5305-01-603-1731

Find complete technical information, availability, and procurement data for: 5305-01-603-1731
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-603-1731

Item Name Code

06657

Assigment Date

02/23/2012 (14 years ago)

A half of a two-piece split type bearing, sleeve.

flat countersunk head style, 2.644 inches nominal thread length, 3a thread class, 2.656 inches minimum and 2.750 inches maximum fastener length, right-hand thread direction

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: 2.644 inches nominal
Fastener Length: 2.656 inches minimum and 2.750 inches maximum
Head Style: flat countersunk
Head Diameter: 0.491 inches minimum and 0.507 inches maximum
Internal Drive Style: torque set
Nominal Thread Diameter: 0.2500 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 160000 pounds per square inch
Countersink Angle: 99.0 degrees minimum and 101.0 degrees maximum
Part Name Assigned By Controlling Agency: screw, machine-flat 100 deg head, full thread, offset cruciform
Screw Material: steel comp 4140 or steel comp 4340 or steel comp 8740
Screw Material Document And Classification: mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-6049 mil spec 3rd material response
Bearing Surface Of Head Surface Treatment: cadmium
Head Surface Treatment: cadmium
Screw Surface Treatment: cadmium
Shank Surface Treatment: cadmium
Bearing Surface Of Head Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec single treatment response
Head Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec single treatment response
Screw Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec single treatment response
Shank Surface Treatment Document And Classification: qq-p-416, type 2, class 2 fed spec single treatment response
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
NAS1102-4-44	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-01-603-1731?

The FSCG of the NSN 5305-01-603-1731 is 5305

Does the NSN 5305-01-603-1731 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-603-1731 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 5305-01-603-1731 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-603-1731 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 5305-01-603-1731 was assigned to the Federal Catalog?

It was assigned 14 years ago, on Thu, Feb 23, 2012