Número de pieza
Desmilitarización
Vigencia
UOM
NIIN
Número de pieza:
bacb12hn4-7
Información de la pieza
Screw hex head with cross recess A286 cres 160KSI
NSN
Número de acciones nacionales:
TXT
Descripción:
Machine Screw
Código de nombre del artículo:
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:
0.4375 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 0.5625 inches and 0.5775 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Hexagon
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.125 inches and 0.140 inches
Width Between Flats:
Between 0.367 inches and 0.376 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
Cross recess type iii
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
KC-46 tanker
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:
The maximum rated load in tension applied in a longitudinal direction,per unit of cross-sectional area,that the material can withstand without rupture.CQBC
Min. Tensile Strength (psi):
5820 pounds per square inch
MRC:
The chemical compound or mechanical mixture properties of which the screw is fabricated.CYAU
Screw Material:
Iron alloy 660
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the screw material.CYAW
Screw Material Specification:
AMS5737 assn standard single material response
MRC:
The metallic,nonmetallic,and/or chemical properties with which the bearing surface of head is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.CYAY
Bearing Surface Of Head Surface Treatment:
Cadmium
MRC:
The metallic,nonmetallic,and/or chemical properties with which the head is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.CYAZ
Head Surface Treatment:
Cadmium
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:
Cadmium
MRC:
The metallic,nonmetallic,and/or chemical properties with which the shank is plated,dipped and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.CYBB
Shank Surface Treatment:
Cadmium
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 bearing surface of head.CYBC
Bearing Surface Of Head Surface Treatment Specification:
QQ-P-416, type ii class 2 federal specification single treatment response
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 head.CYBD
Head Surface Treatment Specification:
QQ-P-416, type ii class 2 federal specification single treatment response
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:
QQ-P-416, type ii class 2 federal specification single treatment response
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 shank.CYBF
Shank Surface Treatment Specification:
QQ-P-416, type ii class 2 federal specification single treatment response
MRC:
Designates the specific surface roughness rating,representing the arithmetic average deviation of the bearing surface of head from the meanline in profile.CYBH
Bearing Surface Of Head Surface Finish:
63.0 microinches
MRC:
Designates the specific surface roughness rating,representing the arithmetic average deviation of the shank surface from the meanline in profile.CYBK
Shank Surface Finish:
32.0 microinches
MRC:
Designates the specific surface roughness rating,representing the arithmetic average deviation of the thread surface from the meanline in profile.CYBL
Thread Surface Finish:
32.0 microinches
MRC:
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.FEAT
Special Features:
O-level ATA-55; color green on end of threads
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
MRC:
A feature of the item of supply which must be specifically recorded when the reference number covers a range of items.ZZZY
Reference Number Differentiating Characteristics:
Item is faa certified
