5305-01-550-2428

Find complete technical information, availability, and procurement data for: 5305-01-550-2428
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-550-2428

Item Name Code

01852

Assigment Date

04/12/2007 (19 years ago)

A nut on which has been assembled a nonremovable washer. An integral feature is incorporated for locking on the threads of a mating member.

2a thread class, 0.580 inches nominal thread length, 1.380 inches nominal fastener length, right-hand thread direction, 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: 2a
Thread Direction: right-hand
Thread Length: 0.580 inches nominal
Fastener Length: 1.380 inches nominal
Head Style: hexagon
Head Height: 0.150 inches minimum and 0.160 inches maximum
Width Between Flats: 0.303 inches minimum and 0.486 inches maximum
First Diameter From Head: 0.170 inches minimum and 0.180 inches maximum
Distance From Largest Bearing Surface Of Head To End Of First Diameter: 0.800 inches nominal
Point Style: pointless
Internal Drive Style: w/o internal drive
Nominal Thread Diameter: 0.250 inches
Thread Quantity Per Inch: 28
Minimum Tensile Strength: 2910 pounds per square inch
Externally Relieved Body Diameter Quantity: 1
Material: steel corrosion resisting overall
Surface Treatment: passivate 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
725016A2637-2	Externally Relieved Body Screw

FAQs

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

What is the FSCG of the NSN 5305-01-550-2428?

The FSCG of the NSN 5305-01-550-2428 is 5305

Does the NSN 5305-01-550-2428 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-550-2428 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 5305-01-550-2428 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-550-2428 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 5305-01-550-2428 was assigned to the Federal Catalog?

It was assigned 19 years ago, on Thu, Apr 12, 2007