Part Details | HEXAGON HEAD CAP SCREW
5305-01-344-8899 An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. Excludes BOLT,MACHINE; BOLT,EXTERNALLY RELIEVED BODY; BOLT,INTERNAL WRENCHING; and SCREW,CAP,SOCKET HEAD.
Alternate Parts: 110961, 1606140, 1606140, WC0210PB, 5305-01-344-8899, 01-344-8899, 5305013448899, 013448899
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 08, 1991 | 01-344-8899 | 18257 ( SCREW, CAP, HEXAGON HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5305-01-344-8899
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 110961 | 0Y3H3 | FASTENAL COMPANY |
| 1606140 | 45152 | OSHKOSH CORPORATION |
| 1606140 | 75Q65 | OSHKOSH DEFENSE, LLC |
| WC0210PB | 52167 | R B AND W CORP |
Technical Data | NSN 5305-01-344-8899
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| THREAD LENGTH | 0.650 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| FASTENER LENGTH | 0.750 INCHES NOMINAL |
| HEAD STYLE | 17 HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| HEAD HEIGHT | 0.280 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| EXTENDED WASHER DIAMETER | 0.560 INCHES MAXIMUM |
| END ITEM IDENTIFICATION | NSN 2320-01-318-9902 HET (HEAVY EQUIPMENT TRANSPORTER); HEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS); NSN 2320-01-304-2278 PLS (PALLETIZED LOADING SYSTEM); MRAP - M-ATV UI; MRAP - M-ATV SOCOM |
| SPECIAL FEATURES | NHA NSN 2510-01-354-5446 CAB ASSEMBLY; WEAPON SYSTEM ESSENTIAL |
| CRITICALITY CODE JUSTIFICATION | FEAT |
| PROPRIETARY CHARACTERISTICS | NPAC |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SCR, FLG, HEX .25-20X.75 G5 ZY |