Part Details | MACHINE SCREW
5305-01-057-8120 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: NAS53003, NAS5300-3, 5305-01-057-8120, 01-057-8120, 5305010578120, 010578120
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 20, 1978 | 01-057-8120 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
Cross Reference | NSN 5305-01-057-8120
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS5300-3 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 5305-01-057-8120
| Characteristic | Specifications |
|---|---|
| THREAD CLASS | 3A |
| THREAD LENGTH | 0.108 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| FASTENER LENGTH | 0.158 INCHES MINIMUM AND 0.188 INCHES MAXIMUM |
| HEAD STYLE | 8 DISHED HEXAGON |
| HEAD DIAMETER | 0.178 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| HEAD HEIGHT | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM |
| SPECIAL FEATURES | TRI-WING RECESS DRIVE |