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National Stock Number: 5306-00-911-5005
Federal Supply Class: 5306
National Item Identification Number: 009115005
Description: BOLT,SQUARE NECK
Detail: A headed externally threaded fastener whose threaded portion is of one nominal diameter, with a square neck directly beneath the head.
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Manufacturer Information:
5305PL0835736 | 9009H | INSPEKTORAT WSPARCIA SIL ZBROJNYCH | FFB584 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | MS35751-42 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | MS35751-42 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
THREAD SERIES DESIGNATOR | UNC | NOMINAL THREAD DIAMETER | 0.312 INCHES | THREAD QUANTITY PER INCH | 18 | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.875 INCHES MAXIMUM | FASTENER LENGTH | 1.250 INCHES NOMINAL | MATERIAL | STEEL OVERALL | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE 2 CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OR | | MIL-C-81562,TYPE 2 CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | HEAD STYLE | BUTTON | HEAD DIAMETER | 0.688 INCHES MINIMUM AND | | 0.719 INCHES MAXIMUM | HEAD HEIGHT | 0.156 INCHES MINIMUM AND | | 0.176 INCHES MAXIMUM | NECK LENGTH | 0.156 INCHES MINIMUM AND | | 0.187 INCHES MAXIMUM | NECK WIDTH | 0.307 INCHES MINIMUM AND | | 0.324 INCHES MAXIMUM | NONDEFINITIVE SPEC/STD DATA | 1 TYPE AND | | 1A CLASS AND | | A STYLE | CRITICALITY CODE JUSTIFICATION | SFTT | SPEC/STD CONTROLLING DATA | | MANUFACTURERS CODE | 81348 | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | FFB584 |
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