5305-01-378-7559

Find complete technical information, availability, and procurement data for: 5305-01-378-7559
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-378-7559

Item Name Code

06657

Assigment Date

08/21/1993 (32 years ago)

A circuit designed to store information and/or coded instructions. Item has pins or other connections to install in a computer or computing device. Does not include magnetic drums, tapes, punched cards or the like. For items that have portable type connections see memory, portable, solid state.

pan head style, 0.457 inches nominal fastener length, 0.355 inches nominal thread length, right-hand thread direction, 3a 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: 3a
Thread Direction: right-hand
Thread Length: 0.355 inches nominal
Fastener Length: 0.457 inches nominal
Head Style: pan
Head Diameter: 0.256 inches minimum and 0.270 inches maximum
Head Height: 0.087 inches minimum and 0.097 inches maximum
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Screw Material: steel comp 304 or steel comp 305 or steel comp 316 or steel comp 384
Screw Material Document And Classification: asatm a493 assn std all material responses
Screw Surface Treatment: passivate
Screw Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response
Special Features: furnishd with keyway .417 in length thru threads and grip made of cres with cad & chromate finish
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
7010535-001	Machine Screw
FTD7049P6-2-7	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-378-7559?

The FSCG of the NSN 5305-01-378-7559 is 5305

Does the NSN 5305-01-378-7559 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-378-7559 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 5305-01-378-7559 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-378-7559 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 5305-01-378-7559 was assigned to the Federal Catalog?

It was assigned 32 years ago, on Sat, Aug 21, 1993