[Milsurplus] Re: Please help me identify these Headphones?

[RLucch2098 at aol.com]

Hi; All
I am trying to get info on these military headphones.
They are marked on metal tags around the wires, CW49507A Headset assm,
NXSR-48304 CW
Here are some pics:
http://www.myradioroom.com/oldairplanefones1.jpg 
http://www.myradioroom.com/oldairplanefones2.jpg 
http://www.myradioroom.com/oldairplanefones3.jpg 
Any help will be apprechiated, even a link to somewhere:-)
Regards,
Rich WA2RQY