NSN 5305-01-283-9897

Part Details | HEXAGON HEAD CAP SCREW

5305-01-283-9897 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.

Alternate Parts: 789UNC2A X 412 IN LG ZINC, 7/8-9UNC-2A X 4-1/2 IN LG ZINC, 306060453, 0660453, 06-60453, 789UNC2A X 412 IN LG ZINC, 7/8-9UNC-2A X 4-1/2 IN LG ZINC, M1222RN14C272GFNZX, MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 5305-01-283-9897, 01-283-9897, 5305012839897, 012839897

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53AUG 17, 198801-283-989718257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-01-283-9897
Part Number Cage Code Manufacturer
7/8-9UNC-2A X 4-1/2 IN LG ZINC80204AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED
3060604539Z677CROMWELL BUILDERS MANUFACTURING INCDBA JC.NET/CROMWELL/BUILDERS
06-604539Z677CROMWELL BUILDERS MANUFACTURING INCDBA JC.NET/CROMWELL/BUILDERS
7/8-9UNC-2A X 4-1/2 IN LG ZINC81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
M1222RN14C272GFNZX81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-S-122281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-DTL-122281349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 5305-01-283-9897
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
THREAD LENGTH2.000 INCHES MINIMUM
FASTENER LENGTH4.340 INCHES MINIMUM AND 4.500 INCHES MAXIMUM
HEAD STYLE HEXAGON
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.875 INCHES
THREAD QUANTITY PER INCH9
THREAD CLASS2A
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH92000 POUNDS PER SQUARE INCH
HEAD HEIGHT0.531 INCHES MINIMUM AND 0.563 INCHES MAXIMUM
WIDTH BETWEEN FLATS1.285 INCHES MINIMUM AND 1.312 INCHES MAXIMUM
NONDEFINITIVE SPEC/STD DATA1 TYPE