NSN 5306-01-556-5173

Part Details | MACHINE BOLT

5306-01-556-5173 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.

Alternate Parts: 1275900511, 12759-00511, 39228, 1850815C1, 5306-01-556-5173, 01-556-5173, 5306015565173, 015565173

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 03, 200701-556-517301847 ( BOLT, MACHINE )
REFERENCE DRAWINGS & PICTURES

DOUBLE HEXAGON EXTENDED WASHER

Cross Reference | NSN 5306-01-556-5173
Part Number Cage Code Manufacturer
12759-005110Y3H3FASTENAL COMPANY
392280Y3H3FASTENAL COMPANY
1850815C1338X5NAVISTAR DEFENSE LLC
Technical Data | NSN 5306-01-556-5173
Characteristic Specifications
HEAD STYLE DOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH33.500 MILLIMETERS MINIMUM
HEAD HEIGHT12.500 MILLIMETERS MINIMUM AND 13.000 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS15.770 MILLIMETERS MINIMUM AND 16.000 MILLIMETERS MAXIMUM
EXTENDED WASHER DIAMETER22.750 MILLIMETERS MINIMUM AND 23.000 MILLIMETERS MAXIMUM
EXTENDED WASHER THICKNESS3.500 MILLIMETERS MINIMUM AND 4.300 MILLIMETERS MAXIMUM
SPECIAL FEATURESFINISH: PHOSPHATE COAT AFTER THREAD ROLLING, CLASS B-2 (ZINC PHOSPHATE) CEMS G-1
PROPRIETARY CHARACTERISTICSNPAC
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - USED ON 2 MRAP VARIANTS
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,DAMPER,M12 X 40MM X 1.25