NSN 5305-00-256-6717
Part Details | SHOULDER SCREW
5305-00-256-6717 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
Alternate Parts: 2637505PC3, 5305-00-256-6717, 00-256-6717, 5305002566717, 002566717
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 17, 1971 | 00-256-6717 | 22846 ( SCREW, SHOULDER ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
CROSS RECESS TYPE 1
Cross Reference | NSN 5305-00-256-6717
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 2637505PC3 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 5305-00-256-6717
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.272 INCHES MINIMUM AND 0.292 INCHES MAXIMUM |
| FASTENER LENGTH | 0.862 INCHES MINIMUM AND 0.927 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 190000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 170000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 4 CROWNED HEXAGON |
| HEAD DIAMETER | 0.340 INCHES MINIMUM AND 0.410 INCHES MAXIMUM |
| HEAD HEIGHT | 0.069 INCHES MINIMUM AND 0.089 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 4 CROSS RECESS TYPE 1 |