5305-01-689-7890

Find complete technical information, availability, and procurement data for: 5305-01-689-7890
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-689-7890

Item Name Code

16282

Assigment Date

07/10/2020 (6 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.

0.999 inches nominal fastener length, flat countersunk head style, 3a thread class, 0.999 inches nominal thread 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: 0.999 inches nominal
Fastener Length: 0.999 inches nominal
Head Style: flat countersunk
Head Diameter: 0.938 inches nominal
Internal Drive Style: hexagon
End Item Identification: 3810-01-607-9674
Nominal Thread Diameter: 0.5000 inches
Width Across Flats: 0.3125 inches nominal
Thread Quantity Per Inch: 20
Countersink Angle: 82.0 degrees nominal
Part Name Assigned By Controlling Agency: alloy steel flat-head socket cap screw
Material: steel 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
90044534	Socket Head Cap Screw
91253A375	Socket Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-01-689-7890?

The FSCG of the NSN 5305-01-689-7890 is 5305

Does the NSN 5305-01-689-7890 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-01-689-7890 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 5305-01-689-7890 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-689-7890 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 5305-01-689-7890 was assigned to the Federal Catalog?

It was assigned 6 years ago, on Fri, Jul 10, 2020