Part Details | MACHINE SCREW
5305-01-066-6726 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: 27858, 27858, 27858, 5305-01-066-6726, 01-066-6726, 5305010666726, 010666726
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 16, 1978 | 01-066-6726 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-01-066-6726
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 27858 | 16004 | DAVEY COMPRESSOR CODIV OF KECO INDUSTRIES INC |
| 27858 | 5RQL2 | DRS ENVIRONMENTAL SYSTEMS, INC.DBA D R S |
| 27858 | 92878 | HDT EXPEDITIONARY SYSTEMS, INC. |
Technical Data | NSN 5305-01-066-6726
| 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 | 0.244 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| FASTENER LENGTH | 0.344 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD STYLE | 4 CROWNED HEXAGON |
| HEAD DIAMETER | 0.493 INCHES MAXIMUM |
| HEAD HEIGHT | 0.148 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 0 CROSS RECESS TYPE 1 |
| SPECIAL FEATURES | FURNISHED WITH ONE BUNA N COMPOUND O-RING UNDERSIDE OF HEAD |