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National Stock Number:
5305-00-841-0738
Federal Supply Class:
5305
National Item Identification Number:
008410738
Description:
SETSCREW
Detail:
An externally threaded device whose threaded portion is of one nominal diameter with or without a head and having a cup, cone, or other type of machined point designed to prevent or restrict relative movement of parts and designed to be driven with either a wrench or inserted driver. A locking feature may be incorporated in the design of the head or threads.
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Manufacturer Information:
| SS5242-2 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.270 INCHES MINIMUM AND | | 0.290 INCHES MAXIMUM | | FASTENER LENGTH | 0.427 INCHES MINIMUM AND | | 0.447 INCHES MAXIMUM | | MATERIAL | PLASTIC LOCKING FEATURE | | STEEL COMP 440A OR | | STEEL COMP 303MA FASTENER | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | HARDNESS RATING | 43.0 ROCKWELL C MINIMUM AND | | 48.0 ROCKWELL C MAXIMUM FASTENER | | HEAD STYLE | HEADLESS (SETSCREW) | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.094 INCHES MINIMUM AND | | 0.095 INCHES MAXIMUM | | LOCKING FEATURE | STRIP THREADS | | POINT STYLE | CHAMFER DOG | | POINT LENGTH | 0.137 INCHES MINIMUM AND | | 0.177 INCHES MAXIMUM | | POINT DIAMETER | 0.120 INCHES MINIMUM AND | | 0.130 INCHES MAXIMUM | | POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
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