4730-00-912-6073 TEE,PIPE TO TUBE Index 5310-00-912-6078 NUT,SELF LOCKING

National Stock Number:
5310-00-912-6076

Federal Supply Class:
5310

National Item Identification Number:
009126076

Description:
NUT,SELF-LOCKING,BLIND RIVET

Detail:
A METALLIC HEADED FASTENER HAVING INTERNAL THREADS FOR A PORTION OF THE FULL LENGTH. IT MAY HAVE A SMOOTH, HEXAGON OR SPLINED SHANK WITH AN OPEN OR CLOSED END. IT IS DESIGNED TO BE EXPANDED TIGHTLY AGAINST THE MATERIAL IT IS BEING INSTALLED IN BY MEANS OF A SPECIAL TOOL. THE ITEM MUST HAVE A SPECIFIED GRIP RANGE. THE GRIP RANGE IS THE THICKNESS OF THE MATERIAL THE ITEM IS BEING INSTALLED IN. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.


Manufacturer Information:
65009C428-356878SPS TECHNOLOGIES, LLC
72CBN4-3019L2ESNA, LLC
72CBN4-372962HARVARD INDUSTRIES INC
C520P428-381755LOCKHEED MARTIN CORPORATION


Techincal Specification:
THREAD SERIESUNF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 304 OR
STEEL COMP 305 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEBLIND RIVET W/SMOOTH ROUND SHANK
NUT DIAMETER0.255 INCHES MINIMUM AND
0.258 INCHES MAXIMUM
NUT LENGTH0.497 INCHES MINIMUM AND
0.587 INCHES MAXIMUM
NUT GRIP RANGE0.160 TO 0.220 INCHES
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
HEAD STYLEELIPTICAL COUNTERSUNK
HEAD HEIGHT0.040 INCHES NOMINAL
HEAD MAJOR DIAMETER0.436 INCHES MINIMUM AND
0.440 INCHES MAXIMUM
HEAD MINOR DIAMETER0.370 INCHES MINIMUM AND
0.374 INCHES MAXIMUM
HEAD MAJOR COUNTERSINK ANGLE76.0 DEGREES NOMINAL
HEAD MINOR COUNTERSINK ANGLE60.0 DEGREES NOMINAL
SHANK END TYPEOPEN


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