Electrical Headset

H157A1C

H157A1C
(NSN) National Stock Number
5965-00-725-4453
Federal Supply Classification
5965 Microphones and Speakers Handsets Headsets
Item Name Code
00737
Schedule B Code
8518903000
Summary

Headset, covered body style, 1 terminal quantity, none furnished items, 10.0 nominal impedance rating in ohms, 36.0 inches nominal headset cord length, magnetic earphone element type

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

An item consisting of one or two earphones with a connecting cord and with or without a headband. Single headphone type must include facilities as required for use. For items without earphones designed to protect the ears from noise, see protector, hearing.

INC FIIG Concept Condition
00737 A06800 - 1
Specifications
Body Style
headset, covered
Details The style designation indicating the configuration that most nearly corresponds to the appearance of the body.
Terminal Quantity
1
Details The number of terminals for providing electrical connection to the item.
Furnished Items
none
Details Items furnished as accessories which are not specified elsewhere.
Impedance Rating In Ohms
10.0 nominal
Details The total opposition /resistive and reactive/ which the item offers to the flow of an alternating current,expressed in ohms.
Headset Cord Length
36.0 inches nominal
Details A measurement of the longest dimension of the headset cord,in distinction from width.
Earphone Element Type
magnetic
Details Indicates the type of earphone element as determined by its construction and method of operation.
Earphone Quantity
2
Details The number of earphones provided on the item.
Earphone Interconnection Arrangement
parallel
Details The designation that identifies the electrical circuit arrangement through which an incoming signal is conducted to the earphone/s/.
Headset Overall Width
5.000 inches nominal
Details None.
Acoustic Sensitivity Reference Rating
not rated
Details The electrical input power and sound pressure output ratings which are used as a base reference for the measurement of the sensitivity of an item.
Headband Type
adjustable double band
Details Indicates the type of headband furnished.
Terminal Location
external
Details Indicates the location of the terminal/s/ on the item.
Terminal Type
jack
Details Indicates the type of terminal for providing electrical connection to the item.
Covering Material
plastic headband
Details The chemical compound or mechanical mixture properties of which the covering is fabricated.
Master-Cross Reference List
Part CAGE DAC HCC RNCC RNVC MSDS RNAAC
H157A1C 21921 X - 3 9 - XX
H157A1C 83872 X - 5 9 - XX
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
HMIC PMIC ESD/EMI Criticality
P U - -
Freight
Universal / National Freight and Handling Information
UFC HMC LTL LCL
35290 - M M
RVC WCC TCC SHC
- 658 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 5965-00-725-4453
What is the NIIN of the NSN 5965-00-725-4453?
The National Item Identification Number (NIIN) of the NSN 5965-00-725-4453 is 00-725-4453
When the NSN 5965-00-725-4453 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 5965-00-725-4453 contain any precious metals?
Type/content is unknown
Does the NSN 5965-00-725-4453 contain any hazardous material?
No information in HMIRS

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