5310-01-286-9188

Find complete technical information, availability, and procurement data for: 5310-01-286-9188
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-286-9188

Item Name Code

15887

Assigment Date

10/10/1988 (37 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.)

0.380 inches nominal nut diameter, 2b thread class, 0.180 inches nominal first end counterbore diameter, right-hand thread direction, round nut style

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: 0.180 inches nominal first end
Nut Style: round
Nut Diameter: 0.380 inches nominal
Nut Thickness: 0.280 inches nominal
Nut Counterbore Depth: 0.150 inches nominal first end
Thread Series: unc
Thread Quantity Per Inch: 32
Hardness Rating: 40.0 rockwell c minimum and 46.0 rockwell c minimum
Nominal Thread Size: 0.164 inches
Countersink Angle: 90.0 degrees nominal second end
Special Features: six dimpled holes 0.078 dia
Material: steel comp 4140 overall
Material Document And Classification: mil-s-5626 mil spec single material response overall
Surface Treatment: enamel 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
2023992-1	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-286-9188?

The FSCG of the NSN 5310-01-286-9188 is 5310

Does the NSN 5310-01-286-9188 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-286-9188 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 5310-01-286-9188 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-286-9188 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 5310-01-286-9188 was assigned to the Federal Catalog?

It was assigned 37 years ago, on Mon, Oct 10, 1988