NSN 5305-00-258-8953
Part Details | SHOULDER SCREW
5305-00-258-8953 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: 3009720, 5305-00-258-8953, 00-258-8953, 5305002588953, 002588953
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 27, 1973 | 00-258-8953 | 22846 ( SCREW, SHOULDER ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
DOUBLE HEXAGON FLATS
Cross Reference | NSN 5305-00-258-8953
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3009720 | 10001 | NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT |
Technical Data | NSN 5305-00-258-8953
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.167 INCHES MINIMUM |
| FASTENER LENGTH | 1.250 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH |
| SINGLE SHEAR STRENGTH | 3700 POUNDS PER SQUARE INCH |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.543 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD HEIGHT | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |
| HOLE CONFIGURATION STYLE | 2 DOUBLE HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 4 |
| HOLE DIAMETER | 0.062 INCHES NOMINAL |