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5306-00-003-3860

Shoulder Bolt

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Official Item Classification

Name
Shoulder Bolt
(NSN) National Stock Number
5306-00-003-3860
(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
05/24/1972 (54 years ago)

3a thread class, hexagon head style, 1.279 inches nominal fastener length, 0.319 inches minimum and 0.329 inches maximum thread length, right-hand thread direction

Specs & Compatibility

Thread Class

3a

Thread Direction

right-hand

Thread Length

0.319 inches minimum and 0.329 inches maximum

Fastener Length

1.279 inches nominal

Head Style

hexagon

Head Height

0.140 inches nominal

Width Between Flats

0.553 inches minimum and 0.564 inches maximum

Shoulder Diameter

0.3731 inches minimum and 0.3737 inches maximum first shoulder

Shoulder Length

0.950 inches minimum and 0.960 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

Hardness Rating

46.0 rockwell c minimum and 49.0 rockwell c maximum overall

Distance From Head Largest Bearing Surface To Shank Hole Center

1.158 inches minimum and 1.168 inches maximum first hole

Shoulder Shape

round first shoulder

Material

steel overall

Material Document And Classification

g-1013,fscm 26512 mfr ref single material response overall

Surface Treatment

cadmium overall

Surface Treatment Document And Classification

mil-c-8837,type 2,class 1 mil spec single treatment response overall

Thread Series Designator

unjf

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

0004905

Related Hardware Products

Part Number Description
A51C43594 Shoulder Bolt
A51C43594-13 Shoulder Bolt

Frequently Asked Questions

What is the FSCG of the NSN 5306-00-003-3860?
The FSCG of the NSN 5306-00-003-3860 is 5306
Does the NSN 5306-00-003-3860 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-003-3860 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 5306-00-003-3860 contain precious materials?
Item does not contain precious metal.
Does NSN 5306-00-003-3860 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 5306-00-003-3860 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Wed, May 24, 1972