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5310-00-543-5626

Find complete technical information, availability, and procurement data for: 5310-00-543-5626

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5310-00-543-5626
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-543-5626
Item Name Code
01857
Assigment Date
01/01/1963 (63 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.)

0.212 inches minimum and 0.226 inches maximum nut height, right-hand thread direction, hexagon nut style, 0.428 inches minimum and 0.437 inches maximum width across flats, 2b 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
2b
Thread Direction
right-hand
Nut Style
hexagon
Nut Height
0.212 inches minimum and 0.226 inches maximum
Width Across Flats
0.428 inches minimum and 0.437 inches maximum
Thread Series
unc
Thread Quantity Per Inch
20
Nominal Thread Size
0.250 inches
Bearing Surface Type
chamfered
Material
steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305 or steel comp 310 or steel comp 316 overall
Material Document And Classification
qq-s-763 fed spec 1st material response or qq-w-423 fed spec 1st material response or qq-s-763 fed spec 2nd material response or qq-s-763 fed spec 3rd material response or qq-w-423 fed spec 3rd material response or qq-s-763 fed spec 4th material response or qq-s-423 fed spec 5th material response or qq-s-763 fed spec 6th material response or qq-w-423 fed spec 6th material response overall
Surface Treatment
passivate overall
Surface Treatment Document And Classification
qq-p-35 fed spec single treatment response 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
MILF19700CLASSCTYPE2 Hexagon Plain Nut
MS16203-1 Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-543-5626?
The FSCG of the NSN 5310-00-543-5626 is 5310
Does the NSN 5310-00-543-5626 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-543-5626 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 5310-00-543-5626 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-543-5626 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 5310-00-543-5626 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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