Part Details | SOCKET HEAD CAP SCREW
5305-01-321-6669 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: 3816UNC3AX78 LG, 3/8-16UNC-3AX7/8 LG, FFS86, FF-S-86, 8104385050 ITEM 36, 810-4385050 ITEM 36, 4563547 ITEM NO, 3816UNC3AX7 8LG FFS86TY V, 3/8-16UNC-3AX7/ 8LG FF-S-86TY V, 5305-01-321-6669, 01-321-6669, 5305013216669, 013216669
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 21, 1990 | 01-321-6669 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-321-6669
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3/8-16UNC-3AX7/8 LG | 78509 | CARDINAL FASTENER & SPECIALTY CO |
| FF-S-86 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| 810-4385050 ITEM 36 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 4563547 ITEM NO | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| 3/8-16UNC-3AX7/ 8LG FF-S-86TY V | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
Technical Data | NSN 5305-01-321-6669
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.750 INCHES NOMINAL |
| FASTENER LENGTH | 0.875 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 |
| NONDEFINITIVE SPEC/STD DATA | 6 TYPE |