Part Details | MACHINE SCREW
5305-01-398-1398 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: 60274440004, 6027444-0004, 5305-01-398-1398, 01-398-1398, 5305013981398, 013981398
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 25, 1994 | 01-398-1398 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-398-1398
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6027444-0004 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-398-1398
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | M |
| NOMINAL THREAD DIAMETER | 2.5 MILLIMETERS |
| THREAD PITCH IN MILLIMETERS | 0.45 |
| EXTERNAL THREAD TOLERANCE CLASS | 6G |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 14.0 MILLIMETERS NOMINAL |
| FASTENER LENGTH | 13.58 MILLIMETERS MINIMUM AND 14.42 MILLIMETERS MAXIMUM |
| SCREW MATERIAL | STEEL |
| SCREW SURFACE TREATMENT | 0$DNLA000 |
| MINIMUM TENSILE STRENGTH | 113000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 3 DISHED HEXAGON |
| HEAD DIAMETER | 4.2 MILLIMETERS MINIMUM AND 4.5 MILLIMETERS MAXIMUM |
| HEAD HEIGHT | 1.4 MILLIMETERS MINIMUM AND 1.6 MILLIMETERS MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |