5305-00-598-7278

Find complete technical information, availability, and procurement data for: 5305-00-598-7278
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-598-7278

Item Name Code

29294

Assigment Date

01/16/1975 (51 years ago)

right-hand thread direction, 0.506 inches minimum and 0.557 inches maximum thread length, 2.349 inches minimum and 2.369 inches maximum fastener length, 3a thread class, crowned hexagon head style

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: 0.506 inches minimum and 0.557 inches maximum
Fastener Length: 2.349 inches minimum and 2.369 inches maximum
Head Style: crowned hexagon
Head Height: 0.282 inches minimum and 0.297 inches maximum
Width Between Flats: 0.865 inches minimum and 0.877 inches maximum
Grip Diameter: 0.5611 inches minimum and 0.5616 inches maximum
Shank Unthreaded Hole Diameter: 0.141 inches minimum and 0.151 inches maximum first hole
Internal Drive Style: slot
Nominal Thread Diameter: 0.562 inches
Grip Length: 1.562 inches minimum and 1.578 inches maximum
Thread Quantity Per Inch: 18
Distance From Head Largest Bearing Surface To Shank Hole Center: 2.180 inches minimum and 2.200 inches maximum first hole
Surface Finish: 32.0 microinches bearing surface of head
Surface Finish: 32.0 microinches grip
Special Features: retaining element in shank
Material: steel comp xm-13 overall
Material Document And Classification: ams 5629 assn std single material response overall
Surface Treatment: passivate overall
Surface Treatment Document And Classification: qq-p-35 fed spec single treatment response overall
Thread Series Designator: unjf

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
AS169-9-25	Close Tolerance Screw
MS3369B925	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-00-598-7278?

The FSCG of the NSN 5305-00-598-7278 is 5305

Does the NSN 5305-00-598-7278 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-598-7278 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 5305-00-598-7278 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-598-7278 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 5305-00-598-7278 was assigned to the Federal Catalog?

It was assigned 51 years ago, on Thu, Jan 16, 1975