5310-00-685-3288 WASHER,SPRING TENSION Index 5310-00-685-3291 NUT,PLAIN,ROUND

National Stock Number:
5310-00-685-3290

Federal Supply Class:
5310

National Item Identification Number:
006853290

Description:
NUT,PLAIN,ROUND

Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protrusions, slots or splines in or on the periphery or in the face opposite the bearing surface. For items having a thickness (or height) exceeding two times the outside diameter, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. See also NUT (1), PLAIN, KNURLED. (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:
14994P0UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
14994P93232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
322388780064NAVAL SHIP SYSTEMS COMMAND
4084954402RPS-FL, INC.
SK1442490UBG9CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
SK14424993232CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION


Techincal Specification:
DRIVE POINT DIAMETER0.281 INCHES NOMINAL
DRIVE POINT QUANTITY2
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-890 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE1.250 INCHES
NUT DIAMETER3.000 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS0.500 INCHES NOMINAL
SPECIAL FEATURESSURFACE FLAT HOLES DRILLED ON 2.500 IN DIA BOLT CIRCLE; SURFACE FLAT HOLES,TWO 0.281 IN. DIA 180 DEG APART,ONE 0.250-20 NC TAPPED AND EVENLY SPACED BETWEEN 0.281 IN. HOLES; DRILL AND TAP ON THE PERIPHERY SURFACE 180 DEG FROM 0.250 IN HOLE,ONE 0.312-18 NC HOLE FLAT BOTTOM 0.469 IN. TO POINT
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH12


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