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National Stock Number: 5306-00-054-8052
Federal Supply Class: 5306
National Item Identification Number: 000548052
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:
548052 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | FF-B-584F | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | FFB584 | 81348 | FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC | MS35751-105 | 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 | 0.438 INCHES | THREAD QUANTITY PER INCH | 14 | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 1.126 INCHES MINIMUM | FASTENER LENGTH | 3.000 INCHES NOMINAL | MATERIAL | STEEL COMP 301 OR | | STEEL COMP 302 OR | | STEEL COMP 302B OR | | STEEL COMP 303 OR | | STEEL COMP 303SE OR | | STEEL COMP 304 OR | | STEEL COMP 304L OR | | STEEL COMP 305 OR | | STEEL COMP 308 OR | | STEEL COMP 309 OR | | STEEL COMP 309S OR | | STEEL COMP 310 OR | | STEEL COMP 310S OR | | STEEL COMP 314 OR | | STEEL COMP 316 OR | | STEEL COMP 316L OR | | STEEL COMP 317 OR | | STEEL COMP 321 OR | | STEEL COMP 347 OR | | STEEL COMP 348 OR | | STEEL COMP 384 OR | | STEEL COMP 385 OVERALL | SURFACE TREATMENT | CADMIUM OR | | ZINC OVERALL | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC 1ST TREATMENT RESPONSE OR | | QQ-Z-325,TY 2,CL 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL | HARDNESS RATING | 95.0 ROCKWELL B MAXIMUM OVERALL | MINIMUM TENSILE STRENGTH | 55000 POUNDS PER SQUARE INCH | HEAD STYLE | BUTTON | HEAD DIAMETER | 0.907 INCHES MINIMUM AND | | 0.969 INCHES MAXIMUM | HEAD HEIGHT | 0.219 INCHES MINIMUM AND | | 0.239 INCHES MAXIMUM | NECK LENGTH | 0.219 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | NECK WIDTH | 0.431 INCHES MINIMUM AND | | 0.452 INCHES MAXIMUM | SPEC/STD CONTROLLING DATA | | MANUFACTURERS CODE | 96906 | DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS35751-105 |
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