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National Stock Number:
5305-01-021-1015
Federal Supply Class:
5305
National Item Identification Number:
010211015
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:
| 12705L-8C-80 | 56878 | SPS TECHNOLOGIES, LLC | | 12705L-8C-80 | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| FASTENER LENGTH | 5.602 INCHES MINIMUM AND 5.628 INCHES MAXIMUM | | HEAD DIAMETER | 0.729 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | HEAD HEIGHT | 0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 1 | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SPECIAL FEATURES | STRIP TYPE LOCKING ELEMENT ON THREADS | | WIDTH ACROSS FLATS | 0.250 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.512 INCHES MINIMUM AND 0.532 INCHES MAXIMUM |
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