5310-01-125-5070, NUT,SELF-LOCKING,BLIND RIVET

National Stock Number:
5310-01-125-5070

Federal Supply Class:
5310

National Item Identification Number:
011255070

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:

66915-428-5	56878	SPS TECHNOLOGIES, LLC
79CBNR4-5	019L2	ESNA, LLC
79CBNR4-5	72962	HARVARD INDUSTRIES INC
C2989-428-5	81755	LOCKHEED MARTIN CORPORATION

Techincal Specification:

HEAD HEIGHT	0.040 INCHES NOMINAL
HEAD MAJOR COUNTERSINK ANGLE	75.75 DEGREES MINIMUM AND 76.25 DEGREES MAXIMUM
HEAD MINOR COUNTERSINK ANGLE	59.75 DEGREES MINIMUM AND 60.25 DEGREES MAXIMUM
HEAD MINOR DIAMETER	0.385 INCHES MINIMUM AND 0.389 INCHES MAXIMUM
HEAD STYLE	ELIPTICAL COUNTERSUNK
HEAD MAJOR DIAMETER	0.451 INCHES MINIMUM AND 0.455 INCHES MAXIMUM
LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763,COND A FED SPEC ALL MATERIAL RESPONSES OVERALL
MATERIAL	STEEL COMP 304 OR STEEL COMP 305 OVERALL
NOMINAL THREAD SIZE	0.250 INCHES
NUT DIAMETER	0.340 INCHES MINIMUM AND 0.342 INCHES MAXIMUM
NUT GRIP RANGE	+0.280 TO 0.340 INCHES
NUT STYLE	BLIND RIVET W/SMOOTH ROUND SHANK
NUT LENGTH	0.747 INCHES MAXIMUM
SHANK END TYPE	OPEN
SPECIFICATION/STANDARD DATA	81755-C2989 MANUFACTURERS STANDARD
TEMP RATING	450.0 FAHRENHEIT MAXIMUM
THREAD CLASS	3B
THREAD DIRECTION	RIGHT-HAND
THREAD QUANTITY PER INCH	28
THREAD SERIES	UNF

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