4540-01-135-7551 HEATING ELEMENT,ELECTRICAL,NONIM Index 5310-01-135-7554 WASHER,FLAT

National Stock Number:
5310-01-135-7553

Federal Supply Class:
5310

National Item Identification Number:
011357553

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:
820024019200US ARMY ARDEC RDECOM


Techincal Specification:
DRIVE POINT DEPTH0.250 INCHES NOMINAL
DRIVE POINT QUANTITY12
DRIVE POINT WIDTH0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-354 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY OVERALL
NOMINAL THREAD SIZE1.500 INCHES
NUT DIAMETER2.500 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS0.687 INCHES NOMINAL
SMALL END DIAMETER1.624 INCHES NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNS
THREAD QUANTITY PER INCH32
UNDERCUT THICKNESS0.3120 INCHES NOMINAL


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