Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Screw, retaining, cutoff valve seat
NSN
National Stock Number:
TXT
Description:
Machine Screw
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 0.395 inches and 0.425 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 0.485 inches and 0.515 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Spade
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.365 inches and 0.395 inches
MRC:
A measurement of the longest dimension of a head,in distinction from width.AASV
Head Length:
Between 0.365 inches and 0.395 inches
Width Between Flats:
Between 0.175 inches and 0.205 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the internal drive.ABQZ
Internal Drive Style:
W/o internal drive
MRC:
The national stock number or the identification information of the end equipment for which the item is a part.AGAV
End Application:
F-18
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:
0.190 inches
MRC:
The minimum and maximum pitch diameter limits of a nonstandard straight screw thread.CFSG
Nonstandard Thread Pitch Diameter:
+0.1587/+0.1597 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):
32
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
Between 32.0 rockwell c and 38.0 rockwell c
MRC:
The chemical compound or mechanical mixture properties of which the screw is fabricated.CYAU
Screw Material:
Steel comp 630
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:
Ams5643 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:
Passivate
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:
Passivate
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 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:
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 bearing surface of head.CYBC
Bearing Surface Of Head Surface Treatment Specification:
Qq-p-35 federal specification 1st 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-35 federal specification 1st 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-35 federal specification 1st 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-35 federal specification 1st 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
