5305-01-077-6806

Find complete technical information, availability, and procurement data for: 5305-01-077-6806
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-077-6806

Item Name Code

06657

Assigment Date

05/29/1979 (47 years ago)

0.418 inches minimum and 0.438 inches maximum fastener length, 2a thread class, 0.368 inches minimum and 0.438 inches maximum thread length, watertight 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: 2a
Thread Direction: right-hand
Thread Length: 0.368 inches minimum and 0.438 inches maximum
Fastener Length: 0.418 inches minimum and 0.438 inches maximum
Head Style: watertight
Head Diameter: 0.473 inches minimum and 0.517 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
Features Provided: o ring
Thread Quantity Per Inch: 20
Screw Material: steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384 or steel comp xm-7
Screw Material Document And Classification: astm a493 assn std all material responses or qq-s-763 fed spec 1st material response or qq-s-763 fed spec 2nd material response or qq-s-763 fed spec 3rd material response
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Thread Series Designator: unc

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
HT14R20S07	Machine Screw
MS3212-48	Machine Screw
MS3212-4B	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-077-6806?

The FSCG of the NSN 5305-01-077-6806 is 5305

Does the NSN 5305-01-077-6806 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-077-6806 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 5305-01-077-6806 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-077-6806 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 5305-01-077-6806 was assigned to the Federal Catalog?

It was assigned 47 years ago, on Tue, May 29, 1979