Part Number
DEMIL
Shelf Life
UOM
NIIN
Part Information
Corners of square head rounded on 0.138 in. To 0.140 in. Radius and unthd portion of shank 0.274 in. To 0.281 in. Dia
NSN
National Stock Number:
TXT
Description:
Machine Bolt
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:
0.500 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 0.683 inches and 0.693 inches
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the head.AASK
Head Style:
Square extended washer
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
0.437 inches
Width Between Flats:
Between 0.214 inches and 0.219 inches
Extended Washer Diameter:
Between 0.370 inches and 0.375 inches
Extended Washer Thickness:
Between 0.120 inches and 0.130 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:
0.281 inches
MRC:
Those features,not otherwise specified,which may be required for proper functioning of the item.CBBL
Features Provided:
Unfinished head
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:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Nickel alloy 400 or nickel alloy r-405
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:
Mil-n-894 military specification all material responses
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:
Uns
