Model: 741C289-1

Worm Shaft

Properties:

End Similarity
Not identical
Overall Length
18.500 inches
Teeth Hardness Rating
Between 39.0 rockwell c and 42.0 rockwell c
Worm Thread Quantity
3
Worm Thread Lead
1.800 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
25.000
Worm Helix Angle
15 degrees 54 min 37.46 sec
Worm Outside Diameter
Between 2.312 inches and 2.314 inches
Worm Pitch Diameter
2.010 inches
Shaft Hardness Rating
Between 39.0 rockwell c and 42.0 rockwell c
Worm Thread Section Length
6.500 inches
Worm Body Length
9.062 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.056 inches first end, second portion
Straight Unthreaded Length
0.068 inches second end, third portion
Straight Unthreaded Length
0.060 inches first end, second portion
Straight Unthreaded Length
0.072 inches second end, third portion
Straight Unthreaded Length
0.240 inches second end, fourth portion
Straight Unthreaded Length
0.250 inches second end, first portion
Straight Unthreaded Length
0.828 inches first end, first portion
Straight Unthreaded Length
0.924 inches first end, third portion
Straight Unthreaded Length
0.928 inches first end, third portion
Straight Unthreaded Length
1.437 inches second end, second portion
Straight Unthreaded Length
1.438 inches second end, second portion
Straight Unthreaded Length
6.250 inches second end, fifth portion
Straight Unthreaded Section Diameter
1.306 inches first end, second portion
Straight Unthreaded Section Diameter
1.314 inches first end, second portion
Straight Unthreaded Section Diameter
1.3781 inches first end, first portion
Straight Unthreaded Section Diameter
1.485 inches second end, third portion
Straight Unthreaded Section Diameter
1.495 inches second end, third portion
Straight Unthreaded Section Diameter
1.3785 inches first end, first portion
Straight Unthreaded Section Diameter
1.4995 inches second end, fifth portion
Straight Unthreaded Section Diameter
1.5000 inches second end, fifth portion
Straight Unthreaded Section Diameter
1.5753 inches second end, fourth portion
Straight Unthreaded Section Diameter
1.5753 inches second end, second portion
Straight Unthreaded Section Diameter
1.5749 inches second end, fourth portion
Straight Unthreaded Section Diameter
1.5749 inches second end, second portion
Straight Unthreaded Section Diameter
2.000 inches second end, first portion
Unthreaded Section Keyway Width
0.3700 inches second end, fifth portion
Unthreaded Section Keyway Width
0.3720 inches second end, fifth portion
Unthreaded Section Keyway Depth
0.1875 inches second end, fifth portion
Material
Steel, b50am400-j, general electric co
Material
Steel, b50am400-j, general electric co
Fsc Application Data
Steam turbine
NSN
3040-00-585-8590
Part Number
741C289-1
Description
Worm Shaft
CAGE
81893

A drive shaft having helical thread(s) on a portion of its outer surface, machined bearing surface(s) and facilities for driving (other than a hub) on one or both ends of shaft. Designed to mate with a cam, gear sector, worm wheel, etc. Includes items with bearings. Excludes items having more than one worm complement of helical threads, items with a separate complement of gear teeth, and gear, worm.

Part 741C289-1 NSN 3040-00-585-8590

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
18249
FIIG:
T246-C
Concept No.:
App. Key:
CA
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:
019940
UFC:
08170
LTL:
85.0
LCL:
--
WCC:
581
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8483105000
  • SITC: 74810
  • End Use: Industrial machines, other
  • NAICS: 333613
  • USDA: 1

Freight Class: Transmission shafts and cranks, except camshafts and crankshafts

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