Part Details | HEXAGON HEAD CAP SCREW
5305-01-372-3545 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: 51618UNC2AX118 TY1 GR316, 5/16-18UNC-2AX1-1/8 TY1 GR316, M1222RN5C220SDNN, MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 5305-01-372-3545, 01-372-3545, 5305013723545, 013723545
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAR 07, 1993 | 01-372-3545 | 18257 ( SCREW, CAP, HEXAGON HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5305-01-372-3545
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5/16-18UNC-2AX1-1/8 TY1 GR316 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| M1222RN5C220SDNN | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
Technical Data | NSN 5305-01-372-3545
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| THREAD LENGTH | 1.114 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| FASTENER LENGTH | 1.125 INCHES NOMINAL |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| THREAD QUANTITY PER INCH | 18 |
| THREAD CLASS | 2A |
| HEAD HEIGHT | 0.658 INCHES MINIMUM AND 0.718 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 1.631 INCHES MINIMUM AND 1.688 INCHES MAXIMUM |
