Worm Wheel Gear

NSN: 3020-00-088-4593 | Model: 031C975-4

A gear, cylindrical in form, with spiral teeth designed to mesh with the thread forms of a gear (1), worm. See also gear, antibacklash, worm wheel.

NSN Properties and Flags

NATO Stock Number

3020-00-088-4593

DEMIL

Body Style

Plain, solid

Attachment Method

Mounting hole

Pitch Diameter

1.8750 inches

Teeth Quantity

Face Type

Concave

Bore Style

W/counterbore counter bore, second end

Mounting Hole Thread Series Designator

Unc axially through hub, second end

Mounting Hole Thread Size

0.190 inches axially through hub, second end

Mounting Hole Type And Quantity

6 threaded axially through hub, first end

Outside Diameter

0.043 inches

Tooth Direction

Right

Mating Thread Lead Quantity

Pressure Angle

20.0000 degrees

Helix Angle

21.7998 degrees

Distance Between Body Face And Protruding Hub End

1.341 inches first end

Face Width

0.125 inches

Bore Diameter

0.623 inches counter bore, second end

Counterbore Depth

0.388 inches counter bore, second end

Counterbore Diameter

1.260 inches counter bore, second end

Hub Style Designator

3 steps first end

End Length

0.624 inches second end

End Diameter

1.969 inches second end

First Step Length

0.625 inches first end

First Step Diameter

2.211 inches second end

Second Step Length

0.188 inches first end

Second Step Diameter

1.813 inches first end

Third Step Length

0.266 inches first end

Third Step Diameter

1.625 inches first end

Material

Copper alloy

Style Designator

Protruding hubs

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 3020-00-088-4593 Datasheet

Supply Class (FSC):

Transmission Chain Sprockets Pulleys Gears

Cross Reference:

031C975-4

Cage Codes:

Peerless Instrument Co., Inc. (CAGE 95210)

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:

197337 - Wheels cog/gear/pinion/sprock
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:

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

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
V
Quantity per pack
1
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 $2,487.55 to $4,145.92..
Does NSN 3020-00-088-4593 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Defense Logistics Agency
What is the NIIN of NSN 3020-00-088-4593?
000884593 or 00-088-4593
Does NSN 3020-00-088-4593 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3020-00-088-4593?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 24, 1967