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National Stock Number:
5306-00-274-5563
Federal Supply Class:
5306
National Item Identification Number:
002745563
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:
| 11198 | 59747 | REXNORD INDUSTRIES, LLC | | 11198A | 59747 | REXNORD INDUSTRIES, LLC | | N37051-1-72G | 10855 | CARRIER CORP | | N37051-1-72G | 59747 | REXNORD INDUSTRIES, LLC | | 20762PC10729 | 59747 | REXNORD INDUSTRIES, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.531 INCHES MINIMUM | | FASTENER LENGTH | 2.875 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OVERALL | | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND | | 34.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM YIELD STRENGTH | 105000 POUNDS PER SQUARE INCH | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.219 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.264 INCHES MINIMUM AND | | 0.265 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 2.344 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | UNDERCUT BETWEEN HEAD AND SHOULDER 0.010 IN. DEEP BY 0.047 IN. LG,THD END CHAMFERED 0.031 IN. BY 45 DEG |
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