Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Screw, pan head, assembled washers, standard shoulder washers
NSN
National Stock Number:
TXT
Description:
Machine Screw
MRC:
A numeric-alpha designator indicating the pitch diameter tolerance and an external or internal thread.AAJD
Thread Class:
2a
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:
0.516 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 0.593 inches and 0.625 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Pan
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 0.306 inches and 0.322 inches
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.370 inches and 0.390 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:
5805-01-581-9251
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:
0.164 inches
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Flat washer and lock washer
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:
The chemical compound or mechanical mixture properties of which the screw is fabricated.CYAU
Screw Material:
Stainless steel
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:
Ms51957 military 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:
Black chemical finish and oxide
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:
Black chemical finish and oxide
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:
Black chemical finish and oxide
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:
Black chemical finish and oxide
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:
Mil-dtl-13924, class 4 military standard 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:
Mil-dtl-13924, class 4 military standard 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:
Mil-dtl-13924, class 4 military standard 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:
Mil-dtl-13924, class 4 military standard single treatment response
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:
Flat washer material is corrosion resistant steel per ams-qq-763a class 302, condition b or class 304 condition a, or class 384 condition a. Lock washer material is corrosion-resistant steel per nasm35338.
MRC:
A characteristic of light that can be specified in terms of luminance,dominant wavelength,and purity.HUES
Color:
Black
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:
Unc
