Part Details | MACHINE SCREW
5305-01-391-2171 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: SC5064314, SC5064-3-14, 3D0068314, 3D0068-3-14, 5305-01-391-2171, 01-391-2171, 5305013912171, 013912171
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 08, 1994 | 01-391-2171 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-391-2171
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SC5064-3-14 | 06950 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 3D0068-3-14 | 88277 | BOEING COMPANY, THEDBA BOEING |
Technical Data | NSN 5305-01-391-2171
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.818 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| FASTENER LENGTH | 0.850 INCHES MINIMUM AND 0.880 INCHES MAXIMUM |
| SCREW MATERIAL | TITANIUM ALLOY UNS R56400 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AAMS4928$AAMS4967 ALL MATERIAL RESPONSES |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.338 INCHES MINIMUM AND 0.381 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |