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5310-01-381-3916

Nut,plain,castellated,hexagon

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Official Item Classification

Name
Nut,plain,castellated,hexagon
(NSN) National Stock Number
5310-01-381-3916
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5310 Nuts and Washers
(INC) Item Name Code
01854
(FIIG) Federal Item Identification Guide
A021A0
Date
10/15/1993 (32 years ago)

2b thread class, 3.000 inches nominal width across flats, castellated, hexagon nut style, 1.969 inches nominal nut height, right-hand thread direction

Specs & Compatibility

Thread Class

2b

Thread Direction

right-hand

Nut Style

castellated, hexagon

Nut Height

1.969 inches nominal

Width Across Flats

3.000 inches nominal

Thread Series

unf

Thread Quantity Per Inch

12

Nominal Thread Size

2.000 inches

Bearing Surface Type

chamfered or washer faced

Material

steel 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

0001854

Related Hardware Products

Part Number Description
371642 Nut,plain,castellated,hexagon

Frequently Asked Questions

What is the FSCG of the NSN 5310-01-381-3916?
The FSCG of the NSN 5310-01-381-3916 is 5310
Does the NSN 5310-01-381-3916 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-01-381-3916 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 5310-01-381-3916 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-01-381-3916 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 5310-01-381-3916 was assigned to the Federal Catalog?
It was assigned 32 years ago, on Fri, Oct 15, 1993