5305-00-489-6055

Find complete technical information, availability, and procurement data for: 5305-00-489-6055
DODParts.com distributes related products varnishes dopes paints, aircraft parts and consumables, electrical parts, fittings and other components for the aerospace and defense industries. Submit the short price quote form for NSN 5305-00-489-6055 to receive an up to date pricing and availability quote by email.

Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-489-6055

Item Name Code

18257

Assigment Date

06/03/1970 (56 years ago)

2a thread class, 2.156 inches minimum and 2.250 inches maximum fastener length, right-hand thread direction, hexagon head style, 0.938 inches minimum thread 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: 0.938 inches minimum
Fastener Length: 2.156 inches minimum and 2.250 inches maximum
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.163 inches maximum
Width Between Flats: 0.428 inches minimum and 0.437 inches maximum
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 20
Minimum Tensile Strength: 90000 pounds per square inch
Criticality Code Justification: cqbc
Material: steel comp 302 or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 316 or steel comp 303 or steel comp 303se or steel comp 316l overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35,ty 1,2,or 3 fed spec single treatment response overall
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
G302637-12	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-489-6055?

The FSCG of the NSN 5305-00-489-6055 is 5305

Does the NSN 5305-00-489-6055 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-489-6055 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 5305-00-489-6055 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-489-6055 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 5305-00-489-6055 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Wed, Jun 3, 1970