NSN 5305-01-050-9678

Part Details | SHOULDER SCREW

5305-01-050-9678 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: HT4009413, HT4009-4-13, ST3M505413, ST3M505-4-13, HT4009413, HT4009-4-13, ST3M505413, ST3M505-4-13, HT4009413, HT4009-4-13, ST3M505413, ST3M505-4-13, HT4009413, HT4009-4-13, HT4009413, HT4009-4-13, HT4009413, HT4009-4-13, HT4009413, HT4009-4-13, 5305-01-050-9678, 01-050-9678, 5305010509678, 010509678

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53NOV 17, 197701-050-967822846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-01-050-9678
Part Number Cage Code Manufacturer
HT4009-4-1306950ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M505-4-1392215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT4009-4-1392215ARCONIC GLOBAL FASTENERS & RINGS,INC.
ST3M505-4-1376301BOEING COMPANY, THEDBA BOEING
HT4009-4-1373197HI-SHEAR CORPORATION
ST3M505-4-1317446HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND
HT4009-4-1397928HUCK INTL INC
HT4009-4-13L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
HT4009-4-1356878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
HT4009-4-1380539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-01-050-9678
Characteristic Specifications
THREAD SERIES DESIGNATOR UNJF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.372 INCHES MINIMUM AND 0.422 INCHES MAXIMUM
FASTENER LENGTH1.194 INCHES MINIMUM AND 1.224 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM
COUNTERSINK ANGLE99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
INTERNAL DRIVE STYLE HIGH-TORQUE
SPECIAL FEATURESINTERNAL HEXAGON SOCKET IN THREADED END 0.0947 IN. MIN AND 0.0967 IN. MAX WIDTH ACROSS FLATS