Model: 2640-343X2

Gear Cluster

Properties:

Bore Style
Plain both ends
Design Type
Spur all gears
Construction
Solid
Hardness Rating
39.0 rockwell c and 42.0 rockwell c
Outside Diameter
3.567 inches second gear
Outside Diameter
4.167 inches first gear
Nominallength
2.590 inches
Hub Length
0.402 inches second end
Hub Length
0.438 inches first end
Bore Diameter
2.531 inches both ends
Hub Style Designator
Plain both ends
Hub Diameter
3.062 inches second end
Hub Diameter
3.250 inches first end
Material
Steel comp 4340
Material Specification
66a1isi/sae4340 federal standard single material response
Surface Treatment
Oxide
NSN
3020-01-075-6674
Part Number
2640-343X2
Description
Gear Cluster
CAGE
96169

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.

Part 2640-343X2 NSN 3020-01-075-6674

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
36636
FIIG:
A270A0
Concept No.:
App. Key:
A
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
3.3000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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