Hexagon Head Cap Screw

HEH100
(NSN) National Stock Number
5305-01-460-6731
Federal Supply Classification
5305 Screws
Item Name Code
18257
Schedule B Code
-
Summary

Right-hand thread direction, 1.000 inches nominal thread length, 0.312 inches nominal thread diameter, 18 thread quantity per inch, unc thread series designator

DAC HCC DMIL RNCC
5 - - 3
RNVC SADC MSDS RNAAC
2 - - 9Z
Identification

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes:bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

INC FIIG Concept Condition
18257 A003B0 - 1
Specifications
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
1.000 inches nominal
Details A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.
Nominal Thread Diameter
0.312 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
18
Details The number of threads on the item per linear inch measured on a line parallel to the thread axis.
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.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
HEH100 12867 6 - 3 9 - 9Z
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
N A A -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
- - - -
RVC WCC TCC SHC
- - - -
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FAQs
Frequently asked questions for NSN 5305-01-460-6731
What is the NIIN of the NSN 5305-01-460-6731?
The National Item Identification Number (NIIN) of the NSN 5305-01-460-6731 is 01-460-6731
When the NSN 5305-01-460-6731 was assigned to the Federal Catalog?
It was assigned 26 years ago, on Thu, Nov 12, 1998
Does the NSN 5305-01-460-6731 contain any precious metals?
Does not contain precious metal
Does the NSN 5305-01-460-6731 contain any hazardous material?
No data in HMIRS
What is the ESD classification of NSN 5305-01-460-6731?
No known electrostatic discharge

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