5310-01-210-6258

Find complete technical information, availability, and procurement data for: 5310-01-210-6258
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-210-6258

Item Name Code

15887

Assigment Date

06/14/1985 (41 years ago)

2.125 inches minimum and 2.135 inches maximum first end counterbore diameter, 2b thread class, 2.175 inches minimum and 2.195 inches maximum small end diameter, right-hand thread direction, 0.105 inches minimum and 0.135 inches maximum drive point depth

Product Characteristics

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

Thread Class: 2b
Thread Direction: right-hand
Counterbore Diameter: 2.125 inches minimum and 2.135 inches maximum first end
Small End Diameter: 2.175 inches minimum and 2.195 inches maximum
Drive Point Depth: 0.105 inches minimum and 0.135 inches maximum
Nut Style: round
Nut Diameter: 2.490 inches minimum and 2.510 inches maximum
Nut Thickness: 0.340 inches minimum and 0.360 inches maximum
Drive Point Width: 0.180 inches minimum and 0.200 inches maximum
Undercut Thickness: 0.110 inches minimum and 0.130 inches maximum
Drive Point Quantity: 4
Nut Counterbore Depth: 0.050 inches minimum and 0.070 inches maximum first end
Thread Series: un
Thread Quantity Per Inch: 20
Hardness Rating: 28.0 rockwell c minimum and 34.0 rockwell c maximum
Nominal Thread Size: 2.125 inches
Countersink Angle: 90.0 degrees nominal second end
Bearing Surface Finish: 63.0 microinches
Material: steel comp 4130 or steel comp 4140 or steel comp 4340 overall
Material Document And Classification: astm a331 assn std all material responses or ams 6414 assn std 3rd material response or ams 6415 assn std 3rd material response or astm a322 assn std all material responses overall
Surface Treatment: cadmium and chromate overall
Surface Treatment Document And Classification: qq-p-416,ty 2,cl 1 fed spec single treatment response overall

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
3860369-1	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-210-6258?

The FSCG of the NSN 5310-01-210-6258 is 5310

Does the NSN 5310-01-210-6258 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-210-6258 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 5310-01-210-6258 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-210-6258 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 5310-01-210-6258 was assigned to the Federal Catalog?

It was assigned 41 years ago, on Fri, Jun 14, 1985