NSN 6665-01-530-2725

Part Details | AUTOMATIC GAS ALARM

6665-01-530-2725 A device which detects the presence of hazardous gases or vapors, toxic explosives, and/or sounds an alarm, and/or lights or flashes lights of distinctive color when the concentration reaches a dangerous level. Excludes ALARM, CHEMICAL AGENT, AUTOMATIC.

Alternate Parts: CM21A, CM-21A, MACM6, MA-CM6, CM21A, CM-21A, 6665-01-530-2725, 01-530-2725, 6665015302725, 015302725

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
66MAY 19, 200501-530-272528625 ( ALARM, GAS, AUTOMATIC )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 6665-01-530-2725
Part Number Cage Code Manufacturer
CM-21A763813M COMPANYDBA 3M
MA-CM6763813M COMPANYDBA 3M
CM-21A2Y359AERION TECHNOLOGIES, INCDBA MACURCO
Technical Data | NSN 6665-01-530-2725
Characteristic Specifications
MEDIA DETECTED CARBON MONOXIDE
USAGE DESIGN INDUSTRIAL
SPECIFIC USAGE DESIGNDESIGNED FOR CO DETECTION AND AUTOMATED EXHAUST FAN CONTROL IN AUTOMOTIVE MAINTENANCE FACILITES, ENCLOSED PARKING GARAGES, WAREHOUSES WITH FORKLIFTS, ETC.
INDICATOR TYPEKG ANY ACCEPTABLE AND DP ANY ACCEPTABLE
DESIGN TYPE NONTRIPOD MOUNTING
SPECIAL FEATURESCM-21A ACTIVATES FAN RELAY AT 35 PPM OF CO AVERAGED OVER 5 MINUTES. (25 PPM IS SELECTABLE) ALARM RELAY WILL BE ACTIVATED AT 100 PPM OF CO AFTER 30 MINTUTES OR 200 PPM AFTER 10 MINUTES. 5 AMP SPDT FAN RELAY CONTROLS STARTERS OF EXHAUST FANS. A 0.5 AMP N.O. ALARM RELAY CONNECTS TO WARNING DEVICES OR CONTROL PANELS.
CUBIC MEASURE38.250 CUBIC INCHES
SUPPLEMENTARY FEATURESDIMENTIONS ARE 4.5 X 4 X 2.125 INCHES. ITEM SHOULD BE MOUNTED 4 TO 5 FEET ABOVE FLOOR LEVEL.
PART NAME ASSIGNED BY CONTROLLING AGENCYCARBON MONOXIDE DETECTOR AND CONTROLLER