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National Stock Number:
5305-01-477-9708
Federal Supply Class:
5305
National Item Identification Number:
014779708
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:
| 03A509 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A509-3-8C | 06725 | SPS TECHNOLOGIES, LLC | | 03A509-3-8C | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 03A509-3-8C | 0PTK6 | SPS TECHNOLOGIES INC | | 03A509-3-8C | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | 03A509-3-8C | 27624 | SPS TECHNOLOGIES LLC | | 03A509-3-8C | 56878 | SPS TECHNOLOGIES, LLC | | CB9240-3-8C | 66530 | CLICK BOND INC | | 03A509-3-8C | 80539 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM | | FASTENER LENGTH | 0.845 INCHES MAXIMUM | | HEAD DIAMETER | 0.328 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | TORX | | MATERIAL DOCUMENT AND CLASSIFICATION | 6AL-4VTITANIUMALLOYPERAMS4928 ASSN STD 1ST MATERIAL RESPONSE OR AMS4967 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | TITANIUM ALLOY UNS R56400 OVERALL | | MINIMUM TENSILE STRENGTH | 3180 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SHOULDER DIAMETER | 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM ALL SHOULDERS | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.345 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNJF | | THREAD QUANTITY PER INCH | 32 |
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