5305-01-204-2683

Find complete technical information, availability, and procurement data for: 5305-01-204-2683
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 5305-01-204-2683 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

5305-01-204-2683

Item Name Code

18257

Assigment Date

03/24/1985 (41 years ago)

0.640 inches nominal fastener length, hexagon head style, 2a thread class, right-hand thread direction, 0.300 inches nominal 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: 0.300 inches nominal
Fastener Length: 0.640 inches nominal
Head Style: hexagon
Head Height: 0.210 inches nominal
Width Between Flats: 0.562 inches nominal
Nominal Thread Diameter: 0.375 inches
Thread Quantity Per Inch: 16
Hardness Rating: 32.0 rockwell c minimum and 38.0 rockwell c maximum overall
Special Features: item has non standard dog point 0.297 in. dia.x 0.320 in.lg
Material: steel comp 4140 or steel comp 8640 overall
Material Document And Classification: astm-a322 assn std single material response or astm-a331 assn std single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,type 2,class 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
12312426	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-204-2683?

The FSCG of the NSN 5305-01-204-2683 is 5305

Does the NSN 5305-01-204-2683 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-204-2683 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 5305-01-204-2683 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-204-2683 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 5305-01-204-2683 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Sun, Mar 24, 1985