Hexagon Head Cap Screw

000-4438

000-4438
(NSN) National Stock Number
5305-00-185-2546
Federal Supply Classification
5305 Screws
Item Name Code
18257
Schedule B Code
-
Summary

3a thread class, right-hand thread direction, hexagon head style

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
9 - - KZ
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 Class
3a
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.
Head Style
hexagon
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the head.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
9007200-4438 14120 5 - 5 9 - KZ
9007200-4438 95685 5 - 3 2 - KZ
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
48950 - W -
RVC WCC TCC SHC
- 573 Z 9

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Manufacturer
MARATHON LE TOURNEAU CO
CAGE: 95685
LONGVIEW , TX , 75606-2307
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-185-2546
What is the NIIN of the NSN 5305-00-185-2546?
The National Item Identification Number (NIIN) of the NSN 5305-00-185-2546 is 00-185-2546
When the NSN 5305-00-185-2546 was assigned to the Federal Catalog?
It was assigned 53 years ago, on Fri, Feb 12, 1971
Does the NSN 5305-00-185-2546 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-185-2546 contain any hazardous material?
No data in HMIRS

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