5305-01-221-9877

Find complete technical information, availability, and procurement data for: 5305-01-221-9877
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-221-9877

Item Name Code

06657

Assigment Date

12/05/1985 (40 years ago)

right-hand thread direction, 1.522 inches minimum and 1.667 inches maximum thread length, 2a thread class, flat countersunk head style, 1.688 inches minimum and 1.750 inches maximum fastener length

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: 1.522 inches minimum and 1.667 inches maximum
Fastener Length: 1.688 inches minimum and 1.750 inches maximum
Head Style: flat countersunk
Head Diameter: 0.333 inches minimum and 0.385 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.190 inches
Thread Quantity Per Inch: 24
Minimum Tensile Strength: 80000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Screw Material: steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 316
Screw Material Document And Classification: 66 fed std all material responses
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: astm a380 assn std single treatment response
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 3 type and 3c style
Departure From Cited Document: as modified by finish specification

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
MS24693-82	Machine Screw
MS24693-C82	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-221-9877?

The FSCG of the NSN 5305-01-221-9877 is 5305

Does the NSN 5305-01-221-9877 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-221-9877 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 5305-01-221-9877 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-221-9877 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 5305-01-221-9877 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Thu, Dec 5, 1985