91773A558

View detailed technical data, stock status, and sourcing information for: 91773A558
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-663-6994

Item Name Code

06657

Assigment Date

05/18/2017 (9 years ago)

An item specifically designed to correlate information from two or more signals when installed in an appropriate circuit. For similar items not having modular characteristics, see comparator, signal.

0.625 inches nominal thread length, 0.8 inches nominal fastener length, right-hand thread direction, round head style, 2a 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: 2a
Thread Direction: right-hand
Thread Length: 0.625 inches nominal
Fastener Length: 0.8 inches nominal
Head Style: round
Head Diameter: 0.472 inches nominal
Head Height: 0.175 inches nominal
Internal Drive Style: cross recess type 1
End Item Identification: tank unit,fuel dispensing,truck mounting
Nominal Thread Diameter: 0.25 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 100000 pounds per square inch
Hardness Rating: 100.0 rockwell b nominal
Part Name Assigned By Controlling Agency: round head phillips machine screw
Screw Material: steel corrosion resisting
Screw Surface Treatment: passivate
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
91773A558	Machine Screw
ISO-1210	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-663-6994?

The FSCG of the NSN 5305-01-663-6994 is 5305

Does the NSN 5305-01-663-6994 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-663-6994 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 5305-01-663-6994 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-663-6994 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 5305-01-663-6994 was assigned to the Federal Catalog?

It was assigned 9 years ago, on Thu, May 18, 2017