Part Details | MACHINE SCREW
5305-01-308-0205 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: AFS0050166000, AFS0050-166-000, 5305-01-308-0205, 01-308-0205, 5305013080205, 013080205
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 21, 1989 | 01-308-0205 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-308-0205
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| AFS0050-166-000 | 54696 | METRONICS INC SUB OF JOHNSON CARLYLEMACHINE CO |
Technical Data | NSN 5305-01-308-0205
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.142 INCHES MINIMUM AND 0.157 INCHES MAXIMUM |
| FASTENER LENGTH | 2.269 INCHES MINIMUM AND 2.276 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL COMP 431 |
| HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 28.0 ROCKWELL C MAXIMUM |
| HEAD STYLE | 8 DISHED HEXAGON |
| HEAD DIAMETER | 0.475 INCHES MINIMUM AND 0.480 INCHES MAXIMUM |
| HEAD HEIGHT | 0.161 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| SHANK SURFACE FINISH | 32.0 MICROINCHES |