Model: 752-6406839-79

Worm Shaft

Properties:

End Similarity
Not identical
Thread Length
0.380 inches first end, first portion
Overall Length
2.840 inches
Screw Thread Series Designator
Unc first end, first portion
Shaft Thread Direction
Right-hand first end, first portion
Worm Thread Quantity
1
Worm Thread Lead
12.800 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
20.0000
Worm Helix Angle
3 degrees
Worm Outside Diameter
0.530 inches
Worm Thread Section Length
0.580 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.250 inches second end, third portion
Straight Unthreaded Length
0.440 inches second end, second portion
Straight Unthreaded Length
0.500 inches second end, first portion
Straight Unthreaded Section Diameter
0.410 inches second end, third portion
Straight Unthreaded Section Diameter
0.530 inches second end, second portion
Straight Unthreaded Section Diameter
0.625 inches second end, first portion
Material
Steel
Material
Steel
NSN
3040-01-444-5460
Part Number
752-6406839-79
Description
Worm Shaft
CAGE
53711

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 752-6406839-79 NSN 3040-01-444-5460

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

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
129920
UFC:
65750
LTL:
85.0
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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