Model: W21562

Worm Shaft

Properties:

End Similarity
Not identical
Overall Length
1.959 inches
Worm Thread Quantity
4
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
20.000
Worm Outside Diameter
0.375 inches
Worm Pitch Diameter
Between 0.322 inches and 0.325 inches
Shaft Hardness Rating
Between 48.0 rockwell c and 53.0 rockwell c
Worm Thread Section Length
0.750 inches
Worm Body Length
1.326 inches
Shaft Location
One end of worm
Straight Unthreaded Length
0.196 inches first end, first portion
Straight Unthreaded Length
0.200 inches second end, second portion
Straight Unthreaded Length
0.237 inches second end, first portion
Straight Unthreaded Section Diameter
0.197 inches first end, first portion
Straight Unthreaded Section Diameter
0.197 inches second end, first portion
Straight Unthreaded Section Diameter
0.197 inches second end, second portion
Unthreaded Section Keyway Width
0.1720 inches second end, first portion
Unthreaded Section Keyway Width
0.1720 inches second end, second portion
Unthreaded Section Keyway Width
0.1770 inches first end, first portion
Unthreaded Section Keyway Width
0.1770 inches second end, first portion
Unthreaded Section Keyway Width
0.1770 inches second end, second portion
Unthreaded Section Keyway Width
0.1720 inches first end, first portion
Unthreaded Section Pin Hole Diameter
0.0930 inches first end, first portion
Unthreaded Section Pin Hole Diameter
0.1500 inches second end, second portion
Unthreaded Section Pin Hole Diameter
0.1470 inches second end, second portion
Material
Steel sae 4140
Material
Steel sae 4140
NSN
3040-00-490-4858
Part Number
W21562
Description
Worm Shaft
CAGE
70255

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 W21562 NSN 3040-00-490-4858

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:
SX
CRITL:
X

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
60.0
WCC:
593
TCC:
Z
SHC:
Z
ACC:
Equipment for Aircraft

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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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