NSN 5305-00-121-8230

Part Details | HEXAGON HEAD CAP SCREW

5305-00-121-8230 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: 552062, 552062, 552062, 5305-00-121-8230, 00-121-8230, 5305001218230, 001218230

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 25, 196800-121-823018257 ( SCREW, CAP, HEXAGON HEAD )
REFERENCE DRAWINGS & PICTURES

HEXAGON

Cross Reference | NSN 5305-00-121-8230
Part Number Cage Code Manufacturer
5520621UVT5BRP US INC.DBA BOMBARDIER MOTOR CORP OF AMERICA
55206232195OUTBOARD MARINE CORPJOHNSON MOTORS DIV
552062U1621SIMPSON-LAWRENCE LTD JOHNSON AND EVIRUDE OUTBOARD MOTORS
Technical Data | NSN 5305-00-121-8230
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
THREAD LENGTH0.462 INCHES MINIMUM
FASTENER LENGTH0.562 INCHES NOMINAL
HEAD STYLE HEXAGON
THREAD DIRECTION RIGHT-HAND
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS2A
HEAD HEIGHT0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM