Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Outer edge of one wrench flat chamfered 0.250 in. Min, 0.270 in. Maximum lg, by 45 deg
NSN
National Stock Number:
TXT
Description:
Externally Relieved Body Bolt
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 0.560 inches and 0.580 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 1.640 inches and 1.650 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Round w/wrench flats chamfered
MRC:
The length of a straight line which passes through the center of a circular head,and terminates at the circumference.AASL
Head Diameter:
0.880 inches
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
Between 0.390 inches and 0.400 inches
Width Between Flats:
0.530 inches
First Diameter From Head:
Between 0.5045 inches and 0.5050 inches
Second Diameter From Head:
0.360 inches
Distance From Largest Bearing Surface Of Head To End Of First Diameter:
Between 0.730 inches and 0.740 inches
Distance From Largest Bearing Surface Of Head To End Of Second Diameter:
Between 1.070 inches and 1.080 inches
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:
0.438 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):
20
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
32.0 rockwell c and 36.0 rockwell c
MRC:
The master requirement codes of those requirements which are technically critical by reason of tolerance,fit,performance,or other characteristics which affect identification of the item.CRTL
Criticality Code Justification:
Aawc
MRC:
The number of externally relieved diameters on the body,adjacent to the head.CSNG
Externally Relieved Body Diameter Quantity:
2
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 8740
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Ams 6322 assn standard single material response
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
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.STDC
Surface Treatment Specification:
Ams 2400 assn standard single treatment response
MRC:
The specification,standard,drawing,or similar instrument that specifies environmental and performance requirements or test conditions under which an item is tested and establishes acceptable limits within which the item must conform identified by an alphabetic and/or numeric reference number. includes the commercial and government entity (cage) code of the entity controlling the instrument.TEST
Test Data Document:
81343-ams 2640 standard (includes industry or association standards, individual manufactureer standards, etc.).
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:
Unf
