A1053A126-1

Spur Gear

NSN 3020-01-291-4723

DEMIL
Shelf Life
UOM
NIIN
Demil:
DEMIL/MLI
Shelf Life:
N/A
UOM:
1 EA
NIIN:
012914723

Product Features

Gear has bore both ends; 2 dif dim: side w/mtg holes 1.645 in diameter from center; 2nd 1/2 of gear 1.800 in diameter from center

Product Technical Spec.

Body Style:
Plain, solid
Attachment Method:
Mounting hole
End Application:
B1b aircraft foward fuselage
Pitch Diameter:
3.9000 inches
Teeth Quantity:
78
Mounting Hole Type And Quantity:
2 countersunk axially through body, first end
Outside Diameter:
3.930 inches
Tooth Form:
Standard
Pressure Angle:
20.0000 degrees
Face Width:
0.234 inches
Mounting Hole Diameter:
0.500 inches axially through body, first end
Material:
Steel comp 4340
Material Specification:
Mil-s-5000 military specification single material response
Surface Treatment:
Phosphate
Surface Treatment Specification:
Mil-p-16232 military specification single treatment response
Style Designator:
Hubless
NSN:
3020-01-291-4723
Item Name:
Ribbon Drive Gear
Cage Code:
85941

Cross Referenced Parts

No other part numbers with same form, fit, and function found.

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05466
FIIG:
A27300
Concept No.:
1
App. Key:
AH
Cond. Code:
1
Status:
A

Part Materials

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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197337
UFC:
96690
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Ribbon Drive Gear"

A gear, cylindrical in form, with straight teeth on the outer surface parallel to the axis of the gear. See also gear, antibacklash, spur. For bulk material, see rod, pinion.

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE AIR FORCE Dept. of the Air Force
DSOR:
Import / Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

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


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