Part Details | MACHINE SCREW
5305-01-068-2306 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: 952550, 952550, D16152, D16152, 952550, 952550, 952550, 952550, 5305-01-068-2306, 01-068-2306, 5305010682306, 010682306
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | NOV 18, 1978 | 01-068-2306 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
UNDERCUT HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-068-2306
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 952550 | 06950 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 952550 | 16152 | DIGITEC CORP |
| D16152 | 17446 | HUCK INTERNATIONAL, INC.DBA ARCONIC FASTENING SYSTEMS AND |
| D16152 | 97928 | HUCK INTL INC |
| 952550 | 54X10 | RAYTHEON COMPANYDBA RAYTHEON |
| 952550 | 49956 | RAYTHEON COMPANYDBA RAYTHEON |
| 952550 | 3B150 | RAYTHEON COMPANYDBA RAYTHEON |
| 952550 | 26304 | TORKON FASTENER CORP |
Technical Data | NSN 5305-01-068-2306
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 2.310 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| FASTENER LENGTH | 2.410 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
| SCREW MATERIAL | 3$5$DST0410$DST0414$DST0416$DST0420 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES |
| SCREW SURFACE TREATMENT | PASSIVATE AND ZINC |
| SCREW SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TY 2 OR TY 3 FED SPEC 1ST TREATMENT RESPONSE AND QQ-Z-325,TY 2 CL 3 FED SPEC 2ND TREATMENT RESPONSE |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 3 UNDERCUT HEXAGON |
| HEAD DIAMETER | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| HEAD HEIGHT | 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |