Part Details | SOCKET HEAD CAP SCREW
5305-01-332-2167 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: 14 20UNC 3A X 1 IN LG, 1/4 20UNC 3A X 1 IN LG, 1420UNC3A 1 LG, 1/4-20UNC-3A 1 LG, FFS86 TYPE IV, FF-S-86 TYPE IV, FFS86, FF-S-86, 5305-01-332-2167, 01-332-2167, 5305013322167, 013322167
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 07, 1991 | 01-332-2167 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-01-332-2167
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1/4 20UNC 3A X 1 IN LG | 80204 | AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED |
| 1/4-20UNC-3A 1 LG | 05047 | AMERICAN SOCIETY OF MECHANICALENGINEERS, THE |
| FF-S-86 TYPE IV | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| FF-S-86 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
Technical Data | NSN 5305-01-332-2167
| 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 | 0.739 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| FASTENER LENGTH | 1.000 INCHES NOMINAL |
| MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 40000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 0 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.480 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |
| NONDEFINITIVE SPEC/STD DATA | 4 TYPE |