5305-01-444-1044 SCREW,CLOSE TOLERANCE Index 5310-01-444-1046 NUT,SELF-LOCKING,PLATE

National Stock Number:
5310-01-444-1045

Federal Supply Class:
5310

National Item Identification Number:
014441045

Description:
NUT,SELF-LOCKING,PLATE

Detail:
A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
03A120-4A121W025NORTHROP GRUMMAN SYSTEMS CORP
03A120-4A1276823NORTHROP GRUMMAN SYSTEMS CORPORATION
F52891-4-1215653HOWMET GLOBAL FASTENING SYSTEMS INC
BFN120-4-1227238BRISTOL INDUSTRIES, LLC
NRF260C4M-1252828REPUBLIC FASTENER MFG. CORP.
F13742-12-456878SPS TECHNOLOGIES, LLC
NS202749-4-1280539SPS TECHNOLOGIES, LLC


Techincal Specification:
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
COUNTERBORE DIAMETER0.254 INCHES MINIMUM FIRST END
FEATURES PROVIDEDFLOATING NUT
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONDRY FILM LUBRICANT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE SHELL
MATERIALIRON ALLOY 660 SHELL
MATERIALIRON ALLOY 660 NUT
MATERIALSTEEL CORROSION RESISTING CLIP
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
NOMINAL THREAD SIZE0.250 INCHES
NUT COUNTERBORE DEPTH0.750 INCHES MINIMUM FIRST END
NUT LENGTH1.292 INCHES MAXIMUM
NUT MOUNTING PROVISIONSTRAIGHT HOLES
NUT STYLEPLATE (FLOATING)
NUT HEIGHT0.967 INCHES MAXIMUM
PLATE THICKNESS0.028 INCHES MINIMUM AND 0.036 INCHES MAXIMUM
PLATE WIDTH0.554 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE NUT
SURFACE TREATMENTPASSIVATE SHELL
TEMP RATING450.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH28


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