Part Details | THUMBSCREW
5305-01-321-9857 An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
Alternate Parts: 6193SS2520, 6193-SS-2520, 6193SS2520, 6193-SS-2520, 438640441876, 438-6404418-76, 5305-01-321-9857, 01-321-9857, 5305013219857, 013219857
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 27, 1990 | 01-321-9857 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
CONE
Cross Reference | NSN 5305-01-321-9857
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 6193-SS-2520 | 1YGB8 | CAREY MANUFACTURING COMPANY, INC.DBA AMATOM ELECTRONIC HARDWARE |
| 6193-SS-2520 | 06540 | NEW HAVEN MFG CORPAMATOM ELECTRONIC HARDWARE DIV |
| 438-6404418-76 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
Technical Data | NSN 5305-01-321-9857
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| FASTENER LENGTH | 1.000 INCHES NOMINAL |
| HEAD STYLE | 7 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 0.625 INCHES NOMINAL |
| POINT STYLE | CONE |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |