Model: 2455-57

Worm Gear

Properties:

Pitch Diameter
2.2500 inches
Face Type
Straight
Bore Style
10a w/ keyway both ends
Bore Style
W/ keyway both ends
Outside Diameter
2.646 inches
Thread Form Quantity
1
Thread Form Direction
Right-hand
Pressure Angle
14.5000 degrees
Helix Angle
4.9663 degrees
Face Width
3.609 inches
Bore Diameter
0.998 inches both ends
Keyway Width
0.250 inches both ends
Distance From Bore Center To Keyway Bottom
0.593 inches both ends
Material
Nickel alloy
Material Specification
Mil-n-994c, class a military specification single material response
Style Designator
Hubless
NSN
3020-00-272-6042
Part Number
2455-57
Description
Gear,worm
CAGE
96169

A gear with teeth on its outer surface in the form of helical threads.

Part 2455-57 NSN 3020-00-272-6042

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05467
FIIG:
A27300
Concept No.:
1
App. Key:
AJ
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:
--
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
139780
UFC:
70190
LTL:
125.0
LCL:
--
WCC:
576
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

Freight Class: Gears and gearing, other than toothed wheels, chain sprockets and other transmission elements entered separately

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