5310-00-587-3981

Find complete technical information, availability, and procurement data for: 5310-00-587-3981
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-00-587-3981

Item Name Code

15887

Assigment Date

01/01/1961 (65 years ago)

right-hand thread direction, 0.170 inches minimum and 0.190 inches maximum drive point depth, 2.620 inches minimum and 2.627 inches maximum small end diameter, round nut style, +1.8969 to 1.9021 inches thread pitch diameters

Product Characteristics

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

Thread Pitch Diameters: +1.8969 to 1.9021 inches
Thread Direction: right-hand
Small End Diameter: 2.620 inches minimum and 2.627 inches maximum
Drive Point Depth: 0.170 inches minimum and 0.190 inches maximum
Nut Style: round
Nut Diameter: 3.000 inches nominal
Nut Thickness: 0.536 inches minimum and 0.556 inches maximum
Drive Point Width: 0.240 inches minimum and 0.260 inches maximum
Undercut Thickness: 0.346 inches minimum and 0.386 inches maximum
Drive Point Quantity: 8
Thread Series: un
Thread Quantity Per Inch: 16
Hardness Rating: 26.0 rockwell c minimum and 33.0 rockwell c maximum
Nominal Thread Size: 1.938 inches
Countersink Angle: 90.0 degrees nominal nut
Material: steel comp 4130 overall
Material Document And Classification: mil-s-6758,cond c mil spec single material response overall
Surface Treatment: cadmium 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
5130H34-006	Round Plain Nut
5310H34-006	Round Plain Nut
S1610-23014-2	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-587-3981?

The FSCG of the NSN 5310-00-587-3981 is 5310

Does the NSN 5310-00-587-3981 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-00-587-3981 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 5310-00-587-3981 contain precious materials?

Precious metal content is unknown

Does NSN 5310-00-587-3981 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 5310-00-587-3981 was assigned to the Federal Catalog?

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