|
|
|
National Stock Number:
5305-01-387-2217
Federal Supply Class:
5305
National Item Identification Number:
013872217
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
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. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
|
Manufacturer Information:
| 181430 | 39VG9 | PROGRESS RAIL LOCOMOTIVE INC. | | 181430 | 72915 | GENERAL MOTORS CORP ELECTRO-MOTIVE DIV |
|
Techincal Specification:
| FASTENER LENGTH | 1.375 INCHES NOMINAL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM THREADS | | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | G-280-M, GRADE 5, CAGE 72915 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 92000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.250 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH BETWEEN FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
|
|