3120-00-832-6406 ROLLER,LINEAR-ROTARY MOTION Index 5340-00-832-6410 CAP,PROTECTIVE,DUST AND MOISTURE

National Stock Number:
1055-00-832-6409

Federal Supply Class:
1055

National Item Identification Number:
008326409

Description:
BARREL,GRENADE LAUNCHER


Manufacturer Information:
1169709119204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
CALIBER QUANTITY PER RIFLING TURN1 TURN IN 30.480 CALIBERS
FSC APPLICATION DATALAUNCHER,GRENADE,40MM
GROOVE WIDTH0.217 INCHES MINIMUM AND 0.220 INCHES MAXIMUM
LAND WIDTH0.064 INCHES NOMINAL
OVERALL LENGTH16.470 INCHES MINIMUM AND 16.500 INCHES MAXIMUM
MATERIALSTEEL COMP 4340H
RIFLE BORE GROOVE QUANTITY18
RIFLING DIRECTIONRIGHT-HAND
SIZE DESIGNATION40 MILLIMETER
SPECIAL FEATURESBARREL HARDNESS,ROCKWELL C SCALE 36 TO 40
WEAPON MODEL NUMBERXM129
WEAPON SIZE DESIGNATION40 MILLIMETER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320, CLASS 2 MFR REF SINGLE TREATMENT RESPONSE INSIDE
SURFACE TREATMENTCHROMIUM INSIDE


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