Part Details | SOCKET HEAD CAP SCREW
5305-01-046-2021 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
Alternate Parts: 222771008, 222771-008, LB520107, LB52-0107, 5305-01-046-2021, 01-046-2021, 5305010462021, 010462021
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | AUG 14, 1977 | 01-046-2021 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-046-2021
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 222771-008 | 81413 | BAE SYSTEMS INFORMATION ANDELECTRONIC SYSTEMS INTEGRATION I |
| LB52-0107 | 03038 | LONG-LOK FASTENERS CORPORATION |
Technical Data | NSN 5305-01-046-2021
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.424 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| FASTENER LENGTH | 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.1875 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |