Part Details | TAPPING SCREW
5305-01-242-6987 A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
Alternate Parts: FFS107, FF-S-107, MS51869C23, MS51869-C23, 5305-01-242-6987, 01-242-6987, 5305012426987, 012426987
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 16, 1986 | 01-242-6987 | 41756 ( SCREW, TAPPING ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON EXTENDED WASHER
CROSS RECESS TYPE II
Cross Reference | NSN 5305-01-242-6987
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FF-S-107 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| MS51869-C23 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5305-01-242-6987
| Characteristic | Specifications |
|---|---|
| NONMACHINE THREAD STYLE | 20$22$24 |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.250 INCHES |
| FASTENER LENGTH | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON EXTENDED WASHER |
| HEAD HEIGHT | 0.202 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.480 INCHES MINIMUM AND 0.520 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 1 CROSS RECESS TYPE II |
| NONDEFINITIVE SPEC/STD DATA | YSF$YSW$YTT |