NSN 5305-00-144-3631
Part Details | MACHINE SCREW
5305-00-144-3631 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: AN5201040, AN520-10-40, 6220, 5305-00-144-3631, 00-144-3631, 5305001443631, 001443631
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | JAN 01, 1963 | 00-144-3631 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON

CROSS RECESS TYPE 1

Cross Reference | NSN 5305-00-144-3631
Part Number | Cage Code | Manufacturer |
---|---|---|
AN520-10-40 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
6220 | 36378 | RAYTHEON TECHNICAL SERVICES COMPANY |
Technical Data | NSN 5305-00-144-3631
Characteristic | Specifications |
---|---|
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.190 INCHES |
THREAD QUANTITY PER INCH | 32 |
THREAD CLASS | 2A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.750 INCHES MINIMUM |
FASTENER LENGTH | 2.406 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
SCREW MATERIAL | STEEL |
MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH |
HEAD STYLE | 8 UNDERCUT HEXAGON |
HEAD DIAMETER | 0.334 INCHES MINIMUM AND 0.359 INCHES MAXIMUM |
HEAD HEIGHT | 0.137 INCHES MAXIMUM |
INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND 1S STYLE |