Model: 117D2971REVD4

Gear Cluster

Properties:

Attachment Method
Mounting hole
Bore Style
W/stepped counterbore first end
Design Type
Spur first gear
Design Type
Spur second gear
Construction
Solid
Hardness Rating
50.0 rockwell c teeth and 60.0 rockwell c teeth
Outside Diameter
1.556 inches second gear
Outside Diameter
4.550 inches first gear
Nominallength
4.120 inches
Hub Length
0.670 inches second end
Hub Length
1.080 inches between first and second gear
Bore Diameter
0.440 inches both ends
Counterbore Depth
1.240 inches first end
Counterbore Diameter
1.181 inches first end
Hub Style Designator
1 step second end
Hub Style Designator
3 steps between first and second gear
Hub Diameter
0.751 inches second end
Hub Diameter
2.020 inches between first and second gear
Precision Classification
Quality number 10 all gears
Material
Steel comp 8620
Material Specification
Qq-s-624 federal specification single material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-std-171, finish no.5.3.1 or no.5.3.2 military standard single treatment response
NSN
3020-00-525-9937
Part Number
117D2971REVD4
Description
Gear Cluster
CAGE
26420

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 117D2971REVD4 NSN 3020-00-525-9937

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:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
4.0000lbs
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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