3020-00-204-0154

Helical Gear email this page

Images

Reference images of this national stock number
Reference of NSN 3020-00-204-0154 Reference of NSN 3020-00-204-0154

Model or part number: 251658R1

Pricing & Availability

Submit this form for current pricing and availability of this NSN.
Part / NSN:
Qty:
Your Email:
Phone:
Ref. / PO #:
Company:
Your Name:

We do not share or sell your information to anyone.
Privacy | Terms

All major credit cards accepted as well as gov. p-cards

About this product
Timing mark on 25 tooth cw from center of keyway,both chamfers 1/16 in. By 45 deg opposite timing mark,timing mark between 4 and 5 tooth,ccw from center of keyway

Description

Herringbone Gear NSN 3020-00-204-0154.

pdf NSN 3020-00-204-0154 Datasheet

MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the body.AAQL
Body Style:
Webbed, offset, solid
MRC:
A measurement indicating the diameter-pitch per specific measurement scale of the item.AGJS
Pitch Diameter:
2.0234 inches
MRC:
The number of teeth included on the item.AJLA
Teeth Quantity:
54
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the bore.ANTP
Bore Style:
W/ keyway both ends
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
16.0 rockwell c and 26.0 rockwell c
MRC:
The nominal length of a straight line which passes through the center of an item,and terminates at the outside circumference.CWCD
Outside Diameter:
7.220 inches
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
1.375 inches
MRC:
Indicates the type of teeth included on the item.CWMW
Teeth Type:
Single helix
MRC:
An indication as to whether the teeth are a standard depth or modified to a shorter depth.CWNH
Tooth Form:
Standard
MRC:
The direction the teeth curve when viewed from the edge of the item.CWNM
Tooth Direction:
Left
MRC:
The measurement of the pressure angle on the item.CWPP
Pressure Angle:
14.5000 degrees
MRC:
The measurement of the helix angle on the item.CWPZ
Helix Angle:
39.4500 degrees
MRC:
The nominal distance between the body face and the protruding hub end.CWQL
Distance Between Body Face And Protruding Hub End:
0.109 inches both ends
MRC:
The nominal distance between the body face and the recessed hub end.CWQR
Distance Between Body Face And Recessed Hub End:
0.171 inches second end
MRC:
A measurement taken at right angles to the length of the face,in distinction from thickness.CWRM
Face Width:
1.125 inches
MRC:
The nominal length of a straight line which passes through the center of a bore,and terminates at the circumference.CWRS
Bore Diameter:
1.249 inches both ends
MRC:
A nominal measurement taken at right angles to the length of a keyway,in distinction from thickness.CWSN
Keyway Width:
0.252 inches both ends
MRC:
The nominal distance from the center of the bore to the bottom of the keyway(s).CWSR
Distance From Bore Center To Keyway Bottom:
0.745 inches both ends
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the hub.CWTR
Hub Style Designator:
Plain both ends
MRC:
The nominal length of a straight line which passes through the center of a hub,and terminates at the circumference.CWTX
Hub Diameter:
2.375 inches first end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Iron
MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the item.STYL
Style Designator:
One protruding hub, one recessed hub
MRC:
--
NIIN:
002040154
MRC:
--
NATO Stock Number:
3020-00-204-0154
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
FIIG:
--
FIIG:
A27300
MRC:
--
INC:
05464
MRC:
--
IMM:
AX
Certified products icon

All Products Certified

Factory New, New Material, New Surplus, Overhauled, Serviceable, Repairable, and AS Removed / Used material will be accompanied by a Certificate of Conformance, and any other documents/trace when applicable. We have a 7 year record retention.

Quality inspections icon

Quality | ISO 9001:2015 + AS9120B

We are committed to quality and follow an AS9120 quality management system. AeroBase Group is HAZMAT certified and registered with DDTC, ITAR, and Aviation Suppliers Association (ASA). All products are 100% inspected.

Quality Commitment »

Shipping icon

Shipping

Delivery of IN-STOCK orders ship same-day when order is placed before 2:00 PM EST.

Delivery dates for NON-STOCK items are estimates based on current backlog and are subject to confirmation at the time of order.

Formal Definition

Government issue definition of NSN 3020-00-204-0154

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

Import / Export

Schedule B Classification
Schedule B Number
NAIC National Association of Insurance Commissioners
End Use A classification system for U.S. exported and imported merchandise based on principal use rather than the physical characteristics of the merchandise. End-Use codes are assigned by the Bureau of Economic Analysis under the U.S. Department of Commerce.
SITC Commodity classification system defined by the United Nations.
USDA
HITECH
Schedule B:
8483409000
NAICS:
333612
End Use Class:
21180
SITC:
74840
USDA:
1
HITECH:
0

Schedule B Codes Definitions:

Schedule B 8483409000

Gears and Gearing, Other Than Toothed Wheels, Chain Sprockets and Other Transmission Elements Entered Separately

End Use Code 21180

Industrial Machines, Other

Standard Intl. Trade Class (SITC) 74840

Gears and Gearing; Ball Screws; Gear Boxes and Other Speed Changers (including Torque Converters)

Freight

Universal / National freight and handling information
NMFC
Class
UFC
LTL
LCL
WCC
TCC
SHC
ADC
ACC
NMFC:
197339
NMF Description:
Wheels Cog/gear/pinion I/s
UFC:
96710
LTL:
65.0
LCL:
60.0
WCC:
593
TCC:
Z
SHC:
9
ADC:
A
ACC:
B

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 593

Motors and parts, (machinery and parts),(less than 35 feet).

Air Commodity (ACC) B

Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater.

Air Dimensions (ADC) A

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

Air Special Handling (SHC) 9

Other or no special handling required (sh)

Manufacturers

This NSN is registered to the following cage codes.
Compare Now »
Clear | Hide