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5310-00-831-2320

Find complete technical information, availability, and procurement data for: 5310-00-831-2320

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5310-00-831-2320
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-831-2320
Item Name Code
01857
Assigment Date
01/01/1962 (64 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, 0.050 inches nominal drilled hole diameter, 0.156 inches nominal nut height, hexagon nut style, 3b thread class

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
hexagon
Nut Height
0.156 inches nominal
Drilled Hole Diameter
0.050 inches nominal
Hole Type And Quantity
2 drilled
Width Across Flats
0.428 inches minimum and 0.440 inches maximum
Thread Series
unf
Thread Quantity Per Inch
28
Nominal Thread Size
0.250 inches
Hole Configuration Style
configuration h
Bearing Surface Type
chamfered
Material
steel comp 303 or steel comp 303se or steel comp 303 plus x overall
Material Document And Classification
ams 5640 assn std all material responses overall
Surface Treatment
passivate overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-171-4525 No Name Available 03/01/1988
5310-00-275-4647 No Name Available 06/01/2006

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
28914-6 Hexagon Plain Nut
63282A Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-831-2320?
The FSCG of the NSN 5310-00-831-2320 is 5310
Does the NSN 5310-00-831-2320 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-831-2320 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 5310-00-831-2320 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-831-2320 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 5310-00-831-2320 was assigned to the Federal Catalog?
It was assigned 64 years ago, on Mon, Jan 1, 1962

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