5305-00-481-6548

Find complete technical information, availability, and procurement data for: 5305-00-481-6548
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-481-6548

Item Name Code

06657

Assigment Date

09/18/1970 (55 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

0.501 inches minimum and 0.578 inches maximum thread length, 0.641 inches minimum and 0.688 inches maximum fastener length, right-hand thread direction, pan head style, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.501 inches minimum and 0.578 inches maximum
Fastener Length: 0.641 inches minimum and 0.688 inches maximum
Head Style: pan
Head Diameter: 0.473 inches minimum and 0.492 inches maximum
Head Height: 0.162 inches minimum and 0.175 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 125000 pounds per square inch
Screw Material: iron alloy 660
Screw Material Document And Classification: ams 5735 assn std single material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 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
MS27039C4-10	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-481-6548?

The FSCG of the NSN 5305-00-481-6548 is 5305

Does the NSN 5305-00-481-6548 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-481-6548 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 5305-00-481-6548 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-481-6548 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 5305-00-481-6548 was assigned to the Federal Catalog?

It was assigned 55 years ago, on Fri, Sep 18, 1970