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National Stock Number: 5305-01-370-7728
Federal Supply Class: 5305
National Item Identification Number: 013707728
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:
151603 | 65456 | WOODS T B INC | FF-S-86 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | FF-S-86E .190-32UNRF-3AX.750LG | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | H520 | 65456 | WOODS T B INC |
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Techincal Specification:
COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 84.0 DEGREES MAXIMUM | FASTENER LENGTH | 0.750 INCHES NOMINAL | HARDNESS RATING | 74.0 ROCKWELL B NOMINAL OVERALL | HEAD DIAMETER | 0.311 INCHES MINIMUM AND 0.359 INCHES MAXIMUM | HEAD STYLE | FLAT COUNTERSUNK | INTERNAL DRIVE STYLE | HEXAGON | LOCKING FEATURE | PELLET THREADS | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | MATERIAL | PLASTIC POLYAMIDE LOCKING FEATURE | MATERIAL | STEEL COMP 304 FASTENER | NOMINAL THREAD DIAMETER | 0.190 INCHES | WIDTH ACROSS FLATS | 0.130 INCHES NOMINAL | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | SURFACE TREATMENT | PASSIVATE OVERALL | THREAD CLASS | 3A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.620 INCHES NOMINAL | THREAD SERIES DESIGNATOR | UNRF | THREAD QUANTITY PER INCH | 32 |
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