Part Details | SOCKET HEAD CAP SCREW
5305-01-021-9898 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: 60166662A, 60-16-6662A, 49M6833PC26, 49M68-33PC26, 1206603509FNDPWYA74, 120-6603509FNDPWY-A74, 4594439PC26, 5305-01-021-9898, 01-021-9898, 5305010219898, 010219898
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 24, 1976 | 01-021-9898 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-01-021-9898
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 60-16-6662A | 96169 | ELECTRIC BOAT CORPORATION |
| 49M68-33PC26 | 96169 | ELECTRIC BOAT CORPORATION |
| 120-6603509FNDPWY-A74 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 4594439PC26 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 5305-01-021-9898
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.500 INCHES NOMINAL |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| HEAD STYLE | 0 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |