INDICATOR 
P/N E-540-S 
NSN 6680 01 267 2168  
P/N EFI-540-S
P/N 31-15-2886    




ITEM NAME:   INDICATOR,SIGHT,LIQ
DEFINITION:  An item so designed to have a portion or all of its body transparent
             to permit the visual examination of the amount of liquid in a pressure
             vessel, boiler, evaporator, still, processing tank, reservoir, pipe
             tubing line, and the like, and/or to determine the flow to a
             lubricated part. It may also be provided with an element that changes
             colors to indicate changes in moisture content. The item may have a
             means for refilling. Excludes INDICATOR, LIQUID QUANTITY and
             INDICATOR, RATE OF FLOW.
             

CHARACTERISTIC                          VALUE
THREAD DIRECTION                        RIGHT-HAND SINGLE END                             
OVERALL HEIGHT                          1.250 INCHES NOMINAL                              
WIDTH ACROSS FLATS                      1.880 INCHES NOMINAL                              
SIGHT DIAMETER                          1.250 INCHES NOMINAL                              
THREAD QUANTITY PER INCH                12 SINGLE END                                     
NOMINAL THREAD SIZE                     1.250 INCHES SINGLE END                           
DATA FURNISHING METHOD                  CLEAR WINDOW                                      
III MATERIAL                            COPPER ALLOY                                      
MFR SOURCE CONTROLLING                  31-15-2886                                        
REFERENCE                                                                                 
SPEC/STD CONTROLLING DATA               81361                                             
MANUFACTURERS CODE                                                                        
STYLE DESIGNATOR                        BULLS EYE                                         
THREAD SERIES DESIGNATOR                NPT SINGLE END   

MFG GOODYEAR AEROSPACE CORP  
NEW GOV SURPLUS 
NEW SUPPLIER CAGE CODE 03EF7