Model: 6771177

Worm Gear

Properties:

Spline Quantity
40 both ends
Pitch Diameter
3.4478 inches
Face Type
Straight
Bore Style
Involute spline both ends
Spline Pitch Diameter
2.5000 inches both ends
Features Provided
Casehardened
Outside Diameter
3.525 inches
Thread Form Quantity
8
Thread Form Direction
Left-hand
Pressure Angle
20.0000 degrees
Helix Angle
84.4519 degrees
Face Width
1.174 inches
Bore Diameter
2.592 inches both ends
Material
Steel comp 4140
Material Specification
66 federal standard single material response and aisi/sae 4140 assn standard single material response
Style Designator
Hubless
NSN
3020-00-477-5984
Part Number
6771177
Description
Gear,worm
CAGE
73342

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

Part 6771177 NSN 3020-00-477-5984

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
1.6000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
SPI No.:
SPI Rev.:
SPC Mkg:
LVL_A:
LVL_B:

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
197339
UFC:
96710
LTL:
65.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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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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