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National Stock Number:
5305-01-308-8198
Federal Supply Class:
5305
National Item Identification Number:
013088198
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:
| 128WM10146-5 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 128WM10146-5 | 79RG9 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| COUNTERSINK ANGLE | 90.0 DEGREES MINIMUM AND 100.0 DEGREES MAXIMUM | | FASTENER LENGTH | 1.760 INCHES NOMINAL | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | SHOULDER SHAPE | ROUND ALL SHOULDERS | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNJF | | WIDTH ACROSS FLATS | 0.190 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
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