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1620684-1 Hexagon Plain Nut

5310-00-127-0170

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Official Item Classification

Name
Hexagon Plain Nut
Part Number
1620684-1
(NSN) National Stock Number
5310-00-127-0170
(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
11/27/1968 (57 years ago)

0.250 inches nominal nut height, right-hand thread direction, 0.250 inches nominal width across flats, 2b thread class, hexagon nut style

Specs & Compatibility

Thread Class

2b

Thread Direction

right-hand

Nut Style

hexagon

Nut Height

0.250 inches nominal

Width Across Flats

0.250 inches nominal

Thread Series

unc

Thread Quantity Per Inch

64

Nominal Thread Size

0.073 inches

Bearing Surface Type

flat

Part Name Assigned By Controlling Agency

navy special project

Material

copper alloy 360 overall

Material Document And Classification

qq-b-626,1/2 h fed spec single material response 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
1620684-1 Hexagon Plain Nut

Frequently Asked Questions

What is the FSCG of the NSN 5310-00-127-0170?
The FSCG of the NSN 5310-00-127-0170 is 5310
Does the NSN 5310-00-127-0170 have a Schedule B code assigned?
Yes, the Schedule B code is 7415290000
Does NSN 5310-00-127-0170 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 5310-00-127-0170 contain precious materials?
Item does not contain precious metal.
Does NSN 5310-00-127-0170 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 5310-00-127-0170 was assigned to the Federal Catalog?
It was assigned 57 years ago, on Wed, Nov 27, 1968