Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Ribbed Shoulder 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:
0.930 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 1.740 inches and 1.750 inches
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:
0.800 inches
MRC:
A measurement from the bottom to the top of the head,in distinction from depth.AASU
Head Height:
0.250 inches
MRC:
The length of a straight line which passes through the center of the shoulder and terminates at the circumference.AATN
Shoulder Diameter:
0.535 inches first shoulder and 0.540 inches first shoulder
MRC:
The length of the enlarged portion of the shank on the item,in distinction from width or diameter.AATX
Shoulder Length:
0.690 inches first shoulder and 0.700 inches first shoulder
MRC:
The length of a straight line which passes through the center of the rib,and terminates at the outermost surface of the circumference.AAVP
Rib Major Diameter:
Between 0.550 inches and 0.560 inches
MRC:
A measurement of the longest dimension of a rib along a line parallel to the longitudinal axis.AAVQ
Rib Length:
0.120 inches
MRC:
The measurement from the largest diameter of the bearing surface of the head to the ribs.AAVR
Distance From Largest Diameter Of Bearing Surface Of Head To Ribs:
0.090 inches
MRC:
The length of a straight line which passes through the center of the rib,and terminates at the innermost surface of the circumference.AAVT
Rib Minor Diameter:
Between 0.535 inches and 0.540 inches
MRC:
The number of ribs included on the item.AAVU
Rib Quantity:
35
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:
0.500 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:
78.0 rockwell superficial 15-n and 84.0 rockwell superficial 15-n
MRC:
The physical configuration of the unthreaded portion of a body adjacent to the head which is larger than the diameter of the shank.CWYB
Shoulder Shape:
Ribbed first shoulder
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1335 or steel comp 1340 or steel comp 4037 or steel comp 4135 or steel comp 8637 or steel comp 8640 or steel comp 8735 or 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:
Qq-w-405 federal specification 1st material response or astm a322 assn standard 1st material response or qq-w-405 federal specification 2nd material response or astm a322 assn standard 2nd material response or qq-w-405 federal specification 3rd material response or astm a322 assn standard 3rd material response or qq-w-405 federal specification 4th material response or qq-w-405 federal specification 5th material response or astm a322 assn standard 5th material response or qq-w-405 federal specification 6th material response or qq-w-405 federal specification 7th material response or qq-w-405 federal specification 8th material response or astm a322 assn standard 8th 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 and chromate or zinc and chromate
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:
Qq-p-416, type 2, cl 2 federal specification 1st treatment response and qq-p-416, type 2, cl 2 federal specification 2nd treatment response or qq-z-325, type 2, cl 2 federal specification 3rd treatment response and qq-z-325, type 2, cl 2 federal specification 4th 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:
Unf
