5365-01-258-1555 SPACER,PLATE Index 5331-01-258-1557 O-RING

National Stock Number:
5310-01-258-1556

Federal Supply Class:
5310

National Item Identification Number:
012581556

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:
642AS1762-230003NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER
642AS1762-276301THE BOEING COMPANY


Techincal Specification:
DRIVE POINT DEPTH0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
DRIVE POINT QUANTITY2
DRIVE POINT WIDTH0.190 INCHES MINIMUM AND 0.205 INCHES MAXIMUM
COUNTERBORE DIAMETER2.278 INCHES MINIMUM AND 2.308 INCHES MAXIMUM BOTH ENDS
COUNTERSINK ANGLE90.0 DEGREES NOMINAL BOTH ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5662 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALNICKEL ALLOY 718 OVERALL
NOMINAL THREAD SIZE2.250 INCHES
NUT DIAMETER2.750 INCHES NOMINAL
NUT THICKNESS0.312 INCHES MINIMUM AND 0.332 INCHES MAXIMUM
NUT STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONPS13001,TY 1,CAGEC 76301 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUN
THREAD QUANTITY PER INCH12


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