5310-01-343-4106

Find complete technical information, availability, and procurement data for: 5310-01-343-4106
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5310 Nuts and Washers

National Stock Number

5310-01-343-4106

Item Name Code

15887

Assigment Date

08/13/1991 (35 years ago)

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

right-hand thread direction, round nut style, 3b thread class, 3.250 inches nominal small end diameter, 0.519 inches minimum and 0.534 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: 3b
Thread Direction: right-hand
Small End Diameter: 3.250 inches nominal
Drive Point Depth: 0.519 inches minimum and 0.534 inches maximum
Nut Style: round
Nut Diameter: 3.750 inches nominal
Nut Thickness: 1.125 inches nominal
Drive Point Width: 0.312 inches nominal
Undercut Thickness: 0.845 inches nominal
Drive Point Quantity: 6
Thread Series: unj
Thread Quantity Per Inch: 12
Nominal Thread Size: 2.750 inches
Special Features: drive points are located internally.
Material: steel comp 4340 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
17P1C2186-1	Round Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-01-343-4106?

The FSCG of the NSN 5310-01-343-4106 is 5310

Does the NSN 5310-01-343-4106 have a Schedule B code assigned?

Yes, the Schedule B code is 7318160000

Does NSN 5310-01-343-4106 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 5310-01-343-4106 contain precious materials?

Item does not contain precious metal.

Does NSN 5310-01-343-4106 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 5310-01-343-4106 was assigned to the Federal Catalog?

It was assigned 35 years ago, on Tue, Aug 13, 1991