NSN 3820-00-290-4978

Part Details | PAVING BREAKER


3820-00-290-4978 A powered hand tool used for clay digging, breaking frozen ground, demolition of concrete paving, and the like. The unit has a non-rotating chuck through which a piston, or any other percussion system, imparts hammer-like blows to various types of accessories such as chisels, spades, picks, backfill tamping pads, and frost wedges. When provided with certain attachments, the unit may also be used as a sheeting and piling driver, drift bolt driver, or spike driver. See also DRILL, PNEUMATIC, DRIFTER; and DRILL, PNEUMATIC, SINKER.

Alternate Parts: 52, MILB467, 3820-00-290-4978, 00-290-4978, 3820002904978, 002904978

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
38JAN 01, 196300-290-497813600 ( BREAKER, PAVING )
REFERENCE DRAWINGS & PICTURES

STRAIGHT HEXAGON

HAND GRIP LEVER


Cross Reference | NSN 3820-00-290-4978
Part Number Cage Code Manufacturer
5235301DRESSER INDUSTRIES INCLEROI DIV
MILB46781349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY

Technical Data | NSN 3820-00-290-4978
Characteristic Specifications
PRIME MOVER TYPE PNEUMATIC MOTOR
HANDLE STYLE HAND GRIP LEVER
ACCESSORY COMPONENTS DEMOLITION TOOL CHUCK
TOOL RETAINER TYPED ANY ACCEPTABLE
SHANK STYLE STRAIGHT HEXAGON
WIDTH ACROSS FLATS1.250 INCHES NOMINAL
SHANK OVERALL LENGTH6.000 INCHES NOMINAL
WEIGHTPA80.0
CONVERSION FEATURE FOR SINKER DRILL OPERATION NOT INCLUDED
NONDEFINITIVE SPEC/STD DATA80 LB SIZE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSAS DIFFERENTIATED BY THE TOOL RETAINER TYPE