Model: 77C708936-1

Gear Cluster

Properties:

Attachment Method
Mounting hole
Bore Style
Plain both ends
Design Type
Spur all gears
Backlash Designation
Grade c all gears
Construction
Solid
Outside Diameter
0.801 inches first gear
Outside Diameter
0.406 inches second gear
Nominallength
0.562 inches
Hub Length
0.250 inches between first and second gear
Bore Diameter
0.187 inches both ends
Hub Style Designator
Plain between first and second gear
Hub Diameter
0.315 inches between first and second gear
Precision Classification
Quality number 11 all gears or quality number 12 all gears
Material
Steel comp 302 or steel comp 303 or steel comp 303se
Material Specification
Qq-s-763, cond a federal specification 1st material response or qq-s-764, cond a federal specification 2nd material response or qq-s-764, cond a federal specification 3rd material response
Surface Treatment
Passivate
Surface Treatment Specification
Mil-f-14072, finish e300 military specification single treatment response
NSN
3020-00-997-0275
Part Number
77C708936-1
Description
Gear Cluster
CAGE
03538

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 77C708936-1 NSN 3020-00-997-0275

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:
A
ESD:
ESD:
MMAC:
CRITL:
X

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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