NSN 5305-00-273-6438

Part Details | SOCKET HEAD CAP SCREW

5305-00-273-6438 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.

Alternate Parts: 064510246UDH, 0645-1024-6UDH, MS2467722C, MS24677-22C, MS2467722, MS24677-22, MS2467722C, MS24677-22C, MS2467722, MS24677-22, 650269PC28, 441414PC9, 429997PC3, 12Z119621, 12Z1196-21, 5305-00-273-6438, 00-273-6438, 5305002736438, 002736438

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-273-643816282 ( SCREW, CAP, SOCKET HEAD )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

HEXAGON

DOUBLE HEXAGON FLATS

Cross Reference | NSN 5305-00-273-6438
Part Number Cage Code Manufacturer
0645-1024-6UDH99167HAMILTON SUNDSTRAND CORPORATION
MS24677-22C96906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS24677-2296906MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS
MS24677-22C80205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
MS24677-2280205NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES
650269PC2810001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
441414PC910001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
429997PC310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
12Z1196-2110001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 5305-00-273-6438
Characteristic Specifications
THREAD SERIES DESIGNATOR UNC
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.262 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
FASTENER LENGTH0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
MINIMUM YIELD STRENGTH155000 POUNDS PER SQUARE INCH
HEAD STYLE9 CROWNED HEXAGON
HEAD DIAMETER0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM
HEAD HEIGHT0.185 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
INTERNAL DRIVE STYLE HEXAGON
WIDTH ACROSS FLATS0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM
HOLE CONFIGURATION STYLE1 DOUBLE HEXAGON FLATS
HOLE TYPE DRILLED
HOLE QUANTITY3
HOLE DIAMETER0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM