5305-01-030-4253

Find complete technical information, availability, and procurement data for: 5305-01-030-4253
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-030-4253

Item Name Code

06657

Assigment Date

11/05/1976 (49 years ago)

right-hand thread direction, flat countersunk head style, 0.491 inches minimum and 0.507 inches maximum head diameter, 3a thread class, 2.484 inches minimum and 2.516 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: 3a
Thread Direction: right-hand
Fastener Length: 2.484 inches minimum and 2.516 inches maximum
Head Style: flat countersunk
Head Diameter: 0.491 inches minimum and 0.507 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Countersink Angle: 100.0 degrees nominal
Screw Material: steel comp 302 or steel comp 303 or steel comp 304 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: 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
160D96206-15	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-030-4253?

The FSCG of the NSN 5305-01-030-4253 is 5305

Does the NSN 5305-01-030-4253 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-030-4253 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 5305-01-030-4253 contain precious materials?

Precious metal content is unknown

Does NSN 5305-01-030-4253 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 5305-01-030-4253 was assigned to the Federal Catalog?

It was assigned 49 years ago, on Fri, Nov 5, 1976