NSN 5305-00-331-4851

Part Details | SHOULDER SCREW

5305-00-331-4851 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: HT409A46, HT409A4-6, HT409A46, HT409A4-6, 3M5046, 3M50-4-6, HT41UA6, HT41UA6, 5426746, 54267-4-6, 5426746, 54267-4-6, 5305-00-331-4851, 00-331-4851, 5305003314851, 003314851

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 16, 197300-331-485122846 ( SCREW, SHOULDER )
REFERENCE DRAWINGS & PICTURES

HEXAGON COUNTERSUNK

HIGH-TORQUE

Cross Reference | NSN 5305-00-331-4851
Part Number Cage Code Manufacturer
HT409A4-692215ARCONIC GLOBAL FASTENERS & RINGS,INC.
HT409A4-606950ARCONIC GLOBAL FASTENERS & RINGS,INC.
3M50-4-676301BOEING COMPANY, THEDBA BOEING
HT41UA673197HI-SHEAR CORPORATION
HT41UA6L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
54267-4-650392SPS TECHNOLOGIES INC
54267-4-656878SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION
Technical Data | NSN 5305-00-331-4851
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
FASTENER LENGTH0.828 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
HEAD STYLE1 HEXAGON COUNTERSUNK
HEAD DIAMETER0.501 INCHES MINIMUM AND 0.506 INCHES MAXIMUM
HEAD HEIGHT0.0652 INCHES MINIMUM AND 0.0672 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HIGH-TORQUE
SPECIAL FEATURESFURNISHED WITH ONE RUBBER O RING