Part Details | MACHINE SCREW
5305-01-399-7018 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: DF188185 FIND 21, 803640445021, 803-6404450-21, 640445021, 6404450-21, 438640447543, 438-6404475-43, 5305-01-399-7018, 01-399-7018, 5305013997018, 013997018
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | DEC 03, 1994 | 01-399-7018 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-399-7018
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| DF188185 FIND 21 | 43689 | HUNTINGTON INGALLS INCORPORATEDDIV NEWPORT NEWS |
| 803-6404450-21 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 6404450-21 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 438-6404475-43 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-399-7018
| 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 | 0.200 INCHES NOMINAL |
| FASTENER LENGTH | 3.520 INCHES NOMINAL |
| SCREW MATERIAL | STEEL COMP 304 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 COND B FED SPEC SINGLE MATERIAL RESPONSE |
| HEAD STYLE | 8 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.250 INCHES NOMINAL |
| HEAD HEIGHT | 0.380 INCHES NOMINAL |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |