Part Details | SOCKET HEAD CAP SCREW
5305-01-144-5588 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: QQN281, QQ-N-281, FFS86, FF-S-86, 4491153L36, 4491153-L-36, 4491153 PC 36, SS5224491153PC36, SS-522-4491153PC36, 5305-01-144-5588, 01-144-5588, 5305011445588, 011445588
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | DEC 23, 1982 | 01-144-5588 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-144-5588
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| QQ-N-281 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| FF-S-86 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| 4491153-L-36 | 25685 | NAVAL SHIP ENGINEERING CENTERPHILADELPHIA DIVISION |
| 4491153 PC 36 | 25685 | NAVAL SHIP ENGINEERING CENTERPHILADELPHIA DIVISION |
| SS-522-4491153PC36 | 25685 | NAVAL SHIP ENGINEERING CENTERPHILADELPHIA DIVISION |
Technical Data | NSN 5305-01-144-5588
| 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 | 0.400 INCHES NOMINAL |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH |
| 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 | 0.188 INCHES NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | 6 TYPE |