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National Stock Number:
5305-01-416-5225
Federal Supply Class:
5305
National Item Identification Number:
014165225
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 101649-011 | 54933 | NORTH WIND TEST LLC | | 20097-20F-80 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNRF | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 3.125 INCHES MINIMUM | | FASTENER LENGTH | 5.000 INCHES NOMINAL | | MATERIAL | STEEL UNS K03104 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 43.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 150000 POUNDS PER SQUARE INCH | | HEAD STYLE | KNURLED NO. 5 | | HEAD DIAMETER | 1.852 INCHES MINIMUM AND | | 1.875 INCHES MAXIMUM | | HEAD HEIGHT | 1.236 INCHES MINIMUM AND | | 1.250 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.875 INCHES NOMINAL |
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