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5310-00-404-3787

Find complete technical information, availability, and procurement data for: 5310-00-404-3787

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5310-00-404-3787
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5310 Nuts and Washers
National Stock Number
5310-00-404-3787
Item Name Code
01857
Assigment Date
01/13/1972 (54 years ago)

A washer, usually round, with a centrally-located hole. Its edges and two bearing surfaces are designed in such a way that applied pressure brings into play the spring tension and/or frictional locking principle that materially resists any tendency toward turning. It may be made of one or two pieces.

1.062 inches nominal nut height, right-hand thread direction, 2b thread class, 1.875 inches nominal 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
2b
Thread Direction
right-hand
Nut Style
hexagon
Nut Height
1.062 inches nominal
Width Across Flats
1.875 inches nominal
Thread Series
unf
Thread Quantity Per Inch
12
Nominal Thread Size
1.250 inches
Bearing Surface Type
washer faced
Material
steel overall
Material Document And Classification
1e523,fscm 11083 mfr ref single material response overall

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN Name Date
5310-00-579-5074 No Name Available 02/01/1983
5310-00-639-1299 No Name Available 09/01/2023

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
7H7539 Hexagon Plain Nut

FAQs

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

What is the FSCG of the NSN 5310-00-404-3787?
The FSCG of the NSN 5310-00-404-3787 is 5310
Does NSN 5310-00-404-3787 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 5310-00-404-3787 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-404-3787 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 5310-00-404-3787 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Thu, Jan 13, 1972

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