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FFB571ANDTYPEB Machine Bolt

5306-00-206-4927

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Official Item Classification

Name
Machine Bolt
Part Number
FFB571ANDTYPEB
(NSN) National Stock Number
5306-00-206-4927
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
01847
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

2a thread class, hexagon head style, 1.750 inches minimum thread length, 4.250 inches nominal fastener length, 0.445 inches minimum and 0.493 inches maximum head height

Specs & Compatibility

Thread Class

2a

Thread Length

1.750 inches minimum

Fastener Length

4.250 inches nominal

Head Style

hexagon

Head Height

0.445 inches minimum and 0.493 inches maximum

Width Between Flats

1.088 inches minimum and 1.125 inches maximum

Nominal Thread Diameter

0.750 inches

Grip Length

2.500 inches nominal

Features Provided

finished head

Thread Quantity Per Inch

16

Thread Series Designator

unf

Nondefinitive Spec/Std Data

b2 type

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

S9I

Pseudo Item Name Code

0001847

Related Hardware Products

Part Number Description
FFB571ANDTYPEB Machine Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-206-4927?
The FSCG of the NSN 5306-00-206-4927 is 5306
Does NSN 5306-00-206-4927 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 5306-00-206-4927 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-206-4927 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 5306-00-206-4927 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963