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5306-00-424-0551

Machine Bolt

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Official Item Classification

Name
Machine Bolt
(NSN) National Stock Number
5306-00-424-0551
(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
01/01/1961 (65 years ago)

2.250 inches nominal fastener length, 1.250 inches minimum thread length, 2a thread class, right-hand thread direction, flat countersunk undercut head style

Specs & Compatibility

Thread Class

2a

Thread Direction

right-hand

Thread Length

1.250 inches minimum

Fastener Length

2.250 inches nominal

Head Style

flat countersunk undercut

Head Diameter

1.063 inches nominal

Head Height

0.344 inches nominal

Nominal Thread Diameter

0.625 inches

Features Provided

finished head

Thread Quantity Per Inch

11

Hardness Rating

20.0 rockwell c minimum and 30.0 rockwell c maximum overall

Countersink Angle

80.0 degrees nominal

Special Features

furnished w/1 hex nut

Material

steel overall

Thread Series Designator

unc

Replacement For

Part Number Description
5306-00-425-0551 No Name Available 01/01/1963

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.

Source of Supply Code

S9I

Pseudo Item Name Code

0001847

Related Hardware Products

Part Number Description
C1733 Machine Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-424-0551?
The FSCG of the NSN 5306-00-424-0551 is 5306
Does the NSN 5306-00-424-0551 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-424-0551 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 5306-00-424-0551 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-00-424-0551 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 5306-00-424-0551 was assigned to the Federal Catalog?
It was assigned 65 years ago, on Sun, Jan 1, 1961