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10321920 Hexagon Plain Nut

5310-00-275-6531

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Official Item Classification

Name
Hexagon Plain Nut
Part Number
10321920
(NSN) National Stock Number
5310-00-275-6531
(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
01/01/1963 (63 years ago)

1.108 inches minimum and 1.125 inches maximum width across flats, right-hand thread direction, 3b thread class, hexagon nut style, 0.642 inches minimum and 0.670 inches maximum nut height

Specs & Compatibility

Thread Class

3b

Thread Direction

right-hand

Nut Style

hexagon

Nut Height

0.642 inches minimum and 0.670 inches maximum

Width Across Flats

1.108 inches minimum and 1.125 inches maximum

Thread Series

unf

Thread Quantity Per Inch

16

Nominal Thread Size

0.750 inches

Bearing Surface Type

washer faced

Special Features

1/32in. notch on each corner,3/8in. above bearing surface

Material

steel comp 1144 overall

Material Document And Classification

sae assn std single material response overall

Replacement For

Part Number Description
5310-00-261-2608 No Name Available 06/01/1987

Regulatory Compliance

Precious Metals Indicator
U

Precious metal content is unknown

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.

Source of Supply Code

SMS

Pseudo Item Name Code

0001857

Related Hardware Products

Part Number Description
10321920 Hexagon Plain Nut
6B6682 Hexagon Plain Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-275-6531?
The FSCG of the NSN 5310-00-275-6531 is 5310
Does the NSN 5310-00-275-6531 have a Schedule B code assigned?
Yes, the Schedule B code is 7318160000
Does NSN 5310-00-275-6531 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 5310-00-275-6531 contain precious materials?
Precious metal content is unknown
Does NSN 5310-00-275-6531 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 5310-00-275-6531 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963