5305-00-781-1224

Find complete technical information, availability, and procurement data for: 5305-00-781-1224
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-781-1224

Item Name Code

06657

Assigment Date

01/01/1961 (65 years ago)

A tubular shaped unthreaded item with or without a flange at one end designed to be inserted into a hole to reduce the inside diameter of the hole and to protect the surrounding body structure from damage resulting from stress, strain, and/or vibration. The overall length must exceed 25 percent of the outside diameter or the shortest distance between peripheral flats of the body. Includes items which are divided into two or more segments which includes 180 degrees (3.141 radians) or less of the bearing periphery. For items made of rubber, see bushing, nonmetallic. See also bearing, sleeve; bushing, tapered; spacer, sleeve; insulator, bushing; and bushing, electrical conductor. Excludes:bushing, drill, jig.

flat chamfer head style, right-hand thread direction, 3a thread class, 0.507 inches nominal fastener length, 0.250 inches minimum thread length

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: 0.250 inches minimum
Fastener Length: 0.507 inches nominal
Head Style: flat chamfer
Head Diameter: 0.310 inches minimum and 0.330 inches maximum
Head Height: 0.180 inches minimum and 0.200 inches maximum
Hole Diameter: 0.062 inches nominal
Internal Drive Style: slot
Nominal Thread Diameter: 0.250 inches
Hole Quantity: 1
Thread Quantity Per Inch: 28
Hardness Rating: 28.0 rockwell c minimum and 34.0 rockwell c maximum
Screw Material: steel comp 4130
Screw Material Document And Classification: mil-s-6758 mil spec single material response
Head Hole Configuration Style: round
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
36412-3	Machine Screw

FAQs

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

What is the FSCG of the NSN 5305-00-781-1224?

The FSCG of the NSN 5305-00-781-1224 is 5305

Does the NSN 5305-00-781-1224 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-781-1224 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 5305-00-781-1224 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-781-1224 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 5305-00-781-1224 was assigned to the Federal Catalog?

It was assigned 65 years ago, on Sun, Jan 1, 1961