Model: 10681879

Worm Shaft

Properties:

End Similarity
Not identical
Thread Length
0.360 inches second end, fifth portion
Overall Length
4.020 inches
Shaft Thread Size
1/4-28
Screw Thread Series Designator
Unf second end, fifth portion
Shaft Thread Direction
Right-hand second end, fifth portion
Section Shape
Flatted round first end, third portion
Worm Thread Quantity
4
Worm Thread Direction
Left-hand
Worm Pressure Angle In Deg
25.000
Worm Outside Diameter
0.582 inches
Worm Pitch Diameter
0.500 inches
Worm Thread Section Length
0.670 inches
Worm Body Length
0.750 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.032 inches first end, second portion
Straight Unthreaded Length
0.032 inches second end, second portion
Straight Unthreaded Length
0.040 inches second end, fourth portion
Straight Unthreaded Length
0.334 inches first end, first portion
Straight Unthreaded Length
0.499 inches second end, third portion
Straight Unthreaded Length
0.975 inches second end, first portion
Straight Unthreaded Section Diameter
0.188 inches second end, fourth portion
Straight Unthreaded Section Diameter
0.240 inches first end, second portion
Straight Unthreaded Section Diameter
0.240 inches second end, second portion
Straight Unthreaded Section Diameter
0.249 inches second end, third portion
Straight Unthreaded Section Diameter
0.335 inches first end, first portion
Straight Unthreaded Section Diameter
0.335 inches second end, first portion
Shaft Section Size
Flatted round 0.990 in. Lg; 0.249 in. Dia; 0.380 in. Lg of flat; 0.031 in. Flat dp 4.020 in. Nom first end, third portion first end, third portion
Shaft Section Size
Flatted round 0.990 in. Lg; 0.249 in. Dia; 0.380 in. Lg of flat; 0.031 in. Flat dp 4.020 in. Nom first end, third portion
Material
Steel, corrosion resisting
Material
Stainless steel
Surface Treatment
Passivate
Surface Treatment
Passivated
NSN
3040-00-408-4703
Part Number
10681879
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 10681879 NSN 3040-00-408-4703

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:
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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