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Sprocket Wheel

NSN: 3020-00-752-2398 | Model: 7522398

A toothed wheel whose teeth or sprockets are designed to be engaged with the links of a pitch chain, track, or the like. It is usually used for transmitting power.

NSN Properties and Flags
NATO Stock Number
3020-00-752-2398
DEMIL
NO
Counterbore Diameter
0.812 inches and 1.562 inches
Counterbore Depth
1.031 inches and 0.375 inches
Outside Diameter
3.296 inches
Overall Length
1.469 inches
Bolt Circle Diameter
1.875 inches
Flange Thickness
0.188 inches
Thread Size
10-32
Bore Diameter
Between 0.630 inches and 0.635 inches
Bore Length
1.250 inches
Pitch Diameter
3.038 inches
Flange Outside Diameter
2.250 inches
Securing Hole Quantity
3
Face Width
Between 0.234 inches and 0.297 inches
Guide
Not included
Design Form
Plain
Bore Type
Straight
Metallic Hardness Rating And Location
26.0 rockwell c body and 32.0 rockwell c body
Counterbore Feature
Included
Counterbore Location
Bb end
Hole Location
On sprocket face
Keying Facility
Not included
Securing Method
Threaded hole
Lightening Hole
Not included
Protruding Hub Characteristic
Plain
Securing Location
Bb end
Belt/chain/film Size For Which Designed
Roller chain
Roller Chain Pitch Type For Which Designed
Single pitch
Teeth Row Quantity
1
Teeth Quantity Per Row
19
Asa Standard Chain Number
40
Hardness Rating Test Method
Rockwell
Teeth Hardness Rating
Between 50.0 rockwell c and 55.0 rockwell c
Bore Bearing
Not included
Hub External Keyway
Not included
Tooth Pitch
0.500 inches
Hub End Outside Diameter And Location
1.875 inches aa end
Distance From Outside Flange/rim To Hub End And Location
1.063 inches bb end
Special Features
Two protruding keys 0.219 in. Long on aa end, 0.125 in w 0.938 in diameter counterbore relief 1.031 from bb end
Material
Steel, qq-s-624, fs4140-canceled or steel, qq-s-624, fs4150-canceled
Material
Steel comp 4140 or steel comp 4150
Material Specification
Qq-s-624, fs4140-canceled federal specification 1st material response and qq-s-624, fs4150-canceled federal specification 2nd material response
Surface Treatment
Phosphate
Style Designator
Plain
Surface Treatment
Phosphate

Pricing and Availability

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NSN 3020-00-752-2398 Datasheet

Supply Class (FSC):
Transmission Chain Sprockets Pulleys Gears
Cross Reference:
  • 7522398
Cage Codes:
  • U S Army Tank Automotive Command (CAGE 19207)
Schedule B & Trade:
  • Schedule B: 8483901000 (NAICS 333613)

    Chain sprockets and parts thereof

  • SITC: 74890

    Parts, n.E.S., for transmission shafts and cranks, bearing housings, gears, gearing, ball screws, gear boxes, flywheels and pulleys, clutches, etc.

  • End Use: 21180

    Industrial machines, other

Identification:
HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    117020 - Chain and sprocket drives/wheels

  • WCC:

    593 - Motors and parts, (machinery and parts),(less than 35 feet)

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • LCL:

    S - 60.0

  • LTL:

    S - 60.0

  • ACC:

    V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing

  • TCC:

    Z - No special type of cargo code applicable

Questions & Answers:
What are the historical prices recorded for this stock number?
No pre-dated pricing for this NSN could be found.
Does NSN 3020-00-752-2398 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Greece, and Turkey
What is the NIIN of NSN 3020-00-752-2398?
007522398 or 00-752-2398
Does NSN 3020-00-752-2398 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-00-752-2398?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1962