Part Number
DEMIL
Shelf Life
UOM
NIIN
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 18.0 millimeters and 19.0 millimeters
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:
43.0 millimeters
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Flat chamfer
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 24.8 millimeters and 25.2 millimeters
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 37.5 millimeters and 38.5 millimeters
MRC:
The length of a straight line which passes through the center of a hole,and terminates at the circumference.AAUB
Hole Diameter:
Between 7.9 millimeters and 8.3 millimeters
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 nominal length of a straight line which passes through the center of the threaded portion,and terminates at the circumference.AHYM
Thread Diameter:
12.0 millimeters
MRC:
The number of holes provided.ASXK
Hole Quantity:
1
MRC:
A measurement of distance between corresponding points on two adjacent threads measured parallel to the thread axis,expressed in millimeters.CQQR
Thread Pitch In Millimeters:
1.5
MRC:
A numeric-alpha designator indicating established pitch and crest diameter tolerance positions and grades of an external thread.CQWR
External Thread Tolerance Class:
6g
MRC:
The chemical compound or mechanical mixture properties of which the screw is fabricated.CYAU
Screw Material:
Steel comp 1137
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:
Astm a311 assn standard single material response
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:
Phosphate zinc or paint and plastic polyurethane
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:
Tt-c-490 type 1 federal specification 1st treatment response or tt-c-490 type 3 federal specification 2nd treatment response and mil-c-46168 military specification 3rd treatment response or mil-c-53039 military specification 3rd treatment response
MRC:
The style designation that most nearly corresponds to the appearance of the hole configuration in the head.CYBG
Head Hole Configuration Style:
Round
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:
M
