| 
                            
                                |  |  
                                |   |  
		                        | National Stock Number:
 3820-00-457-8280
 
 Federal Supply Class:
 3820
 
 National Item Identification Number:
 004578280
 
 Description:
 BREAKER,PAVING
 
 Detail:
 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.
 |  
		                        | 
 Manufacturer Information:
 
 | 6PBCD | 03054 | BOSTON PNEUMATICS INC |  | MILB385 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | 
 |  
					            | 
 Techincal Specification:
 
 | NONDEFINITIVE SPEC/STD DATA | 1 TYPE |  | PRIME MOVER TYPE | PNEUMATIC MOTOR |  | SHANK OVERALL LENGTH | 2.750 INCHES NOMINAL |  | SHANK STYLE | STRAIGHT HEXAGON |  | TOOL RETAINER TYPE | LATCH |  | WEIGHT | 25.0 POUNDS NOMINAL |  | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |  | HANDLE STYLE | CLOSED-D END |  | CONVERSION FEATURE FOR SINKER DRILL OPERATION | NOT INCLUDED |  | ACCESSORY COMPONENTS | DEMOLITION TOOL CHUCK | 
 |  |