Model: 7954478

Worm Shaft

Properties:

End Similarity
Not identical
Overall Length
17.594 inches
Teeth Hardness Rating
C scale 58 to 63
Worm Thread Quantity
1
Worm Thread Lead
0.875 inches
Worm Thread Direction
Left-hand
Worm Pressure Angle In Deg
27.500
Worm Helix Angle
4 degrees 57 min
Worm Outside Diameter
Between 3.774 inches and 3.776 inches
Worm Pitch Diameter
3.216 inches
Shaft Hardness Rating
C scale 17 to 35
Worm Thread Section Length
3.750 inches
Worm Body Length
Between 11.066 inches and 11.076 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.125 inches second end, first portion
Straight Unthreaded Length
0.125 inches first end, first portion
Straight Unthreaded Length
0.875 inches second end, second portion
Straight Unthreaded Length
0.875 inches first end, fourth portion
Straight Unthreaded Length
0.875 inches first end, second portion
Straight Unthreaded Length
1.032 inches second end, third portion
Straight Unthreaded Length
1.156 inches first end, third portion
Straight Unthreaded Length
1.438 inches second end, fourth portion
Straight Unthreaded Section Diameter
1.498 inches first end, fourth portion
Straight Unthreaded Section Diameter
1.500 inches first end, fourth portion
Straight Unthreaded Section Diameter
1.500 inches second end, fourth portion
Straight Unthreaded Section Diameter
1.498 inches second end, fourth portion
Straight Unthreaded Section Diameter
1.750 inches first end, first portion
Straight Unthreaded Section Diameter
1.767 inches first end, third portion
Straight Unthreaded Section Diameter
1.767 inches second end, third portion
Straight Unthreaded Section Diameter
1.750 inches second end, first portion
Straight Unthreaded Section Diameter
1.765 inches first end, third portion
Straight Unthreaded Section Diameter
1.765 inches second end, third portion
Straight Unthreaded Section Diameter
1.7710 inches second end, second portion
Straight Unthreaded Section Diameter
1.7715 inches first end, second portion
Straight Unthreaded Section Diameter
1.7715 inches second end, second portion
Straight Unthreaded Section Diameter
1.7710 inches first end, second portion
Material
Steel, mil-s-13048, 8642, 4140 or 8740
Material
Steel, mil-s-13048, 8642, 4140 or 8740
NSN
3040-00-231-0219
Part Number
7954478
Description
Worm Shaft
CAGE
19207

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 7954478 NSN 3040-00-231-0219

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:
20.0 X 10.0 X 10.0
Paclk Weight:
15.0000lbs
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:
019940
UFC:
08170
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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