NSN 5305-01-270-6171

Part Details | HEXAGON HEAD CAP SCREW

5305-01-270-6171 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: 3410UNC2A X 2 14 TYI CLASS, 3/4-10UNC-2A X 2 1/4 TYI CLASS, MILDTL1222 QQN281 GR400, MIL-DTL-1222 QQ-N-281 GR400, 3410UNC2A X 2 14 TYI CLASSL1, 3/4-10UNC-2A X 2 1/4 TYI CLASSL1, MILDTL1222 QQN281 GR400L1, MIL-DTL-1222 QQ-N-281 GR400L1, 5305-01-270-6171, 01-270-6171, 5305012706171, 012706171

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 11, 198801-270-617118257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5305-01-270-6171
Part Number Cage Code Manufacturer
3/4-10UNC-2A X 2 1/4 TYI CLASS81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-DTL-1222 QQ-N-281 GR40081349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
3/4-10UNC-2A X 2 1/4 TYI CLASSL103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
MIL-DTL-1222 QQ-N-281 GR400L103950NAVAL INVENTORY CONTROL POINTMECHANICSBURG
Technical Data | NSN 5305-01-270-6171
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
THREAD LENGTH2.250 INCHES NOMINAL
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD QUANTITY PER INCH10
THREAD CLASS2A
DEPARTURE FROM CITED DOCUMENTMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
CRITICALITY CODE JUSTIFICATIONZZZW
NONDEFINITIVE SPEC/STD DATA1 TYPE