Part Details | MACHINE SCREW
5305-01-302-4639 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: 14342018, 14342-018, 5305-01-302-4639, 01-302-4639, 5305013024639, 013024639
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 15, 1989 | 01-302-4639 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-302-4639
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 14342-018 | 10138 | ASTRONAUTICS CORPORATION OF AMERICA |
Technical Data | NSN 5305-01-302-4639
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.750 INCHES NOMINAL |
| FASTENER LENGTH | 0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| SCREW MATERIAL | PLASTIC |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | MIL-P-17091 MIL SPEC SINGLE MATERIAL RESPONSE |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM |
| HEAD HEIGHT | 0.075 INCHES MINIMUM AND 0.086 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |