5305-01-253-5918

Find complete technical information, availability, and procurement data for: 5305-01-253-5918
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-253-5918

Item Name Code

33044

Assigment Date

04/22/1987 (39 years ago)

0.369 inches minimum and 0.431 inches maximum thread length, right-hand thread direction, 2a thread class, hexagon head style, 1.772 inches minimum and 1.882 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: 2a
Thread Direction: right-hand
Thread Length: 0.369 inches minimum and 0.431 inches maximum
Fastener Length: 1.772 inches minimum and 1.882 inches maximum
Head Style: hexagon
Head Height: 0.178 inches minimum and 0.198 inches maximum
Width Between Flats: 0.367 inches minimum and 0.375 inches maximum
Internal Drive Style: w/o internal drive
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 175000 pounds per square inch
Hardness Rating: 35.0 rockwell c minimum and 43.0 rockwell c maximum primary washer
Hardness Rating: 35.0 rockwell c minimum and 45.0 rockwell c maximum spring
Special Features: point length 0.205min and 0.235max
Material: steel comp 301 or steel comp 302 or steel comp 302b or steel comp 303 or steel comp 303se or steel comp 304 or steel comp 304l or steel comp 305 or steel comp 308 or steel comp 309 or steel comp 309s or steel comp 310 or steel comp 310s or steel comp 314 or steel comp 316 or steel comp 316l or steel comp 317 or steel comp 321 or steel comp 347 or steel comp 348 or steel comp 384 or steel comp 385 primary washer
Material: steel comp 301 or steel comp 302 or steel comp 304 or steel comp 316 secondary washer
Material: steel comp 302 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 stand-off
Material: steel comp 302 or steel comp 304 spring
Material: steel comp xm-13 fastener
Material Document And Classification: 66 fed std all material responses primary washer
Material Document And Classification: ams5629 assn std single material response fastener
Material Document And Classification: astm a313 assn std all material responses spring
Material Document And Classification: mil-s-5059 mil spec all material responses secondary washer
Material Document And Classification: qq-s-763 fed spec all material responses stand-off
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
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
587R107H02	Panel Screw Assembly
FT1226-4	Panel Screw Assembly

FAQs

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

What is the FSCG of the NSN 5305-01-253-5918?

The FSCG of the NSN 5305-01-253-5918 is 5305

Does the NSN 5305-01-253-5918 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-253-5918 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 5305-01-253-5918 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-253-5918 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 5305-01-253-5918 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Wed, Apr 22, 1987