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National Stock Number:
5305-01-379-5556
Federal Supply Class:
5305
National Item Identification Number:
013795556
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 20097E-4C-16P3B | 56878 | SPS TECHNOLOGIES, LLC | | VE112-5006-0002 | 51215 | BOEING COMPANY, THE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.960 INCHES NOMINAL | | FASTENER LENGTH | 0.970 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | MATERIAL | STEEL UNS K03104 OVERALL | | PLASTIC POLYHEXAMETHYLENE ADIPAMIDE LOCKING FEATURE | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY2CL2 FED SPEC 1ST TREATMENT RESPONSE OVERALL | | COLOR | OLIVE DRAB OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM THREADS | | MINIMUM TENSILE STRENGTH | 190000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT FILLISTER | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL | | LOCKING FEATURE | PATCH OR | | PELLET LOCKING FEATURE |
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