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5306-00-269-6988

Machine Bolt

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Official Item Classification

Name
Machine Bolt
(NSN) National Stock Number
5306-00-269-6988
(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)

right-hand thread direction, 4.375 inches nominal fastener length, 3a thread class, dished hexagon head style, 0.875 inches minimum thread length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.875 inches minimum

Fastener Length

4.375 inches nominal

Head Style

dished hexagon

Head Height

0.281 inches nominal

Width Between Flats

0.492 inches minimum and 0.502 inches maximum

Hole Diameter

0.070 inches nominal

Nominal Thread Diameter

0.312 inches

Grip Length

3.500 inches nominal

Hole Quantity

6

Hole Type

drilled

Features Provided

finished head

Thread Quantity Per Inch

24

Hardness Rating

26.0 rockwell c minimum and 32.0 rockwell c maximum overall

Hole Configuration Style

hexagon longitudinal hole

Surface Finish

32.0 microinches threads

Surface Finish

63.0 microinches bearing surface of head

Surface Finish

63.0 microinches grip

Material

steel comp 8740 overall

Material Document And Classification

ams 6322 assn std single material response overall

Surface Treatment

cadmium overall

Surface Treatment Document And Classification

ams 2400 assn std single treatment response overall

Thread Series Designator

unf

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.

Pseudo Item Name Code

0001847

Related Hardware Products

Part Number Description
AN103948 Machine Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-269-6988?
The FSCG of the NSN 5306-00-269-6988 is 5306
Does the NSN 5306-00-269-6988 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-269-6988 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 5306-00-269-6988 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-269-6988 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 5306-00-269-6988 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963