5305-00-940-8838

Find complete technical information, availability, and procurement data for: 5305-00-940-8838
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-940-8838

Item Name Code

06660

Assigment Date

12/23/1965 (60 years ago)

A cylindrical device in which the inner or outer ring turns upon a single or double row of hardened balls which roll easily between the two rings, thus minimizing friction. For items with faces specially ground for duplex mounting see bearing,ball,duplex. Excludes:bearing,ball,airframe.

2a thread class, 0.313 inches nominal fastener length, right-hand thread direction, 0.251 inches minimum thread length, fillister 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: 0.251 inches minimum
Fastener Length: 0.313 inches nominal
Head Style: fillister
Head Diameter: 0.208 inches minimum and 0.276 inches maximum
Head Height: 0.086 inches minimum and 0.096 inches maximum
Washer Quantity: 1
Internal Drive Style: slot
Nominal Thread Diameter: 0.138 inches
Thread Quantity Per Inch: 32
Primary Washer Outside Diameter: 0.278 inches minimum and 0.288 inches maximum
Primary Washer Style: flat internal teeth
Primary Washer Material Thickness: 0.018 inches nominal
Material: steel comp 1010 overall
Surface Treatment: cadmium overall
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
5305009408838	Assembled Washer Screw
7951752	Assembled Washer Screw

FAQs

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

What is the FSCG of the NSN 5305-00-940-8838?

The FSCG of the NSN 5305-00-940-8838 is 5305

Does the NSN 5305-00-940-8838 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-940-8838 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 5305-00-940-8838 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-940-8838 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 5305-00-940-8838 was assigned to the Federal Catalog?

It was assigned 60 years ago, on Thu, Dec 23, 1965