Model: FD8774

Worm Gear

Properties:

Pitch Diameter
Between 0.6670 inches and 0.6720 inches
Face Type
Straight
Bore Style
Hex both ends
Hardness Rating
0.010 rockwell superficial 15-n
Outside Diameter
0.797 inches
Width Across Flats
0.382 inches both ends
Thread Form Quantity
1
Thread Form Direction
Left-hand
Pressure Angle
20.0000 degrees
Helix Angle
20.6640 degrees
Face Width
0.781 inches
Counterbore Depth
0.296 inches both ends
Counterbore Diameter
0.500 inches both ends
Material
Steel comp 1018
Material Specification
Qq-s-633 federal specification single material response
Surface Treatment
Phosphate
Surface Treatment Specification
-c-16232 military specification single treatment response
Style Designator
Hubless
NSN
3020-00-287-8215
Part Number
FD8774
Description
Gear,worm
CAGE
63477

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

Part FD8774 NSN 3020-00-287-8215

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:
SX
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:
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:
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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