Part Details | HEXAGON HEAD CAP SCREW
5305-01-371-8458 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: 3816UNC2A X 314" TYI GR316, 3/8-16UNC-2A X 3-1/4" TYI GR316, 0.37516UNC2A3.250T1G316SAA, 0.37516UNC2A3.250T1G316SAA, MILS1222, MIL-S-1222, MILDTL1222, MIL-DTL-1222, 0.37516UNC2A3.250T1G316SAA, 0.37516UNC2A3.250T1G316SAA, MS35307371 CRE S 316, MS35307-371 CRE S 316, 5305-01-371-8458, 01-371-8458, 5305013718458, 013718458
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | FEB 25, 1993 | 01-371-8458 | 18257 ( SCREW, CAP, HEXAGON HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
Cross Reference | NSN 5305-01-371-8458
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3/8-16UNC-2A X 3-1/4" TYI GR316 | 80204 | AMERICAN NATIONAL STANDARDSINSTITUTE, INCORPORATED |
| 0.37516UNC2A3.250T1G316SAA | 28548 | FABRICATION SPECIALTY, INC. |
| 0.37516UNC2A3.250T1G316SAA | 17283 | LEVEL ONE FASTENERSDIV LEVEL 1 FASTENERS |
| MIL-S-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| MIL-DTL-1222 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| 0.37516UNC2A3.250T1G316SAA | 5N116 | QUALITY SOCKET SCREW CORPORATION |
| 0.37516UNC2A3.250T1G316SAA | 8T312 | ROBBINS MANUFACTURING COMPANY, INC. |
| MS35307-371 CRE S 316 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
Technical Data | NSN 5305-01-371-8458
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| THREAD LENGTH | 1.312 INCHES MAXIMUM |
| FASTENER LENGTH | 3.190 INCHES MINIMUM AND 3.250 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD DIAMETER | 0.375 INCHES |
| THREAD QUANTITY PER INCH | 16 |
| THREAD CLASS | 2A |
| MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| MINIMUM YIELD STRENGTH | 95000 POUNDS PER SQUARE INCH |
| HEAD HEIGHT | 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM |
| NONDEFINITIVE SPEC/STD DATA | 1 TYPE |