Model: 8171744

Worm Shaft

Properties:

End Similarity
Not identical
Overall Length
3.7187 inches
Teeth Hardness Rating
B scale, 94
Worm Thread Quantity
1
Worm Thread Lead
0.0984 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
14.500
Worm Helix Angle
85 degrees 55 min
Worm Outside Diameter
Between 0.495 inches and 0.501 inches
Worm Pitch Diameter
0.4389 inches
Shaft Hardness Rating
B scale, 94
Worm Thread Section Length
0.375 inches
Worm Body Length
0.375 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
One end of worm
Straight Unthreaded Length
0.500 inches first end, first portion
Straight Unthreaded Length
0.500 inches first end, second portion
Straight Unthreaded Length
1.1007 inches first end, fourth portion
Straight Unthreaded Length
1.243 inches first end, third portion
Straight Unthreaded Section Diameter
0.259 inches first end, fourth portion
Straight Unthreaded Section Diameter
0.259 inches first end, second portion
Straight Unthreaded Section Diameter
0.270 inches first end, third portion
Straight Unthreaded Section Diameter
0.263 inches first end, fourth portion
Straight Unthreaded Section Diameter
0.263 inches first end, second portion
Straight Unthreaded Section Diameter
0.345 inches first end, first portion
Material
Steel
Material
Steel
Surface Treatment
Passivate
Surface Treatment
Passivated
NSN
3040-00-563-3837
Part Number
8171744
Description
Worm Shaft
CAGE
18876

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 8171744 NSN 3040-00-563-3837

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
5.0 X 3.0 X 0.6
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
RATING VARIABLE
LCL:
--
WCC:
658
TCC:
Z
SHC:
9
ACC:
Instruments/Radio

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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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