666803-3
View detailed technical data, stock status, and sourcing information for: 666803-3
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Federal Supply Group
Hardware and Abrasives
Federal Supply Classification
5306 Bolts
National Stock Number
5306-01-050-2077
Item Name Code
06675
Assigment Date
11/01/1977 (48 years ago)
0.670 inches nominal thread length, right-hand thread direction, 3.576 inches minimum and 3.596 inches maximum fastener length, 3a thread class, hexagon head style
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
- 0.670 inches nominal
- Fastener Length
- 3.576 inches minimum and 3.596 inches maximum
- Head Style
- hexagon
- Head Height
- 0.328 inches minimum and 0.360 inches maximum
- Width Between Flats
- 0.928 inches minimum and 0.940 inches maximum
- First Diameter From Head
- 0.390 inches minimum and 0.400 inches maximum
- Distance From Largest Bearing Surface Of Head To End Of First Diameter
- 0.050 inches minimum and 0.070 inches maximum
- Nominal Thread Diameter
- 0.500 inches
- Thread Quantity Per Inch
- 20
- Hardness Rating
- 34.0 rockwell c minimum and 38.0 rockwell c maximum overall
- Externally Relieved Body Diameter Quantity
- 1
- Material
- steel overall
- Material Document And Classification
- mil-s-5626,cond c or d mil spec single material response or mil-s-6049,cond c or d mil spec single material response or mil-s-6098,cond c or d mil spec single material response or mil-s-8503,cond c or d mil spec single material response overall
- Surface Treatment
- cadmium overall
- Surface Treatment Document And Classification
- qq-p-416,class 1,type 2 fed spec single treatment response overall
- Thread Series Designator
- unf
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FAQs
Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.
What is the FSCG of the NSN 5306-01-050-2077?
The FSCG of the NSN 5306-01-050-2077 is 5306
Does the NSN 5306-01-050-2077 have a Schedule B code assigned?
Yes, the Schedule B code is 7318152000
Does NSN 5306-01-050-2077 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 5306-01-050-2077 contain precious materials?
Precious metal content is unknown
Does NSN 5306-01-050-2077 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 5306-01-050-2077 was assigned to the Federal Catalog?
It was assigned 48 years ago, on Tue, Nov 1, 1977
Professional Distribution
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