5310-00-558-4590

Find complete technical information, availability, and procurement data for: 5310-00-558-4590
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-558-4590

Item Name Code

01857

Assigment Date

01/01/1963 (63 years ago)

A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use post, electrical-mechanical equipment. See also nut (1), plain, knurled. (when height or thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

hexagon nut style, 0.219 inches nominal nut height, right-hand thread direction, 3b thread class, 0.625 inches nominal width across flats

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class: 3b
Thread Direction: right-hand
Nut Style: hexagon
Nut Height: 0.219 inches nominal
Width Across Flats: 0.625 inches nominal
Thread Series: unef
Thread Quantity Per Inch: 28
Nominal Thread Size: 0.500 inches
Countersink Angle: 90.0 degrees nominal nut
Bearing Surface Type: chamfered
Bearing Surface Finish: 250.0 microinches
Material: steel comp 4130 overall
Material Document And Classification: mil-s-6758 mil spec single material response overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416 fed spec single treatment response overall
Test Data Document: "81349-mil-i-6868 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
2552079	Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-558-4590?

The FSCG of the NSN 5310-00-558-4590 is 5310

Does the NSN 5310-00-558-4590 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-558-4590 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 5310-00-558-4590 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-558-4590 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 5310-00-558-4590 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963