Groove Pulley
BK50H
(NSN) National Stock Number
3020-00-141-8959
Federal Supply Classification
3020 Gears, Pulleys, Sprockets and Transmission Chain
Item Name Code
08109
Schedule B Code
8487900080
Summary
0.688 inches nominal groove depth, 0.625 inches nominal groove width, 4.760 inches nominal outside diameter, 1.313 inches nominal overall length, 0.188 inches nominal keyway width, 5/8 - 18 thread size
| DAC | HCC | DMIL | RNCC |
|---|---|---|---|
| A | - | - | 5 |
| RNVC | SADC | MSDS | RNAAC |
|---|---|---|---|
| 9 | - | - | AJ |
Identification
A pulley with one or more grooved faces or rims of the same diameter. For pulleys encased in a shell or frame, see block, tackle. For items specifically designed for aviation, see pulley(1), groove, aviation.
| INC | FIIG | Concept | Condition |
|---|---|---|---|
| 08109 | T353-A | 1 | 1 |
Specifications
Groove Depth
0.688 inches nominal
Details
A measurement between specified points of a groove,in distinction from height.Groove Width
0.625 inches nominal
Details
A measurement taken at right angles to the length of a groove,in distinction from thickness.Outside Diameter
4.760 inches nominal
Details
The length of a straight line which passes through the center of an item,and terminates at the outside circumference.Overall Length
1.313 inches nominal
Details
The dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.Keyway Width
0.188 inches nominal
Details
A measurement taken at right angles to the length of a keyway,in distinction from thickness.Thread Size
5/8 - 18
Details
Designates the thread diameter and number of threads per specific measurement scale.Bore Diameter
0.625 inches nominal
Details
The length of a straight line which passes through the center of a circular bore,and terminates at the circumference.Bore Length
1.188 inches nominal
Details
A measurement of the longest dimension of a bore.Distance From Center Of Bore To Bottom Of Keyway
0.406 inches nominal
Details
The distance from the center of the bore to the bottom of the keyway(s).V Groove Angle In Deg
36.0
Details
The angle of the v groove,expressed in degrees.Pitch Diameter
4.000 inches nominal
Details
A measurement indicating the diameter-pitch per specific measurement scale of the item.Securing Hole Quantity
1
Details
The number of holes provided for securing the item in a fixed position.Furnished Items And Quantity
1 setscrew
Details
The name and number of those parts furnished with the item of supply that have not been specified elsewhere.Material And Location
steel overall
Details
The element, compound, or mixture of which the item is fabricated, excludingany surface treatment, and its location. please use mrc matt with isac in place of this discontinued mrc.Face Width
0.875 inches nominal
Details
A measurement taken at right angles to the length of the face,in distinction from thickness.Design Form
spoked
Details
The physical configuration of the item.Bore Type
straight
Details
Indicates the type of bore used on the item.Bearings
not included
Details
An indication of whether or not bearings are included. please use mrc abff for niins were answered with "included" in place of this cancelled mrc.Groove Quantity
1
Details
The number of grooves provided.Counterbore Feature
not included
Details
An indication of whether or not a counterbore feature is included.Hole Location
located on top of keyway,1/4 in. from aa hub end
Details
Indicates the location of the hole on the item.Keying Facility
included
Details
An indication of whether or not a keying facility is included. please use mrc abff for niins were answerd with "included" in place of this canceled mrc.Keying Facility Type
keyway
Details
Indicates the type of keying facility provided.Securing Method
threaded hole
Details
The means by which the item is secured.Split Hub Feature
not included
Details
An indication of whether or not a split hub feature is included.Web/Spoke Relationship To Face Centerline
not offset
Details
An indication of the relationship between the webbing or spokes and the centerline of the face.Lightening Hole
not included
Details
An indication of whether or not a lightening hole/s/ is included. please usemrc abff for niins were answered with "included" in place of this cancelled mrc.Integral Cooling Vane
not included
Details
An indication of whether or not an integral cooling vane(s) is included.Groove Shape
v
Details
The physical configuration of the groove.Standard V-Belt Section Designation For Which Designed
a
Details
The alpha and/or numeric section designation of the standard v-belt for which designed.Bore Feature
included
Details
An indication of whether or not a bore feature is included.Protruding Hub Characteristic
stepped
Details
An indication of the characteristic of the protruding hub.Securing Location
aa end
Details
Indicates the location for securing the item.Hub End Outside Diameter And Location
1.750 inches nominal aa end and 2.000 inches nominal both ends
Details
None. please use mrc alnc with isac tbl 0368 in place of this canceled mrc.Distance From Outside Flange/Rim To Hub End And Location
0.438 inches nominal aa end and 0.125 inches nominal both ends
Details
None. please use mrc asyr with use of isac tbl 0368 in place of this canceled mrc.First Step Face Largest Diameter And Location
2.000 inches nominal aa end
Details
The largest diameter and location of the first step face. please use mrc abpr with isac tbl 0368 in place of this canceled mrc.First Step Length And Location
0.469 inches nominal aa end
Details
The length and location of the first step. please use mrc abps with isac tbl 0368 in place of this canceled mrc.Quantity
1
Details
A numeric value which represents a positive whole value without regard to any unit of measure.Style Designator
webbed or spoked
Details
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.Master-Cross Reference List
| Part | CAGE | DAC | HCC | RNCC | RNVC | MSDS | RNAAC |
|---|---|---|---|---|---|---|---|
| BK50H-H-5/8 | 71176 | 6 | - | 3 | 9 | - | AX |
| BG50D-D-5/8 | 76474 | 6 | - | 5 | 9 | - | AX |
| H1000-4 | 71684 | 6 | - | 5 | 9 | - | AX |
| Q9515-1008 | 71684 | 6 | - | 5 | 9 | - | AX |
Material and Special Handling
Hazardous material, precious metals, criticality, and electrostatic discharge indicators.
| HMIC | PMIC | ESD/EMI | Criticality |
|---|---|---|---|
| N | A | - | - |
Freight
Universal / National Freight and Handling Information
| UFC | HMC | LTL | LCL |
|---|---|---|---|
| 64560 | - | Q | - |
| RVC | WCC | TCC | SHC |
|---|---|---|---|
| - | 593 | Z | 9 |
Certified Supplier
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Manufacturer
EMERSON ELECTRIC CO BROWNING MFG DIV
CAGE: 71176
MAYSVILLE
, KY
, 41056-1655
UNITED STATES
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FAQs
Frequently asked questions for NSN 3020-00-141-8959
What is the NIIN of the NSN 3020-00-141-8959?
The National Item Identification Number (NIIN) of the NSN 3020-00-141-8959 is 00-141-8959
When the NSN 3020-00-141-8959 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Sun, Jan 1, 1961
Does the NSN 3020-00-141-8959 contain any precious metals?
Does not contain precious metal
Does the NSN 3020-00-141-8959 contain any hazardous material?
No data in HMIRS
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