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AK708 Shoulder Bolt

5306-00-025-7197

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Official Item Classification

Name
Shoulder Bolt
Part Number
AK708
(NSN) National Stock Number
5306-00-025-7197
(FSG) Federal Supply Group
53 Hardware and Abrasives
(FSC) Federal Supply Classification
5306 Bolts
(INC) Item Name Code
04905
(FIIG) Federal Item Identification Guide
A003B0
Date
01/01/1963 (63 years ago)

0.610 inches minimum thread length, hexagon head style, 3a thread class, right-hand thread direction, 3.860 inches nominal fastener length

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.610 inches minimum

Fastener Length

3.860 inches nominal

Head Style

hexagon

Head Height

0.203 inches minimum and 0.235 inches maximum

Width Between Flats

0.553 inches minimum and 0.565 inches maximum

Shoulder Diameter

0.371 inches minimum and 0.374 inches maximum first shoulder

Shoulder Length

3.245 inches minimum and 3.255 inches maximum first shoulder

Shank Unthreaded Hole Diameter

0.076 inches minimum and 0.086 inches maximum first hole

Nominal Thread Diameter

0.250 inches

Thread Quantity Per Inch

28

Minimum Tensile Strength

125000 pounds per square inch

Hardness Rating

26.0 rockwell c minimum and 32.0 rockwell c maximum overall

Distance From Head Largest Bearing Surface To Shank Hole Center

3.500 inches nominal first hole

Shoulder Shape

round first shoulder

Material

steel overall

Surface Treatment

cadmium and chromate 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

0004905

Related Hardware Products

Part Number Description
5306L20-009 Shoulder Bolt
AK708 Shoulder Bolt
C2UT203 Shoulder Bolt
VBP7197-1 Shoulder Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-025-7197?
The FSCG of the NSN 5306-00-025-7197 is 5306
Does the NSN 5306-00-025-7197 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-025-7197 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 5306-00-025-7197 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-025-7197 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 5306-00-025-7197 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963