Externally Relieved Body Screw

B449639-21

B449639-21
(NSN) National Stock Number
5305-00-334-9426
Federal Supply Classification
5305 Screws
Item Name Code
01852
Schedule B Code
-
Summary

5305-00-334-9426, Externally Relieved Body Screw, B449639-21

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
9 - - ZZ
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:undercut for thread relief). It is no. 0 (0.060 in.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below no. 10 (0.190 in.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also bolt, externally relieved body and bolt, internal wrenching.

INC FIIG Concept Condition
01852 A003B0 - 1
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
B449639-21 21921 X - 3 9 - XX
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 U
RVC WCC TCC SHC
- 713 Z 9

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Manufacturer
LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN DIV LOCKHEED MARTIN
CAGE: 49671
ORLANDO , FL , 32825
UNITED STATES
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FAQs
Frequently asked questions for NSN 5305-00-334-9426
What is the NIIN of the NSN 5305-00-334-9426?
The National Item Identification Number (NIIN) of the NSN 5305-00-334-9426 is 00-334-9426
When the NSN 5305-00-334-9426 was assigned to the Federal Catalog?
It was assigned 61 years ago, on Tue, Jan 1, 1963
Does the NSN 5305-00-334-9426 contain any precious metals?
Type/content is unknown
Does the NSN 5305-00-334-9426 contain any hazardous material?
No data in HMIRS

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