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National Stock Number:
5305-01-197-6496
Federal Supply Class:
5305
National Item Identification Number:
011976496
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:
| 967C992-1 | 83843 | SUNDSTRAND CORP ELECTRIC POWER SYSTEMS DIV | | 967C992-1 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 3.983 INCHES NOMINAL | | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.110 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 1040 OR STEEL COMP 1045 OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SHOULDER DIAMETER | 0.313 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.815 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | TAP HOLE IN HEAD 0.190 IN. NOM DIA,32 THREADS PER INCH,CLASS 3B,0.620 IN. MAX LENGTH | | WIDTH BETWEEN FLATS | 0.375 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD LENGTH | 0.360 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
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