NSN 5305-00-045-1957

Part Details | MACHINE SCREW

5305-00-045-1957 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: HT3A3, HT3A-3, HT3A3, HT3A-3, HT3A3, HT3A-3, 5305-00-045-1957, 00-045-1957, 5305000451957, 000451957

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JAN 01, 196100-045-195706657 ( SCREW, MACHINE )
REFERENCE DRAWINGS & PICTURES

DISHED HEXAGON

HIGH-TORQUE

Cross Reference | NSN 5305-00-045-1957
Part Number Cage Code Manufacturer
HT3A-3C4293ALCOA FASTENING SYSTEMSFAIRCHILDFASTENERS EUROPE - VSD GMBH
HT3A-373197HI-SHEAR CORPORATION
HT3A-3R1120SATAIR A/S
Technical Data | NSN 5305-00-045-1957
Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH0.406 INCHES MINIMUM
FASTENER LENGTH0.593 INCHES NOMINAL
SCREW MATERIAL STEEL COMP 431
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE
SCREW SURFACE TREATMENT PASSIVATE
HEAD STYLE9 DISHED HEXAGON
HEAD DIAMETER0.376 INCHES MINIMUM AND 0.381 INCHES MAXIMUM
COUNTERSINK ANGLE100.0 DEGREES NOMINAL
INTERNAL DRIVE STYLE HIGH-TORQUE