Part Details | MACHINE SCREW
5305-00-639-2908 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: 13798, 13798, 13798, 5305-00-639-2908, 00-639-2908, 5305006392908, 006392908
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-639-2908 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
ROUND
Cross Reference | NSN 5305-00-639-2908
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 13798 | 83298 | ALLIED SIGNAL INCAEROSPACE EQUIPMENT SYSTEMS |
| 13798 | 64547 | HONEYWELL INTERNATIONAL INCDBA HONEYWELL |
| 13798 | 19315 | HONEYWELL INTL INC DEFENSE AVIONICSSYSTEMS FORMER BENDIX NAVIGATION AND |
Technical Data | NSN 5305-00-639-2908
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.562 INCHES MINIMUM |
| FASTENER LENGTH | 0.625 INCHES NOMINAL |
| SCREW MATERIAL | 3$5$6$7$8$DST1029$DST1020$DST1022$DST1524$DST1025$DST1527$DST1030$DST1033$DST1034$DST1038$DST1040$DST1541$DST1108$DST1109$DST1110 |
| SCREW SURFACE TREATMENT | CADMIUM |
| HEAD STYLE | 8 DISHED HEXAGON |
| HEAD DIAMETER | 0.312 INCHES NOMINAL |
| HEAD HEIGHT | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| HEAD HOLE CONFIGURATION STYLE | ROUND |
| HOLE QUANTITY | 1 |
| HOLE DIAMETER | 0.050 INCHES NOMINAL |