Landing Gear Audible Alarm

1520-2

1520-2
(NSN) National Stock Number
6340-00-179-5077
Federal Supply Classification
6340 Aircraft Alarm and Signal Systems
Item Name Code
21023
Schedule B Code
8531900002
Summary

Operating power requirements,not ac,dc,28 v; m54 deg c to p125 deg c operating temp range; 250 cps porm 50 cps audio range; /on/ and /off/ 50 porm 10 pct interruption rate; hermetically sealed; 5 in. max over-all lg; terminal data,1,connector receptacle type; a/a a/a; mounting data,hole mounted bype,six 0.173 in. dia mtg holes irregularly spaced general characteristics item description, ma-1 type nondefinitive spec/std data

DAC HCC DMIL RNCC
5 - - 5
RNVC SADC MSDS RNAAC
9 - - SB
Identification

An electronic signal used on aircraft to warn the pilot of an unsafe landing gear condition. It is furnished by the injection of interrupted tones in the pilot's headset when the throttle is retarded with gear not down and locked.

INC FIIG Concept Condition
21023 A23900 - 1
Specifications
General Characteristics Item Description
operating power requirements,not ac,dc,28 v; m54 deg c to p125 deg c operating temp range; 250 cps porm 50 cps audio range; /on/ and /off/ 50 porm 10 pct interruption rate; hermetically sealed; 5 in. max over-all lg; terminal data,1,connector receptacle type; a/a a/a; mounting data,hole mounted bype,six 0.173 in. dia mtg holes irregularly spaced
Details A recording of the physical,functional,and performance characteristics for an item of supply.
Nondefinitive Spec/Std Data
ma-1 type
Details The number,letter,or symbol that indicates the type,style,grade,class,and the like,of an item in a nonidentifying specification or standard.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
839-00103 52797 4 - 3 2 - TU
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
34580 - W W
RVC WCC TCC SHC
1 658 Z 9

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Manufacturer
DNE TECHNOLOGIES, INC
CAGE: 96238
WALLINGFORD , CT , 06492-5941
UNITED STATES
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FAQs
Frequently asked questions for NSN 6340-00-179-5077
What is the NIIN of the NSN 6340-00-179-5077?
The National Item Identification Number (NIIN) of the NSN 6340-00-179-5077 is 00-179-5077
When the NSN 6340-00-179-5077 was assigned to the Federal Catalog?
It was assigned 55 years ago, on Wed, Feb 12, 1969
Does the NSN 6340-00-179-5077 contain any precious metals?
Type/content is unknown
Does the NSN 6340-00-179-5077 contain any hazardous material?
No data in HMIRS

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