5305-00-570-8740

Find complete technical information, availability, and procurement data for: 5305-00-570-8740
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-570-8740

Item Name Code

06657

Assigment Date

12/01/1974 (51 years ago)

0.626 inches minimum and 0.673 inches maximum fastener length, 3a thread class, 0.626 inches minimum and 0.673 inches maximum thread length, pan no. 2 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: 3a
Thread Direction: right-hand
Thread Length: 0.626 inches minimum and 0.673 inches maximum
Fastener Length: 0.626 inches minimum and 0.673 inches maximum
Head Style: pan no. 2
Head Diameter: 0.958 inches minimum and 0.987 inches maximum
Head Height: 0.327 inches minimum and 0.348 inches maximum
Internal Drive Style: cross recess type ii
Nominal Thread Diameter: 0.500 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 125000 pounds per square inch
Hardness Rating: 26.0 rockwell c minimum and 32.0 rockwell c maximum
Screw Material: steel comp 8630 or steel comp 4037
Screw Material Document And Classification: mil-s-6050 mil spec 1st material response or mil-s-8695 mil spec 2nd material response
Screw Surface Treatment: cadmium
Screw Surface Treatment Document And Classification: qq-p-416,type 2,class 3 fed spec single treatment response
Thread Series Designator: unf

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
MS27039-8-09	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-570-8740?

The FSCG of the NSN 5305-00-570-8740 is 5305

Does the NSN 5305-00-570-8740 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-570-8740 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 5305-00-570-8740 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-00-570-8740 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 5305-00-570-8740 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Sun, Dec 1, 1974