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5310-01-372-2668

Hexagon Plain Nut

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Official Item Classification

Name
Hexagon Plain Nut
(NSN) National Stock Number
5310-01-372-2668
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
01857
(FIIG) Federal Item Identification Guide
A021A0
Date
03/04/1993 (33 years ago)

0.320 inches minimum and 0.337 inches maximum nut height, hexagon nut style, 0.551 inches minimum and 0.562 inches maximum width across flats, right-hand thread direction, 2b thread class

Specs & Compatibility

Thread Class

2b

Thread Direction

right-hand

Nut Style

hexagon

Nut Height

0.320 inches minimum and 0.337 inches maximum

Width Across Flats

0.551 inches minimum and 0.562 inches maximum

Thread Series

unc

Thread Quantity Per Inch

16

Hardness Rating

95.0 rockwell b minimum

Nominal Thread Size

0.375 inches

Bearing Surface Type

washer faced

Material

steel comp 316 overall

Regulatory Compliance

Precious Metals Indicator
A

Item does not contain precious metal.

Criticality Code
X

The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Hazardous Metals Indicator
N

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

Pseudo Item Name Code

0001857

Related Hardware Products

Part Number Description
3/8-16UNC-2B TY I GR316 Hexagon Plain Nut
3/8-16UNC-2B TY1 GR316 Hexagon Plain Nut
M1222N1W6C20SDNN Hexagon Plain Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-372-2668?
The FSCG of the NSN 5310-01-372-2668 is 5310
Does the NSN 5310-01-372-2668 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-372-2668 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 5310-01-372-2668 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-372-2668 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 5310-01-372-2668 was assigned to the Federal Catalog?
It was assigned 33 years ago, on Thu, Mar 4, 1993