4520-01-053-0233 HOUSING,AIR DUCT Index 5305-01-053-0235 SCREW,DRIVE

National Stock Number:
5310-01-053-0234

Federal Supply Class:
5310

National Item Identification Number:
010530234

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:
1200785119204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
DRIVE POINT DEPTH0.250 INCHES NOMINAL
DRIVE POINT DIAMETER0.250 INCHES NOMINAL
DRIVE POINT QUANTITY2
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT DIAMETER3.000 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS1.062 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE II,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD SERIESUNF
THREAD QUANTITY PER INCH28


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