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5310-00-078-3420

Find complete technical information, availability, and procurement data for: 5310-00-078-3420

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5310-00-078-3420
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-078-3420
Item Name Code
01857
Assigment Date
08/11/1967 (58 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.)

0.126 inches minimum and 0.146 inches maximum nut height, right-hand thread direction, 3b thread class, 0.336 inches minimum and 0.345 inches maximum width across flats, hexagon 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
3b
Thread Direction
right-hand
Nut Style
hexagon
Nut Height
0.126 inches minimum and 0.146 inches maximum
Width Across Flats
0.336 inches minimum and 0.345 inches maximum
Thread Series
unf
Thread Quantity Per Inch
36
Nominal Thread Size
0.164 inches
Countersink Angle
45.0 degrees nominal nut
Bearing Surface Type
washer faced
Bearing Surface Finish
63.0 microinches
Material
iron alloy 660 overall
Material Document And Classification
ams 5735 assn std single material response overall
Test Data Document
"81348-ams 2645 specification (includes engineering type bulletins, brochures,etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "nominal", etc.)."

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
MS9356-08 Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-078-3420?
The FSCG of the NSN 5310-00-078-3420 is 5310
Does the NSN 5310-00-078-3420 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-078-3420 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 5310-00-078-3420 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-078-3420 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 5310-00-078-3420 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Aug 11, 1967

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