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National Stock Number:
5306-00-854-0694
Federal Supply Class:
5306
National Item Identification Number:
008540694
Description:
BOLT,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.
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Manufacturer Information:
| 570235 | 77445 | RTX CORPORATION | | 570235 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 570235 | 93907 | TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.322 INCHES MINIMUM AND | | 0.372 INCHES MAXIMUM | | FASTENER LENGTH | 1.710 INCHES MINIMUM AND | | 1.730 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5616 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND | | 40.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.240 INCHES MINIMUM AND | | 0.260 INCHES MAXIMUM | | HEAD LENGTH | 0.745 INCHES MINIMUM AND | | 0.755 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.550 INCHES MINIMUM AND | | 0.560 INCHES MAXIMUM | | CHAMFER ANGLE | 43.0 DEGREES MINIMUM AND | | 47.0 DEGREES MAXIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.400 INCHES MINIMUM AND | | 0.401 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.306 INCHES MINIMUM AND | | 1.316 INCHES MAXIMUM FIRST SHOULDER | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.600 INCHES MINIMUM AND | | 1.620 INCHES MAXIMUM FIRST HOLE | | SHANK UNTHREADED HOLE DIAMETER | 0.065 INCHES MINIMUM AND | | 0.072 INCHES MAXIMUM FIRST HOLE |
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