Externally Relieved Body Bolt

FF-S-85

FF-S-85
(NSN) National Stock Number
5306-00-206-5570
Federal Supply Classification
5306 Bolts
Item Name Code
06675
Schedule B Code
-
Summary

2a thread class, right-hand thread direction, 1.125 inches minimum thread length, 2.812 inches nominal fastener length, hexagon head style, 0.312 inches nominal head height

DAC HCC DMIL RNCC
4 - - 4
RNVC SADC MSDS RNAAC
1 - - KZ
Identification

An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes:undercuts for thread relief). It is no. 10 (0.190 in.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes:bolt, internal wrenching and thumbscrew. See also screw, externally relieved body.

INC FIIG Concept Condition
06675 A003B0 - 1
Specifications
Thread Class
2a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Direction
right-hand
Details The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.
Thread Length
1.125 inches minimum
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
2.812 inches nominal
Details The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.
Head Style
hexagon
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Head Height
0.312 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Width Between Flats
0.674 inches minimum and 0.688 inches maximum
Details None.
First Diameter From Head
0.432 inches minimum and 0.437 inches maximum
Details None.
Second Diameter From Head
0.390 inches minimum and 0.394 inches maximum
Details None.
Distance From Largest Bearing Surface Of Head To End Of First Diameter
0.250 inches nominal
Details None.
Distance From Largest Bearing Surface Of Head To End Of Second Diameter
1.688 inches nominal
Details None.
Nominal Thread Diameter
0.437 inches
Details The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.
Thread Quantity Per Inch
14
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
Hardness Rating
90.7 rockwell b maximum overall
Details A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.
Minimum Yield Strength
051000 pounds per square inch
Details The stress at which a material exhibits a specified limiting deviation from the proportionality of stress or strain.
Externally Relieved Body Diameter Quantity
2
Details The number of externally relieved diameters on the body,adjacent to the head.
Material Document And Classification
66 fed std all material responses overall
Details The specification, standard, or manufacturer's reference and the classification designation, such as class, condition, temper, and the like, that identifies the material.
Thread Series Designator
unc
Details A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
- - - -
RVC WCC TCC SHC
- - - -

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Manufacturer
FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
CAGE: 81348
NATL INSTITUTE STDS & TECH , MD , 20899
UNITED STATES
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FAQs
Frequently asked questions for NSN 5306-00-206-5570
What is the NIIN of the NSN 5306-00-206-5570?
The National Item Identification Number (NIIN) of the NSN 5306-00-206-5570 is 00-206-5570
When the NSN 5306-00-206-5570 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 5306-00-206-5570 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-206-5570 contain any hazardous material?
No data in HMIRS

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