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National Stock Number:
5305-01-516-0822
Federal Supply Class:
5305
National Item Identification Number:
015160822
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:
| 717801912 | 04939 | LOCKHEED MARTIN CORPORATION | | 717801912-001 | 04939 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.366 INCHES NOMINAL | | HEAD DIAMETER | 0.260 INCHES MINIMUM AND 0.280 INCHES MAXIMUM | | HEAD HEIGHT | 0.085 INCHES MINIMUM AND 0.105 INCHES MAXIMUM | | HEAD STYLE | FLAT FILLISTER | | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) | | MATERIAL | IRON ALLOY 660 OVERALL | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHOULDER SCREW | | SHOULDER DIAMETER | 0.123 INCHES MINIMUM AND 0.127 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 0.174 INCHES MINIMUM AND 0.179 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND OVERALL | | SPECIAL FEATURES | THIS IS AN ALTERED ITEM, FROM NAS1101E08-7 | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.152 INCHES MINIMUM AND 0.162 INCHES MAXIMUM | | THREAD CLASS | 3A | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 40 |
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