5305-01-237-5556 SCREW,CAP,SOCKET HEAD Index 5310-01-237-5558 WASHER,FLAT

National Stock Number:
5310-01-237-5557

Federal Supply Class:
5310

National Item Identification Number:
012375557

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:
926B80959042CBS BROADCASTING INC.


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONZZZY
HOLE CONFIGURATION STYLECONFIGURATION J
HOLE NOMINAL THREAD DIAMETER0.250 INCHES
HOLE THREAD QUANTITY PER INCH20
HOLE TYPE AND QUANTITY4 TAPPED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000,COND C MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
NOMINAL THREAD SIZE1.188 INCHES
NUT DIAMETER2.750 INCHES NOMINAL
NUT STYLEROUND
NUT THICKNESS1.250 INCHES NOMINAL
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-26074,CLASS 1,GRADE A MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTNICKEL OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
THREAD QUANTITY PER INCH8
THREAD PITCH DIAMETERS+1.1835 TO 1.1970 INCHES
THREAD SERIESUN


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