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National Stock Number:
6635-99-854-9553
Federal Supply Class:
6635
National Item Identification Number:
998549553
Description:
LIGHT,ULTRAVIOLET,M
Detail:
AN ITEM SPECIFICALLY DESIGNED FOR USE IN DETERMINING THE EXISTENCE OF SEAMS, CRACKS AND OTHER TYPES OF FLAWS IN METALS. IT CONSISTS OF AN ULTRAVIOLET LIGHT SOURCE SUCH AS A MERCURY-VAPOR LAMP, IN A HOUSING USUALLY INCORPORTATING A PISTOL-GRIP HANDLE, AND A FILTER FOR THE EXCLUSION OF VISIBLE LIGHT. SEE ALSO DETECTOR, METAL FLAW, ELECTRONIC.
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