5305-00-143-2830

Find complete technical information, availability, and procurement data for: 5305-00-143-2830
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-143-2830

Item Name Code

06660

Assigment Date

09/20/1968 (57 years ago)

A screw, (as modified) to which has been assembled one or more nonremovable washer(s).

2a thread class, right-hand thread direction, 0.600 inches minimum and 0.640 inches maximum fastener length, 0.543 inches maximum thread length, round 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: 0.543 inches maximum
Fastener Length: 0.600 inches minimum and 0.640 inches maximum
Head Style: round
Head Diameter: 0.260 inches maximum
Head Height: 0.103 inches maximum
Washer Quantity: 1
Internal Drive Style: cross recess type 1
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Primary Washer Outside Diameter: 0.360 inches maximum
Primary Washer Style: recessed
Primary Washer Material Thickness: 0.024 inches maximum
Special Features: neoprene cushion mil-r-6855
Material: steel comp 303 overall
Surface Treatment: paint top of head
Surface Treatment Document And Classification: 595,no. 36231 fed std single treatment response top of head
Thread Series Designator: unc

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
507153-1	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-143-2830?

The FSCG of the NSN 5305-00-143-2830 is 5305

Does the NSN 5305-00-143-2830 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-143-2830 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 5305-00-143-2830 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-143-2830 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 5305-00-143-2830 was assigned to the Federal Catalog?

It was assigned 57 years ago, on Fri, Sep 20, 1968