Part Details | SOCKET HEAD CAP SCREW
5305-01-426-8881 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: FFS86 TY IV, FF-S-86 TY IV, FFS86 TIV, FF-S-86 TIV, 211069794, DA65016684, DA6501-66-84, 6404846 FIND 84, 5305-01-426-8881, 01-426-8881, 5305014268881, 014268881
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 20, 1996 | 01-426-8881 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-01-426-8881
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FF-S-86 TY IV | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| FF-S-86 TIV | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 211069794 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| DA6501-66-84 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 6404846 FIND 84 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-426-8881
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNRC |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| 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 | 0.600 INCHES MINIMUM AND 0.656 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL |