Part Number
DEMIL
Shelf Life
UOM
NIIN
NSN
National Stock Number:
TXT
Description:
Sprocket Wheel
MRC:
The length of a straight line which passes through the center of a counterbored portion of a hole,and terminates at the circumference.AAWY
Counterbore Diameter:
2.440 inches and 2.188 inches
MRC:
The depth of the process used to enlarge part of a hole.AAWZ
Counterbore Depth:
Between 0.670 inches and 0.680 inches and 1.300 inches and 1.305 inches
MRC:
The length of a straight line which passes through the center of an item,and terminates at the outside circumference.ABHE
Outside Diameter:
3.937 inches
MRC:
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.ABHP
Overall Length:
Between 2.050 inches and 2.055 inches
MRC:
Designates the thread diameter and number of threads per specific measurement scale.ABUJ
Thread Size:
3/8 in.-24 nf3 tap
MRC:
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.ABXV
Bore Diameter:
Between 1.749 inches and 1.750 inches
MRC:
A measurement of the longest dimension of a bore.ADGE
Bore Length:
Between 2.050 inches and 2.055 inches
MRC:
A measurement indicating the diameter-pitch per specific measurement scale of the item.AGJS
Pitch Diameter:
3.672 inches
MRC:
The number of holes provided for securing the item in a fixed position.AHYF
Securing Hole Quantity:
4
MRC:
A measurement taken at right angles to the length of the face,in distinction from thickness.AQPL
Face Width:
Between 1.390 inches and 1.405 inches
MRC:
The physical configuration of the item.ARJD
Design Form:
Plain
MRC:
Indicates the type of bore used on the item.ASBP
Bore Type:
Straight
MRC:
A numeric value,used in conjunction with a hardness rating scale,designating the metallic hardness rating and its location.ASXJ
Metallic Hardness Rating And Location:
37.0 rockwell c body and 45.0 rockwell c body
MRC:
An indication of whether or not a counterbore feature is included.AXND
Counterbore Feature:
Included
MRC:
Indicates the location of the counterbore on the item.BDYS
Counterbore Location:
Bb end
MRC:
Indicates the location of the hole on the item.BFYT
Hole Location:
Located 90 degrees apart on 2.375 in. Bolt circle on hub face
MRC:
An indication of whether or not a keying facility is included.BSGG
Keying Facility:
Not included
MRC:
The means by which the item is secured.BSNP
Securing Method:
Threaded hole
MRC:
An indication of whether or not a lightening hole/s/ is included.BXSJ
Lightening Hole:
Not included
MRC:
Indicates the location for securing the item.BYFF
Securing Location:
Aa end
MRC:
Designates the belt,chain,or film size for which the item is designed.BYFH
Belt/chain/film Size For Which Designed:
Roller chain
MRC:
Indicates the type of roller chain pitch for which the item is designed.BYFJ
Roller Chain Pitch Type For Which Designed:
Double pitch
MRC:
The number of rows of teeth provided.BYFL
Teeth Row Quantity:
3
MRC:
The center to center distance between the teeth rows.BYFM
Center To Center Distance Between Teeth Rows:
Between 0.557 inches and 0.567 inches
MRC:
The number of teeth included in each row.BYFN
Teeth Quantity Per Row:
23
MRC:
The american standards association number by which the chain is identified.BYFP
Asa Standard Chain Number:
40-3
MRC:
The means used to test the rated hardness of an item.BYFQ
Hardness Rating Test Method:
Rockwell
MRC:
A numeric value that reflects the hardness of the teeth when used in conjunction with a hardness rating scale.BYFR
Teeth Hardness Rating:
Between 37.0 rockwell c and 45.0 rockwell c
MRC:
An indication of whether or not a bore bearing is included.BYFS
Bore Bearing:
Not included
MRC:
The center to center distance between teeth measured along the pitch line.BYGF
Tooth Pitch:
0.500 inches
Hub End Outside Diameter And Location:
3.031 inches aa end
Distance From Outside Flange/rim To Hub End And Location:
0.645 inches aa end and 0.665 inches aa end
MRC:
The element,compound,or mixture of which an item is fabricated,excluding any surface treatment.MATL
Material:
Steel, qq-s-633, fs1020-canceled
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 1020
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-s-633, fs1020-canceled federal specification single material response
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
Plain
