Model: 526489-2

Worm Shaft

Properties:

End Similarity
Not identical
Thread Length
0.190 inches first end, second portion
Overall Length
3.190 inches
Shaft Thread Size
5/16-24
Screw Thread Series Designator
Unf first end, second portion
Shaft Thread Direction
Right-hand first end, second portion
Teeth Hardness Rating
Between 35.0 rockwell c and 43.0 rockwell c
Worm Thread Quantity
3
Worm Thread Lead
0.612 inches
Worm Thread Direction
Right-hand
Worm Pressure Angle In Deg
20.000
Worm Helix Angle
19 degrees 19 min
Worm Outside Diameter
0.674 inches
Worm Pitch Diameter
0.555 inches
Shaft Hardness Rating
N scale 15
Worm Thread Section Length
1.050 inches
Worm Body Length
1.590 inches
Worm Body Tapered Bearing Surface End
Not provided
Shaft Location
Both ends of worm
Straight Unthreaded Length
0.416 inches first end, first portion
Straight Unthreaded Length
1.000 inches second end, first portion
Straight Unthreaded Section Diameter
0.374 inches first end, first portion
Straight Unthreaded Section Diameter
0.375 inches second end, first portion
Threaded Section Pin Hole Diameter
0.079 inches first end, second portion
Material
Steel, ams 6260
Material
Steel, ams 6260
Surface Treatment
Oxide
Surface Treatment
Black oxide
Fsc Application Data
Scoop, ram air, p/n 240246, b52
NSN
3040-00-819-2999
Part Number
526489-2
Description
Worm Shaft
CAGE
70210

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 526489-2 NSN 3040-00-819-2999

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:
133300
UFC:
63220
LTL:
RATING VARIABLE
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
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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