NSN 5305-00-811-6603

Part Details | MACHINE SCREW

5305-00-811-6603 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.

Alternate Parts: 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 53B3347, 53B334-7, 5305-00-811-6603, 00-811-6603, 5305008116603, 008116603

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196300-811-660306657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

CROWNED HEXAGON

TORQUE SET

Cross Reference | NSN 5305-00-811-6603
Part Number Cage Code Manufacturer
53B334-792215ARCONIC GLOBAL FASTENERS & RINGS,INC.
53B334-706950ARCONIC GLOBAL FASTENERS & RINGS,INC.
53B334-773197HI-SHEAR CORPORATION
53B334-7L4528LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC
53B334-776823NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NORTHROP GRUMMAN AEROSPACE
53B334-70JRC1NORTHROP GRUMMAN TECHNICAL SERVICES,INC.
53B334-780539SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP
53B334-706725SPS TECHNOLOGIES, LLCDBA AIR INDUSTRIES
53B334-727624SPS TECHNOLOGIES, LLCDBA PB FASTENERS
Technical Data | NSN 5305-00-811-6603
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.485 INCHES MINIMUM
FASTENER LENGTH0.923 INCHES NOMINAL
SCREW MATERIAL STEEL
SCREW SURFACE TREATMENT CADMIUM
HEAD STYLE0 CROWNED HEXAGON
HEAD DIAMETER0.507 INCHES NOMINAL
HEAD HEIGHT0.092 INCHES MINIMUM AND 0.107 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE TORQUE SET