NSN 5305-00-544-3075

Part Details | SHOULDER SCREW

5305-00-544-3075 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: HT404A521, HT404A5-21, 3M51521, 3M51-5-21, HT51UA21, HT51UA21, 54267521, 54267-5-21, 54267521, 54267-5-21, 5305-00-544-3075, 00-544-3075, 5305005443075, 005443075

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 06, 197400-544-307522846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-544-3075
Part Number Cage Code Manufacturer
HT404A5-2192215ARCONIC GLOBAL FASTENERS & RINGS,INC.
3M51-5-2176301BOEING COMPANY, THEDBA BOEING
HT51UA2173197HI-SHEAR CORPORATION
HT51UA21L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
54267-5-2156878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
54267-5-2180539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
Technical Data | NSN 5305-00-544-3075
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.312 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.506 INCHES MINIMUM AND 0.573 INCHES MAXIMUM
FASTENER LENGTH1.828 INCHES MINIMUM AND 1.875 INCHES MAXIMUM
HEAD STYLE0 HEXAGON COUNTERSUNK
HEAD DIAMETER0.629 INCHES MINIMUM AND 0.634 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HIGH-TORQUE