Model: Z7F120APREC1

Spur Antibacklash Gear

Properties:

Pitch Diameter
Between 1.6657 inches and 1.6667 inches
Teeth Quantity
120
Bore Style
Plain both ends
Outside Diameter
1.693 inches
Tooth Form
Standard
Pressure Angle
20.0000 degrees
Distance Between Body Face And Protruding Hub End
0.221 inches first end
Face Width
0.104 inches
Bore Diameter
0.250 inches both ends
Hub Style Designator
Split first end
Hub Diameter
0.312 inches first end
Clamping Surface Length
0.190 inches first end
Precision Classification
Quality number 10 or quality number 11
Material
Aluminum alloy 2024 teeth
Material
Steel comp 303 hub
Material Specification
Qq-s-764, type 303, cond 4 federal specification single material response hub
Surface Treatment
Anodize teeth
Surface Treatment
Passivate hub
Surface Treatment Specification
171 finish no 5.4.1 military standard 2nd treatment response hub
Surface Treatment Specification
Mil-a-8625 type 1 military specification 1st treatment response teeth
Style Designator
Protruding hub
NSN
3020-00-041-2535
Part Number
Z7F120APREC1
Description
Gear,antibacklash,spur
CAGE
00328

An item having one fixed gear and one free gear, both having the same complement of spur gear teeth, mounted on a common hub. The free gear is attached to the fixed gear by springs and operates as one gear. Upon installation with the mating gear, the teeth of the free moving gear are preset to mesh with teeth other than those of the fixed gear. This spring tension between the fixed gear and the free gear eliminates any free motion between the driver and the driven gear. The gear is used where identical and accurate transmitted motion between gears is required.

Part Z7F120APREC1 NSN 3020-00-041-2535

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
26668
FIIG:
A27300
Concept No.:
App. Key:
AC
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:
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:
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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