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National Stock Number:
5305-00-826-6657
Federal Supply Class:
5305
National Item Identification Number:
008266657
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:
| 5A39010 | 11599 | TRIUMPH ENGINE CONTROL SYSTEMS LLC |
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Techincal Specification:
| FASTENER LENGTH | 0.820 INCHES MINIMUM AND 0.840 INCHES MAXIMUM | | HEAD DIAMETER | 0.312 INCHES NOMINAL | | HEAD HEIGHT | 0.120 INCHES MINIMUM AND 0.150 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | HOLE CONFIGURATION STYLE | ROUND | | HOLE DIAMETER | 0.078 INCHES NOMINAL | | HOLE QUANTITY | 1 | | HOLE TYPE | DRILLED | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 630 OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SHOULDER DIAMETER | 0.120 INCHES NOMINAL FIRST SHOULDER | | SHOULDER DIAMETER | 0.190 INCHES MINIMUM AND 0.200 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER LENGTH | 0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SHOULDER LENGTH | 0.525 INCHES MINIMUM AND 0.555 INCHES MAXIMUM FIRST SHOULDER | | WIDTH ACROSS FLATS | 0.078 INCHES MINIMUM AND 0.079 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.155 INCHES MINIMUM AND 0.235 INCHES MAXIMUM | | THREAD CLASS | 2A | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 40 |
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