5310-01-154-7753 WASHER,FLAT Index 3040-01-154-7755 INACTIVE

National Stock Number:
5310-01-154-7754

Federal Supply Class:
5310

National Item Identification Number:
011547754

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:
1228434319207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
DRIVE POINT DEPTH0.088 INCHES MINIMUM AND 0.093 INCHES MAXIMUM
DRIVE POINT QUANTITY4
DRIVE POINT WIDTH0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT DIAMETER2.277 INCHES MINIMUM AND 2.287 INCHES MAXIMUM
NUT STYLEROUND
NUT THICKNESS0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD PITCH DIAMETERS+1.7309 TO 1.7375 INCHES
THREAD SERIESUNS
THREAD QUANTITY PER INCH18


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