Model: 905J913-4

Worm Shaft

Properties:

End Similarity
Not identical
Thread Length
0.750 inches first end, third portion
Overall Length
13.375 inches
Shaft Thread Size
In.-18
Screw Thread Series Designator
Unef-2a first end, third portion
Shaft Thread Direction
Right-hand first end, third portion
Teeth Hardness Rating
Between 56.0 rockwell c and 62.0 rockwell c
Worm Thread Quantity
1
Worm Thread Lead
0.750 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
14.500
Worm Helix Angle
7 degrees 35 min
Worm Outside Diameter
2.271 inches
Worm Pitch Diameter
1.794 inches
Shaft Hardness Rating
C scale 24 min
Worm Thread Section Length
3.000 inches
Worm Body Length
3.000 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
1.000 inches second end, second portion
Straight Unthreaded Length
1.4735 inches second end, first portion
Straight Unthreaded Length
1.4375 inches first end, second portion
Straight Unthreaded Length
1.562 inches first end, first portion
Straight Unthreaded Length
4.125 inches second end, third portion
Straight Unthreaded Section Diameter
1.4375 inches first end, first portion
Straight Unthreaded Section Diameter
1.4375 inches second end, first portion
Straight Unthreaded Section Diameter
0.9995 inches second end, third portion
Straight Unthreaded Section Diameter
1.000 inches second end, third portion
Straight Unthreaded Section Diameter
1.1810 inches first end, second portion
Straight Unthreaded Section Diameter
1.1810 inches second end, second portion
Straight Unthreaded Section Diameter
1.1814 inches first end, second portion
Straight Unthreaded Section Diameter
1.1814 inches second end, second portion
Unthreaded Section Keyway Width
0.2460 inches second end, third portion
Unthreaded Section Keyway Depth
0.134 inches second end, third portion
Material
Steel, aisi8620
Material
Steel, aisi8620
Fsc Application Data
Steam turbine
NSN
3040-00-684-1461
Part Number
905J913-4
Description
Worm Shaft
CAGE
90099

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 905J913-4 NSN 3040-00-684-1461

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
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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