Αριθμός ανταλλακτικού
Αποστρατιωτικοποίηση
Διάρκεια ζωής
UOM
NIIN
Αριθμός ανταλλακτικού:
446-3-90
NSN
Εθνικός αριθμός αποθέματος:
TXT
Περιγραφή:
Machine Screw
Κωδικός ονόματος στοιχείου:
06657
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
3a
MRC:
The direction of the thread when viewed axially. a right-hand thread winds in a clockwise direction while a left-hand thread winds in a counterclockwise direction.AAJF
Thread Direction:
Right-hand
MRC:
A measurement of the extent of threads,including incomplete threads,along a line parallel to the longitudinal axis.AASA
Thread Length:
Between 0.746 inches and 0.869 inches
MRC:
The dimension,measured along a line parallel to the longitudinal axis,from the largest bearing surface of the fastener head to the extreme opposite end,or as specifically designated for other type fasteners.AASB
Fastener Length:
Between 0.970 inches and 1.000 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat countersunk
MRC:
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.AASL
Head Diameter:
Between 0.462 inches and 0.507 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Slot
MRC:
The nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.AHYM
Thread Diameter:
0.250 inches
MRC:
The number of threads on the item per linear inch measured on a line parallel to the thread axis.CMLP
Thready Qty Per Inch (tpi):
28
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 38.0 rockwell c and 42.0 rockwell c
MRC:
The included angle of the countersink.CRSQ
Countersink Angle:
82.0 degrees
MRC:
The chemical compound or mechanical mixture properties of which the screw is fabricated.CYAU
Screw Material:
Steel comp 440a
MRC:
The metallic,nonmetallic,and/or chemical properties with which the screw is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.CYBA
Screw Surface Treatment:
Passivate
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material of the screw.CYBE
Screw Surface Treatment Specification:
Psm-903 fscm 11599 mfr ref single treatment response
MRC:
A designation distinguishing one group of thread diameter-pitch combinations from another by the number of threads per measurement scale for a specific diameter.THSD
Thread Series Designator:
Unjf
