5310-01-244-7567, NUT,PLAIN,HEXAGON

National Stock Number:
5310-01-244-7567

Federal Supply Class:
5310

National Item Identification Number:
012447567

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:

213-4362626ITEM94	80064	NAVAL SHIP SYSTEMS COMMAND
213-4363229MT-F677	80064	NAVAL SHIP SYSTEMS COMMAND
3/8-11UNC-2B	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MIL-S-1222G TY1	03950	NAVAL INVENTORY CONTROL POINT MECHANICSBURG
MT-F677/213-4363229	80064	NAVAL SHIP SYSTEMS COMMAND
214-4364090ITEM35	80064	NAVAL SHIP SYSTEMS COMMAND

Techincal Specification:

BEARING SURFACE TYPE	FLAT OR WASHER FACED
CRITICALITY CODE JUSTIFICATION	ZZZY
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NOMINAL THREAD SIZE	0.375 INCHES
NUT HEIGHT	0.320 INCHES MINIMUM AND 0.337 INCHES MAXIMUM
NUT STYLE	HEXAGON
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS.
WIDTH ACROSS FLATS	0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM A 153 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	ZINC OVERALL
THREAD CLASS	2B
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	16
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)

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