This is an older military generator stock muffler. I am not sure of all the different models that these fit. Please check all pictures for dimensions..


Characteristic
ABHPOVERALL LENGTH8.125 INCHES NOMINAL
ABKWOVERALL HEIGHT5.125 INCHES NOMINAL
ABMKOVERALL WIDTH8.000 INCHES NOMINAL
ACQWINLET CONNECTION TYPEFLANGE
AJLWOUTLET INSIDE DIAMETER1.500 INCHES NOMINAL
APGFDESIGN TYPEDRY
ARNACOOLANT TYPEAIR
ARNDMUFFLER DESIGNANY ACCEPTABLE
ARNFTUBE QUANTITY2
ARNGBODY SHAPEOVAL
ARNHOPERATING POSITIONHORIZONTAL
ARNJINLET LOCATIONLOCATED ON PERIPHERY OF BODY,1.875 IN. FROM END
ARNLINLET FLANGE SHAPEOVAL
ARNMINLET FLANGE MOUNTING PROVISION AND QUANTITY2 HOLES
ARNQINLET FLANGE MOUNTING PROVISION THREAD SIZE3/8-16
ARNRINLET FLANGE MOUNTING PROVISION THREAD SERIES DESIGNATORUNC
ARNSINLET FLANGE MOUNTING PROVISION THREAD DIRECTIONRIGHT-HAND
ARNTINLET FLANGE MOUNTING PROVISION SPACING2-11/16 IN. C TO C DIM. OF MTG HOLES
ARTHOUTLET CONNECTION TYPEUNTHREADED
ARTJOUTLET LOCATIONLOCATED ON PERIPHERY ON OPPOSITE SIDE FROM INLET 1.750 IN. FROM END OPPOSITE INLET
ARTKOUTLET PROJECTION LENGTH0.938 INCHES NOMINAL
ARWAOUTLET OUTSIDE DIAMETER1.635 INCHES NOMINAL
MATTMATERIALSTEEL