5330-00-275-3497 GASKET Index 5331-00-275-3499 O-RING

National Stock Number:
5310-00-275-3498

Federal Supply Class:
5310

National Item Identification Number:
002753498

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:
BS1021PC1163857CIRCOR NAVAL SOLUTIONS LLC
BS1254PC1163857CIRCOR NAVAL SOLUTIONS LLC
BS1400PC663857CIRCOR NAVAL SOLUTIONS LLC
BS1401PC663857CIRCOR NAVAL SOLUTIONS LLC
BS991PC1163857CIRCOR NAVAL SOLUTIONS LLC
F1863857CIRCOR NAVAL SOLUTIONS LLC


Techincal Specification:
BEARING SURFACE TYPEFLAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-639 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485 OVERALL
NOMINAL THREAD SIZE0.625 INCHES
NUT HEIGHT0.250 INCHES NOMINAL
NUT STYLEHEXAGON
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIESUNF
WIDTH ACROSS FLATS1.062 INCHES NOMINAL


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