Part Details | SOCKET HEAD CAP SCREW
5305-01-372-3539 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: 1420UNC3AX58IN TY2GR316, 1/4-20UNC-3AX5/8IN TY2GR316, MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 9762625, 2035005087 PC 41, 203-5005087 PC 41, 5305-01-372-3539, 01-372-3539, 5305013723539, 013723539
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 07, 1993 | 01-372-3539 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-372-3539
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1/4-20UNC-3AX5/8IN TY2GR316 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 9762625 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 203-5005087 PC 41 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-372-3539
| 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 | 0.050 INCHES NOMINAL |
| FASTENER LENGTH | 0.625 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 9 CROWNED HEXAGON |
| HEAD DIAMETER | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| HEAD HEIGHT | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 316 GRADE |