3020-00-346-7696

Gear Cluster email this page

Model or part number: 7666399

Pricing & Availability

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About this product
Wfirst gear 1.78125 in. Pitch dia;57 teeth 14.500 deg involute x 0.380 in. Thk;second gear 1.4275 in. Pitch dia;42 teeth 14.500 deg involute x 0.135in. Thk;third gear 1.000 in. Pitch dia;16 teeth 14.500 deg involute x 0.500 in. Thk

Description

Spur-transfer Housing Drive Gear Cluster NSN 3020-00-346-7696.

pdf NSN 3020-00-346-7696 Datasheet

MRC:
The style designation indicating the configuration that most nearly corresponds to the appearance of the bore.ANTP
Bore Style:
W/counterbore first counterbore first end
MRC:
Indicates the design type of the item.APGF
Design Type:
Spur all gears
MRC:
The structural characteristic of the item.CQCF
Construction:
Solid
MRC:
A numeric value that reflects the hardness of an item when used in conjunction with a hardness rating scale.CQFM
Hardness Rating:
56.0 rockwell c or 60.0 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:
1.843 inches second gear
MRC:
The nominal dimension measured along the longitudinal axis with terminated points at the extreme ends of the item.CWFR
Nominallength:
1.473 inches
MRC:
A nominal measurement of the longest dimension of the hub,in distinction from width.CWQN
Hub Length:
0.370 inches between second and third gear
MRC:
The nominal length of a straight line which passes through the center of a bore,and terminates at the circumference.CWRS
Bore Diameter:
1.213 inches first counterbore first end
MRC:
A nominal measurement between specified points of the counterbore,in distinction from height.CWTB
Counterbore Depth:
0.291 inches second end
MRC:
The nominal length of a straight line which passes through the center of the counterbore,and terminates at the circumference.CWTG
Counterbore Diameter:
1.313 inches second end
MRC:
The chemical compound or mechanical mixture properties of which the item is fabricated.MATT
Material:
Steel comp 303se
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.MDCL
Material Specification:
Qq-s-624 al 4150 federal specification single material response
MRC:
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.SFTT
Surface Treatment:
Passivate
MRC:
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.STDC
Surface Treatment Specification:
Mil-p-12011 fn 22.04 gr 1 military specification single treatment response
MRC:
--
NIIN:
003467696
MRC:
--
NATO Stock Number:
3020-00-346-7696
MRC:
--
Shelf Life:
N/A
MRC:
--
UOM:
--
MRC:
--
DEMIL:
No
MRC:
N/A
MIL-STD
MIL-P-12011 Spec.
FIIG:
--
FIIG:
A270A0
MRC:
--
INC:
36636
MRC:
--
IMM:
AX
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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.

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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.

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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 3020-00-346-7696

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 complement(s) or gear teeth, see gearshaft (as modified). Excludes gear subassembly, speed decreaser.

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:
146250
NMF Description:
Guns Noi(cannon Howitzr Mortar)sub2
UFC:
73060
LTL:
100.0
LCL:
--
WCC:
683
TCC:
Z
SHC:
9
ADC:
A
ACC:
2

Freight Codes Definitions:

Cargo Type (TCC) Z

No special type of cargo code applicable.

Water Commodity (WCC) 683

Launcher, rocket/grenade, other than self-propelled.

Air Commodity (ACC) 2

Arms/weapons (all types including inert component parts). when a 2" is indicated in the first position, then the special handlin.

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.
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