5310-01-188-1156 NUT,PLAIN,EXTENDED WASHER,ROUND Index 5310-01-188-1158 WASHER,FLAT

National Stock Number:
5310-01-188-1157

Federal Supply Class:
5310

National Item Identification Number:
011881157

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:
2620-920X12 PIECE 11 3IN81982HYDRO-AIRE AEROSPACE CORP
2620-920X12 PIECE 11 3IN96169ELECTRIC BOAT CORPORATION
SS845-2181282 PIECE 11 3IN80064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B164,CL B ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NUT STYLEROUND
DRIVE POINT DEPTH0.438 INCHES NOMINAL
NUT DIAMETER1.750 INCHES NOMINAL
NUT THICKNESS1.125 INCHES NOMINAL
THREAD SERIESUNF
NOMINAL THREAD SIZE1.250 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
MATERIALNICKEL ALLOY R-405 OVERALL
DRIVE POINT WIDTH0.438 INCHES NOMINAL
DRIVE POINT QUANTITY4


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