NSN 6685-00-290-8181

Part Details | CAPILLARY TUBE AND BULB INDICATING THERMOMETER

6685-00-290-8181 A thermometer which employs a confined substance, whose measurable physical properties or one of them varies with a change in temperatrue and this energy transmitted into mechanical movement to indicate the temperature. For indoor/outdoor application, see THERMOMETER, SELF-INDICATING, LIQUID IN GLASS.

Alternate Parts: MILT15942AAMEND2, 6685-00-290-8181, 00-290-8181, 6685002908181, 002908181

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66JAN 01, 196300-290-818107419 ( THERMOMETER, INDICATING, CAPILLARY TUBE AND BULB )
REFERENCE DRAWINGS & PICTURES

PLAIN SOCKET

Cross Reference | NSN 6685-00-290-8181
Part Number Cage Code Manufacturer
MILT15942AAMEND281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 6685-00-290-8181
Characteristic Specifications
SCALE TYPE CONCENTRIC DIAL
CASE DIAMETER5.813 INCHES NOMINAL
DIAL DIAMETER4.500 INCHES NOMINAL
POINTER/PEN TYPE AND QUANTITY1 INDICATING SINGLE AND 1 REFERENCE SINGLE
SEPARABLE SOCKET STYLE PLAIN SOCKET
BULB TIP OUTSIDE DIAMETER1.125 INCHES NOMINAL
SOCKET OVERALL LENGTH4.250 INCHES NOMINAL
TIP LENGTH2.500 INCHES NOMINAL
EXTERNAL THREAD SIZE1 IN. NPT
INTERNAL THREAD SIZE1.250
INDICATOR CONNECTION METHOD FLEXIBLE TUBE
BULB TYPE PLAIN RIGID
BULB QUANTITY1
ACTIVE PORTION LENGTH2.500 INCHES NOMINAL
ACTIVE PORTION DIAMETER0.938 INCHES NOMINAL
BULB OVERALL LENGTH4.813 INCHES NOMINAL
BULB CONNECTION TYPE UNION
FLEXIBLE TUBE LENGTH60.000 INCHES NOMINAL
ACTUATING MEDIUM MERCURY THERMAL
MOUNTING FACILITY TYPE AND QUANTITY1 SURFACE AND 3 HOLE
UNTHREADED MOUNTING HOLE DIAMETER0.219 INCHES NOMINAL
MOUNTING BOLT CIRCLE DIAMETER5.375 INCHES NOMINAL
CASE TYPE DUSTPROOF
FEATURES PROVIDED ZERO ADJUSTMENT
NONDEFINITIVE SPEC/STD DATAA CLASS
SCALE INSCRIPTION/BACKGROUND COLORBLACK MARKING ON YELLOW BACKGROUND
SCALE ACCURACY RATING2 DEG
SCALE SMALLEST INCREMENT2.0 DEG FAHRENHEIT