Model: 205-040-178-1

Main Driveshaft Coupling
Description:

Coupling.

Properties:

General Description
Steel, ams6490 comp m-50 per bell specification 299-947-087, cadmium-plated qq-p-416 class 2 type 2, gear teeth and splines casehardened, rockwell hardness rating c scale 42 to 46 body core hardness, dim., 2.223 in. Min, 2.225 in. O/a lg, 6.500 in. Nom left flange od, 0.080 in. Flange top w, 6.125 in. Nom right flange od, 0.162 in. Nom right flange w, 5.730 in. Nom od w/seven grooves 5.560 in. Diameter and groove sides at 45.0 degrees angle, right face gear data, 60 teeth, 12 diametral pitch, 20.0 degrees pressure angle, 5.000 in. Pitch dia, 4.883 in. Min, 4.886 in. Minor dia, 5.1715 in. Min, 5.1750 in. Max major dia, id involute spline data, 4.883 in. Min, 4.886 in. Max line dia, 1.224 in. Nom spline lg, 16.21 degrees minor dia, 26.40 degrees major dia, eight equally spaced threaded holes 0.250-28 unf class 1b on 6.000 in. Bolt circle diameter on left flange
NSN
1615-00-076-1486
Part Number
205-040-178-1
Description
Coupling,main Driveshaft
CAGE
97499

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:
F

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
11.0 X 11.0 X 8.0
Paclk Weight:
10.0000lbs
Item Weight:
3.0000lbs
Item Dim:
007000700040
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
19
LVL_A:
F
LVL_B:
0

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
RATING VARIABLE
WCC:
671
TCC:
Z
SHC:
9
ACC:
Equipment for Aircraft

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Schedule B and Export
  • Schedule B: 8803100060
  • SITC: 79291
  • End Use: Parts for military-type goods
  • NAICS: 336413
  • USDA: 1

Freight Class: Propellers and rotors and parts thereof, for use in military aircraft

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