5305-01-247-0664

Find complete technical information, availability, and procurement data for: 5305-01-247-0664
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-01-247-0664

Item Name Code

22846

Assigment Date

12/23/1986 (39 years ago)

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes:ring, connecting, round.

2a thread class, flat chamfer head style, 1.190 inches nominal fastener length, 0.750 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: 2a
Thread Direction: right-hand
Thread Length: 0.750 inches nominal
Fastener Length: 1.190 inches nominal
Head Style: flat chamfer
Head Diameter: 0.735 inches minimum and 0.750 inches maximum
Head Height: 0.492 inches minimum and 0.500 inches maximum
Shoulder Diameter: 0.500 inches nominal first shoulder
Shoulder Length: 0.440 inches nominal first shoulder
Locking Feature: pellet threads
Internal Drive Style: hexagon
Nominal Thread Diameter: 0.375 inches
Width Across Flats: 0.375 inches nominal
Thread Quantity Per Inch: 16
Shoulder Shape: round first shoulder
Material: nickel alloy r-405 or nickel alloy 400 overall
Material Document And Classification: qq-n-281 fed spec all material responses 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
4491147PC8-9	Shoulder Screw
SS522-4491147PC8-9	Shoulder Screw

FAQs

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

What is the FSCG of the NSN 5305-01-247-0664?

The FSCG of the NSN 5305-01-247-0664 is 5305

Does the NSN 5305-01-247-0664 have a Schedule B code assigned?

Yes, the Schedule B code is 7508900000

Does NSN 5305-01-247-0664 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 5305-01-247-0664 contain precious materials?

Item does not contain precious metal.

Does NSN 5305-01-247-0664 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 5305-01-247-0664 was assigned to the Federal Catalog?

It was assigned 39 years ago, on Tue, Dec 23, 1986