5310-01-357-4489, NUT,SELF-LOCKING,PLATE

National Stock Number:
5310-01-357-4489

Federal Supply Class:
5310

National Item Identification Number:
013574489

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:

MIL-N-25027	81349	MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS21056-7	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

LOCKING FEATURE	PREVAILING TORQUE ALL METAL DESIGN
THREAD DIRECTION	RIGHT-HAND
NUT STYLE	PLATE
MATERIAL	IRON ALLOY 660 OVERALL
THREAD SERIES	UNJF
NOMINAL THREAD SIZE	0.4375 INCHES
THREAD QUANTITY PER INCH	20
THREAD CLASS	3B
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5525 ASSN STD SINGLE MATERIAL RESPONSE OR
	AMS5732 ASSN STD SINGLE MATERIAL RESPONSE OR
	AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	SILVER THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS2410 ASSN STD SINGLE TREATMENT RESPONSE THREADS
HARDNESS RATING	49.0 ROCKWELL C MAXIMUM
OVERALL HEIGHT	0.390 INCHES MAXIMUM
NUT LENGTH	1.101 INCHES NOMINAL
NUT HEIGHT	0.390 INCHES MAXIMUM
PLATE THICKNESS	0.085 INCHES MAXIMUM
NUT MOUNTING PROVISION	STRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE	2 HOLES
MOUNTING HOLE DIAMETER	0.161 INCHES MINIMUM AND
	0.166 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER	0.557 INCHES MINIMUM AND
	0.567 INCHES MAXIMUM
TEMP RATING	800.0 DEG FAHRENHEIT NOMINAL
PRECIOUS MATERIAL	SILVER
PRECIOUS MATERIAL AND LOCATION	NUT THREADS SILVER
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE	81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MIL-N-25027
MANUFACTURERS CODE	96906
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE	MS21056-7

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