Part Details | SOCKET HEAD CAP SCREW
5305-01-353-2021 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: ANSI B18.3, MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 5936405224 PIECE 96, 593-6405224 PIECE 96, 5856404851 ITEM 57, 585-6404851 ITEM 57, 211037357, 5305-01-353-2021, 01-353-2021, 5305013532021, 013532021
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 06, 1992 | 01-353-2021 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-353-2021
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| ANSI B18.3 | 80204 | AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 593-6405224 PIECE 96 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 585-6404851 ITEM 57 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 211037357 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-353-2021
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNRC |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.125 INCHES NOMINAL |
| FASTENER LENGTH | 1.250 INCHES NOMINAL |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.550 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| HEAD HEIGHT | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.312 INCHES NOMINAL |