3110-00-844-2169 BEARING,BALL,ANNULAR Index 2510-00-844-2192 SPRING,LEAF

National Stock Number:
5306-00-844-2189

Federal Supply Class:
5306

National Item Identification Number:
008442189

Description:
BOLT,MACHINE

Detail:
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.


Manufacturer Information:
24803111449TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
24803177445RTX CORPORATION
24803198524MONOGRAM AEROSPACE FASTENERS, INC
248031J1695KITO MFG CO. LTD
248031S0254KITO MFG CO. LTD


Techincal Specification:
FASTENER LENGTH1.240 INCHES MINIMUM AND 1.260 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 601 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
WIDTH BETWEEN FLATS0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE FINISH63.0 MICROINCHES GRIP
SURFACE FINISH63.0 MICROINCHES OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL
SURFACE TREATMENTNICKEL AND CADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS1A
THREAD LENGTH0.678 INCHES MINIMUM AND 0.760 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF


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