Product Details | PAVING BREAKER

3820-00-290-4991 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.

Part Alternates: MILB385, W14, 3820-00-290-4991, 00-290-4991, 3820002904991, 002904991

Construction, Mining, Excavating, and Highway Maintenance Equipment | Mining, Rock Drilling, Earth Boring, and Related Equipment

Supply Group (FSG) NSN Assign. NIIN
38 01 JAN 1963 00-290-4991

Drawings & Photos | NSN 3820-00-290-4991


Cross Reference | NSN 3820-00-290-4991

Part Number Cage Code Manufacturer
MILB385 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
W14 93232 CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION

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Technical Data | NSN 3820-00-290-4991

Characteristic Specifications
PRIME MOVER TYPE PNEUMATIC MOTOR
HANDLE STYLE 7 CLOSED-D END
ACCESSORY COMPONENTS DEMOLITION TOOL CHUCK
TOOL RETAINER TYPE SPLIT SLEEVE
SHANK STYLE 4 STRAIGHT HEXAGON
WIDTH ACROSS FLATS 0.875 INCHES NOMINAL
SHANK OVERALL LENGTH 2.750 INCHES NOMINAL
WEIGHT 25.0 POUNDS NOMINAL
CONVERSION FEATURE FOR SINKER DRILL OPERATION NOT INCLUDED
NONDEFINITIVE SPEC/STD DATA 1 TYPE
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS PAC AAZF
MANUFACTURERS CODE 81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE MILB385
MANUFACTURERS CODE 93232
DESIGN CONTROL REFERENCE W14

Restrictions/Controls & Freight Information | NSN 3820-00-290-4991

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information