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National Stock Number:
5305-01-239-5066
Federal Supply Class:
5305
National Item Identification Number:
012395066
Description:
SCREW,SHOULDER
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 IN.) (1.5 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 designed to be driven with either a wrench or an inserted driver or both in sizes below No. 10 (0.190 IN.) (5 mm) nominal diameter. No. 10 (0.190 IN.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use SCREW, EXTERNALLY RELIEVED BODY. For items with a No. 10 (0.190 IN.) (5 mm) or larger thread diameter without an inserted driver head, use BOLT, SHOULDER. Excludes BOLT, INTERNAL WRENCHING and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 2014 | 0DHG4 | GULF COAST HOLDINGS INC DBA UNIDYNAMICS | | 2014 | 95310 | UNIDYNAMICS/SAINT LOUIS INC CONROE OPNS | | 2014 | 98523 | JERED LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.750 INCHES NOMINAL | | FASTENER LENGTH | 2.320 INCHES NOMINAL | | MATERIAL | STEEL COMP 4130 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE COND F ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND | | 27.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 100000 POUNDS PER SQUARE INCH | | HEAD STYLE | DEE CHAMFER | | HEAD DIAMETER | 0.625 INCHES NOMINAL | | HEAD HEIGHT | 0.240 INCHES NOMINAL | | DISTANCE FROM CENTERLINE TO FLAT | 0.225 INCHES MINIMUM AND | | 0.245 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.4430 INCHES MINIMUM AND | | 0.4435 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.062 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | OPPOSITE FLANGE ON HEAD AND CUT EDGE 15 DEG ANGLE; CUT HEAD 45 DEG ANGLE |
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