Spur Gear

NSN: 3020-00-550-7143 | Model: 5507143

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

NSN Properties and Flags

NATO Stock Number

3020-00-550-7143

DEMIL

Body Style

Webbed, solid

Attachment Method

Mounting hole

Pitch Diameter

14.0000 inches

Teeth Quantity

Bore Style

W/ 3 keyways both ends

Backlash Designation

Grade e

Mounting Hole Thread Series Designator

Unf axially through body, second end

Mounting Hole Thready Qty Per Inch (tpi)

32 axially through body, first end

Hardness Rating

30.0 rockwell c and 35.0 rockwell c

Mounting Hole Thread Size

0.190 inches axially through body, first end

Mounting Hole Type And Quantity

2 threaded axially through body, second end

Outside Diameter

14.397 inches

Nominallength

2.995 inches

Tooth Form

Stub

Pressure Angle

20.0000 degrees

Distance Between Body Face And Protruding Hub End

0.505 inches first end

Distance Between Body Face And Recessed Hub End

0.500 inches second end

Face Width

2.090 inches

Bore Diameter

3.812 inches both ends

Keyway Width

0.748 inches both ends

Distance From Bore Center To Keyway Bottom

2.226 inches both ends

Hub Style Designator

Plain both ends

Hub Diameter

5.375 inches second end

Bolt Hole Circle Diameter

7.000 inches axially through body, second end

Material

Steel

Material Specification

Mil-s-11415 military specification single material response

Surface Treatment

Phosphate

Style Designator

One protruding hub, one recessed hub

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.

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NSN 3020-00-550-7143 Datasheet

Supply Class (FSC):

Transmission Chain Sprockets Pulleys Gears

Cross Reference:

5507143

Cage Codes:

Army, United States Department Of (CAGE 19204)

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

A - Item does not contain precious metal.

ADPE

- Represents items with no adp components

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:

121870 - Gear/speed increasing/reducing mach
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.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

P - 77.5
LCL:

Q - 70.0
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 3020-00-550-7143 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Austria, Republic Of Korea, Italy, Denmark, Greece, and Turkey
What is the NIIN of NSN 3020-00-550-7143?
005507143 or 00-550-7143
Does NSN 3020-00-550-7143 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-00-550-7143?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963