5998-01-277-1223 CIRCUIT CARD ASSEMBLY Index 5120-01-277-1225 WRENCH,SPANNER

National Stock Number:
5310-01-277-1224

Federal Supply Class:
5310

National Item Identification Number:
012771224

Description:
NUT,PLAIN,HEXAGON

Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
NAS183180205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
NAS1831-6E1080205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE


Techincal Specification:
CROSS-SECTIONAL LENGTH0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
CROSS-SECTIONAL SHAPEHEXAGON
NOMINAL THREAD SIZE0.190 INCHES RIGHT INTERNAL
SPECIAL FEATURESMATERIAL: STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL;SURFACE TREATMENT: CADMIUM OVERALL;MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 3RD MATERIAL RESPONSE OVERALL;BEARING SURFACE TYPE: FLAT
WIDTH ACROSS FLATS0.371 INCHES MINIMUM AND 0.379 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND RIGHT INTERNAL
THREAD CLASS3B RIGHT INTERNAL
THREAD SERIES DESIGNATORUNF LEFT INTERNAL (INCLUDES THRU THREAD)
THREAD QUANTITY PER INCH32 RIGHT INTERNAL


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