maximum
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 60000 pounds per square inch
Screw Material: steel
Screw Surface Treatment: cadmium and chromate
Screw Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 10s style

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5306-01-113-3540	No Name Available	04/01/1984
5305-01-544-2878	No Name Available	10/01/2007

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
286-003-004	Machine Screw
5305PL0731595	Machine Screw
9415447	Machine Screw
MS51849-96	Machine Screw
PS-6025	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-489-0743?

The FSCG of the NSN 5305-00-489-0743 is 5305

Does the NSN 5305-00-489-0743 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-489-0743 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 5305-00-489-0743 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-489-0743 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 5305-00-489-0743 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Jun 3, 1970