1660-01-344-2487 INSULATION PIPE COVERING,THERMAL Index 5310-01-344-2489 NUT,SELF-LOCKING,SPLINE

National Stock Number:
5310-01-344-2488

Federal Supply Class:
5310

National Item Identification Number:
013442488

Description:
NUT,PLAIN,KNURLED

Detail:
A NUT, ROUND IN SHAPE, HAVING ALL OR PART OF ITS OUTER SURFACE KNURLED. IT MAY HAVE PROVISIONS FOR EXTERNAL WRENCHING. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE OUTSIDE DIAMETER, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. SEE ALSO NUT (1), PLAIN, ROUND. (WHEN HEIGHT OR THICKNESS, AND/OR OUTSIDE DIAMETER IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE).


Manufacturer Information:
74D242001-204576301THE BOEING COMPANY
74D242001-204576823NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 464 OVERALL
NOMINAL THREAD SIZE1.125 INCHES
NUT DIAMETER3.000 INCHES NOMINAL
NUT STYLEKNURLED
NUT THICKNESS0.625 INCHES NOMINAL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESM
THREAD QUANTITY PER INCH5


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