Gear Cluster

NSN: 3020-00-004-2785 | Model: A51M20033-1

A cylindrical item having a full 360 degree (6.282 radians) complement of teeth on two or more surfaces. It may be a one-piece casting or composed of two or more separate items firmly held together by welding, rivets, pins, or the like, to form a single unit. It is designed to mount on a shaft. For items consisting of a shaft with an integral complemen (s) or gear teeth, see gearshaft (as modified) . Excludes gear subassembly, speed decreaser.

NSN Properties and Flags

NATO Stock Number

3020-00-004-2785

DEMIL

Bore Style

Plain both ends

Design Type

Spur first gear

Backlash Designation

Grade d all gears

Construction

Assembled

Hardness Rating

38.0 rockwell c and 45.0 rockwell c

Outside Diameter

3.300 inches first gear

Hub Length

0.143 inches between first and second gear

Bore Diameter

0.6879 inches both ends

Hub Style Designator

Plain first end

Hub Diameter

0.940 inches between first and second gear

Precision Classification

Quality number 14 all gears

Material

Steel comp 630

Surface Treatment

Passivate

Surface Treatment Specification

Mil-s-5002 military specification single treatment response

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 3020-00-004-2785 Datasheet

Supply Class (FSC):

Transmission Chain Sprockets Pulleys Gears

Cross Reference:

A51M20033-1
A51M20033
A51M20033-1

Cage Codes:

Northrop Grumman Systems Corporation (CAGE 61174)
Northrop Grumman Systems Corporation (CAGE 26512)

Schedule B & Trade:

Schedule B: 8483409000 (NAICS 333612)

Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately
SITC: 74840

Gears and gearing; ball screws; gear boxes and other speed changers (including torque converters)
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:

197339 - Wheels cog/gear/pinion i/s
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.
LTL:

R - 65.0
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

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
* special requirements.
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $2,085.39 to $3,475.64..
Does NSN 3020-00-004-2785 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 3020-00-004-2785?
000042785 or 00-004-2785
Does NSN 3020-00-004-2785 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-00-004-2785?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 07, 1972