SG4461 ITEM NO. 4

View detailed technical data, stock status, and sourcing information for: SG4461 ITEM NO. 4
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5305 Screws

National Stock Number

5305-00-998-0675

Item Name Code

18257

Assigment Date

11/25/1966 (59 years ago)

An item consisting of two or more of the following components: stem, rivet body, sleeve, expander, bolt, and collar. It is a headed fastening device with the shank designed to be expanded by means of a separate or integral stem or mandrel, or bolt and expander. It is designed to be installed or expanded from one side only. Excludes:nut, blind assembly.

4.000 inches nominal fastener length, 2.000 inches minimum and 2.277 inches maximum thread length, hexagon head style, right-hand thread direction, 2a thread class

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: 2.000 inches minimum and 2.277 inches maximum
Fastener Length: 4.000 inches nominal
Head Style: hexagon
Head Height: 0.531 inches minimum and 0.563 inches maximum
Width Between Flats: 1.285 inches minimum and 1.312 inches maximum
Nominal Thread Diameter: 0.875 inches
Thread Quantity Per Inch: 9
Minimum Tensile Strength: 150000 pounds per square inch
Minimum Yield Strength: 120000 pounds per square inch
Material: steel overall
Material Document And Classification: sae j429 grade 8 assn std single material response or astm a354 grade bd assn std single material response overall
Surface Treatment: zinc and chromate overall
Surface Treatment Document And Classification: astm b633 ty 2 sc 3 assn std single treatment response 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
B1821BH088C400N	Hexagon Head Cap Screw
MS90728-217	Hexagon Head Cap Screw
SG4461 ITEM NO. 4	Hexagon Head Cap Screw

FAQs

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

What is the FSCG of the NSN 5305-00-998-0675?

The FSCG of the NSN 5305-00-998-0675 is 5305

Does the NSN 5305-00-998-0675 have a Schedule B code assigned?

Yes, the Schedule B code is 7318152000

Does NSN 5305-00-998-0675 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 5305-00-998-0675 contain precious materials?

Precious metal content is unknown

Does NSN 5305-00-998-0675 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 5305-00-998-0675 was assigned to the Federal Catalog?

It was assigned 59 years ago, on Fri, Nov 25, 1966