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5306-00-685-3621

Find complete technical information, availability, and procurement data for: 5306-00-685-3621

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5306-00-685-3621
Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-00-685-3621
Item Name Code
15903
Assigment Date
01/01/1963 (63 years ago)

A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes:nut (1), self-locking, cap.

3a thread class, dished hexagon head style, 1.153 inches minimum and 1.183 inches maximum fastener length, 0.518 inches minimum and 0.568 inches maximum thread length, right-hand thread direction

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Class
3a
Thread Direction
right-hand
Thread Length
0.518 inches minimum and 0.568 inches maximum
Fastener Length
1.153 inches minimum and 1.183 inches maximum
Head Style
dished hexagon
Head Height
0.312 inches minimum and 0.327 inches maximum
Width Between Flats
0.928 inches minimum and 0.940 inches maximum
Grip Diameter
0.6230 inches minimum and 0.6240 inches maximum
Shank Unthreaded Hole Diameter
0.141 inches minimum and 0.151 inches maximum first hole
Nominal Thread Diameter
0.625 inches
Grip Length
0.615 inches minimum and 0.635 inches maximum
Thread Quantity Per Inch
18
Minimum Tensile Strength
160000 pounds per square inch
Hardness Rating
36.0 rockwell c minimum and 40.0 rockwell c maximum overall
Distance From Head Largest Bearing Surface To Shank Hole Center
1.034 inches minimum and 1.054 inches maximum first hole
Material
steel comp 4140 or steel comp e4340 or steel comp 6150 or steel comp 8735 or steel comp 8740 overall
Material Document And Classification
mil-s-5626 mil spec 1st material response or mil-s-5000 mil spec 2nd material response or mil-s-8503 mil spec 3rd material response or mil-s-6098 mil spec 4th material response or mil-s-6049 mil spec 5th material response overall
Surface Treatment
cadmium and chromate overall
Surface Treatment Document And Classification
qq-p-416,ty 2,cl 3 fed spec all treatment responses overall
Thread Series Designator
unjf
Specification/Standard Data
80205-nas1110 professional/industrial association standard

Related Parts

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Part Number Name
NAS1110-10D Shear Bolt

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5306-00-685-3621?
The FSCG of the NSN 5306-00-685-3621 is 5306
Does the NSN 5306-00-685-3621 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-00-685-3621 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 5306-00-685-3621 contain precious materials?
Precious metal content is unknown
Does NSN 5306-00-685-3621 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 5306-00-685-3621 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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