5305-00-478-0275

Find complete technical information, availability, and procurement data for: 5305-00-478-0275
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-478-0275

Item Name Code

18257

Assigment Date

05/22/1970 (56 years ago)

hexagon head style, 4.656 inches minimum and 4.750 inches maximum fastener length, 2a thread class, right-hand thread direction, 1.313 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: 1.313 inches minimum
Fastener Length: 4.656 inches minimum and 4.750 inches maximum
Head Style: hexagon
Head Height: 0.272 inches minimum and 0.291 inches maximum
Width Between Flats: 0.612 inches minimum and 0.625 inches maximum
Nominal Thread Diameter: 0.438 inches
Thread Quantity Per Inch: 14
Minimum Tensile Strength: 80000 pounds per square inch
Hardness Rating: 80.0 rockwell b minimum overall
Minimum Yield Strength: 30000 pounds per square inch
Surface Finish: 63.0 microinches threads
Material: steel comp 302 or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 309 or steel comp 310 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 322 or steel comp 324 or steel comp 347 overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unc
Nondefinitive Spec/Std Data: 1 type and 10p style

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
MS35307-402	Hexagon Head Cap Screw
NASM35307-402	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-478-0275?

The FSCG of the NSN 5305-00-478-0275 is 5305

Does the NSN 5305-00-478-0275 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-478-0275 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 5305-00-478-0275 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-478-0275 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 5305-00-478-0275 was assigned to the Federal Catalog?

It was assigned 56 years ago, on Fri, May 22, 1970