NSN 5305-00-252-9499

Part Details | SHOULDER SCREW

5305-00-252-9499 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.

Alternate Parts: ST3M605414, ST3M605-4-14, ST3M605414, ST3M605-4-14, ST3M605414, ST3M605-4-14, ST3M605414, ST3M605-4-14, HT4013414X, HT4013-4-14X, ST3M605414, ST3M605-4-14, 5305-00-252-9499, 00-252-9499, 5305002529499, 002529499

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 18, 197300-252-949922846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-252-9499
Part Number Cage Code Manufacturer
ST3M605-4-1492215ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M605-4-1476301BOEING COMPANY, THEDBA BOEING
ST3M605-4-1473197HI-SHEAR CORPORATION
ST3M605-4-14L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
HT4013-4-14X05720OMARK INDUSTRIES INC
ST3M605-4-1480539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-00-252-9499
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.378 INCHES MINIMUM AND 0.428 INCHES MAXIMUM
FASTENER LENGTH1.263 INCHES MINIMUM AND 1.293 INCHES MAXIMUM
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.355 INCHES MINIMUM AND 0.397 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE