1B6038 28992

View detailed technical data, stock status, and sourcing information for: 1B6038 28992
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-582-6055

Item Name Code

01854

Assigment Date

01/01/1963 (63 years ago)

castellated, hexagon nut style, 0.703 inches minimum and 0.734 inches maximum nut height, 0.986 inches minimum and 1.002 inches maximum width across flats, 3b thread class, 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: 3b
Thread Direction: right-hand
Nut Style: castellated, hexagon
Nut Height: 0.703 inches minimum and 0.734 inches maximum
Width Across Flats: 0.986 inches minimum and 1.002 inches maximum
Thread Series: unf
Thread Quantity Per Inch: 18
Hardness Rating: 80.0 rockwell b minimum and 32.0 rockwell c maximum
Nominal Thread Size: 0.625 inches
Countersink Angle: 109.0 degrees minimum and 111.0 degrees maximum nut
Bearing Surface Type: washer faced
Material: steel overall
Surface Treatment: cadmium overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 2 fed spec single treatment response overall
Nondefinitive Spec/Std Data: 5 type and a grade

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
5310-00-176-8202	No Name Available	03/01/1984
5310-01-249-1717	No Name Available	12/01/1995

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
1B6038 28992	Nut,plain,castellated,hexagon
AF330-10	Nut,plain,castellated,hexagon

FAQs

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

What is the FSCG of the NSN 5310-00-582-6055?

The FSCG of the NSN 5310-00-582-6055 is 5310

Does the NSN 5310-00-582-6055 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-582-6055 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 5310-00-582-6055 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-00-582-6055 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 5310-00-582-6055 was assigned to the Federal Catalog?

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