Model: 127D794-1

Worm Shaft

Properties:

End Similarity
Not identical
Thread Length
0.500 inches second end, first portion
Thread Length
0.563 inches first end, first portion
Overall Length
14.500 inches
Keyway Width
0.188 inches first end, first portion
Keyway Width
0.188 inches second end, first portion
Screw Thread Series Designator
Special /1.133 to 1.137 in. Pitch dia/ first end, first portion
Screw Thread Series Designator
Special /1.133 to 1.137 in. Pitch dia/ second end, first portion
Shaft Thread Direction
Right-hand first end, first portion
Shaft Thread Direction
Right-hand second end, first portion
Teeth Hardness Rating
Between 32.0 rockwell c and 37.0 rockwell c
Worm Thread Quantity
2
Worm Thread Lead
0.7352 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
20.000
Worm Helix Angle
8 deg, 19 min, 16.45 sec
Worm Outside Diameter
1.808 inches
Worm Pitch Diameter
1.600 inches
Shaft Hardness Rating
Between 32.0 rockwell c and 37.0 rockwell c
Worm Thread Section Length
3.500 inches
Worm Body Length
6.125 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.688 inches second end, first portion
Straight Unthreaded Length
0.938 inches first end, first portion
Straight Unthreaded Length
5.438 inches second end, second portion
Straight Unthreaded Section Diameter
0.9995 inches second end, second portion
Straight Unthreaded Section Diameter
1.0000 inches second end, second portion
Straight Unthreaded Section Diameter
1.1815 inches second end, first portion
Straight Unthreaded Section Diameter
1.1812 inches first end, first portion
Straight Unthreaded Section Diameter
1.1812 inches second end, first portion
Straight Unthreaded Section Diameter
1.1815 inches first end, first portion
Unthreaded Section Keyway Width
0.1880 inches first end, first portion
Unthreaded Section Keyway Width
0.1880 inches second end, first portion
Unthreaded Section Keyway Width
0.2450 inches second end, second portion
Unthreaded Section Keyway Width
0.2470 inches second end, second portion
Unthreaded Section Keyway Depth
0.094 inches first end, first portion
Unthreaded Section Keyway Depth
0.094 inches second end, first portion
Unthreaded Section Keyway Depth
0.125 inches second end, second portion
Material
Steel, b50r214, class a, general electric co
Material
Steel, b50r214, class a, general electric co
NSN
3040-00-288-5805
Part Number
127D794-1
Description
Worm Shaft
CAGE
24446

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 127D794-1 NSN 3040-00-288-5805

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:
85.0
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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