5305-01-498-4597

Find complete technical information, availability, and procurement data for: 5305-01-498-4597
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-498-4597

Item Name Code

29294

Assigment Date

06/26/2002 (24 years ago)

1.348 inches minimum and 1.378 inches maximum fastener length, right-hand thread direction, 3a thread class, flat countersunk head style, 0.425 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: 3a
Thread Direction: right-hand
Thread Length: 0.425 inches nominal
Fastener Length: 1.348 inches minimum and 1.378 inches maximum
Head Style: flat countersunk
Head Diameter: 0.449 inches minimum and 0.507 inches maximum
Grip Diameter: 0.248 inches minimum and 0.249 inches maximum
Internal Drive Style: high-torque
Nominal Thread Diameter: 0.250 inches
Grip Length: 0.928 inches minimum and 0.948 inches maximum
Thread Quantity Per Inch: 28
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Material: steel comp 4140 or steel comp e4340 overall
Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416, tyii, cl2 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
NAS1974-15H	Close Tolerance Screw

FAQs

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

What is the FSCG of the NSN 5305-01-498-4597?

The FSCG of the NSN 5305-01-498-4597 is 5305

Does the NSN 5305-01-498-4597 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-498-4597 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 5305-01-498-4597 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-498-4597 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 5305-01-498-4597 was assigned to the Federal Catalog?

It was assigned 24 years ago, on Wed, Jun 26, 2002