5305-01-038-0340

Find complete technical information, availability, and procurement data for: 5305-01-038-0340
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-038-0340

Item Name Code

06660

Assigment Date

03/27/1977 (49 years ago)

right-hand thread direction, 2a thread class, 0.344 inches minimum and 0.438 inches maximum thread length, 0.406 inches minimum and 0.438 inches maximum fastener length, pan no. 2 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: 0.344 inches minimum and 0.438 inches maximum
Fastener Length: 0.406 inches minimum and 0.438 inches maximum
Head Style: pan no. 2
Head Diameter: 0.357 inches minimum and 0.373 inches maximum
Head Height: 0.099 inches minimum and 0.110 inches maximum
Washer Quantity: 2
Internal Drive Style: slot
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 32
Minimum Tensile Strength: 55000 pounds per square inch
Secondary Washer Relationship To Primary Washer: not identical
Secondary Washer Style: flat
Primary Washer Outside Diameter: 0.334 inches maximum
Secondary Washer Outside Diameter: 0.338 inches minimum and 0.348 inches maximum
Primary Washer Style: split helical ring
Primary Washer Material Thickness: 0.047 inches minimum
Secondary Washer Material Thickness: 0.029 inches minimum and 0.035 inches maximum
Material: copper alloy 510 secondary washer
Material: copper alloy 260 or copper alloy 268 primary washer
Material: copper alloy fastener
Material Document And Classification: qq-b-750 fed spec single material response secondary washer
Material Document And Classification: qq-b-613 fed spec all material responses primary washer
Material Document And Classification: qq-b-613 fed spec single material response or qq-b-626 fed spec single material response fastener
Surface Treatment: tin overall
Thread Series Designator: unf
Specification/Standard Data: 80205-nas 720 professional/industrial association standard

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
NAS720B10-7	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-01-038-0340?

The FSCG of the NSN 5305-01-038-0340 is 5305

Does the NSN 5305-01-038-0340 have a Schedule B code assigned?

Yes, the Schedule B code is 7415338550

Does NSN 5305-01-038-0340 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 5305-01-038-0340 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-038-0340 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 5305-01-038-0340 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Sun, Mar 27, 1977