Machine Bolt

STD2181E55

STD2181E55
(NSN) National Stock Number
5306-00-467-3643
Federal Supply Classification
5306 Bolts
Item Name Code
01847
Schedule B Code
-
Summary

1a thread class, 0.185 inches nominal thread length, 0.654 inches nominal fastener length, 0.437 inches minimum and 0.451 inches maximum head diameter, 0.081 inches nominal head height

DAC HCC DMIL RNCC
5 - - C
RNVC SADC MSDS RNAAC
1 9F - ZZ
Identification

An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, bolt, shear. See also screw, cap, hexagon head and screw, machine.

INC FIIG Concept Condition
01847 A003B0 - 1
Specifications
Thread Class
1a
Details A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.
Thread Length
0.185 inches nominal
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Fastener Length
0.654 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 Diameter
0.437 inches minimum and 0.451 inches maximum
Details The length of a straight line which passes through the center of a circular head,and terminates at the circumference.
Head Height
0.081 inches nominal
Details A measurement from the bottom to the top of the head,in distinction from depth.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
STD2181E55 K0289 5 - 3 9 - KE
99-6038846 99995 9 - 6 9 - KE
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
05450 - Q -
RVC WCC TCC SHC
- 713 Z 9
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Manufacturer
BAE SYSTEMS (OPERATIONS) LIMITED
CAGE: U9143
BLACKBURN , LANCASHIRE , BB2 7LF
UNITED KINGDOM
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FAQs
Frequently asked questions for NSN 5306-00-467-3643
What is the NIIN of the NSN 5306-00-467-3643?
The National Item Identification Number (NIIN) of the NSN 5306-00-467-3643 is 00-467-3643
When the NSN 5306-00-467-3643 was assigned to the Federal Catalog?
It was assigned 54 years ago, on Fri, May 8, 1970
Does the NSN 5306-00-467-3643 contain any precious metals?
Type/content is unknown
Does the NSN 5306-00-467-3643 contain any hazardous material?
No data in HMIRS

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