641282

Helical Gear

NSN 3020-00-274-2906

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
002742906

Product Features

Two puller holes, timing mark 51 degrees 58 min plus or minus 30 min ccw from center line of keyway on center line of tooth space

Technical Specifications of NSN

Body Style:
Plain, solid
Pitch Diameter:
3.2015 inches
Teeth Quantity:
28
Bore Style:
10a w/ keyway both ends
Bore Style:
W/ keyway both ends
Hardness Rating:
86.0 rockwell b and 97.0 rockwell b
Outside Diameter:
3.3985 inches
Teeth Type:
Single helix
Tooth Form:
Standard
Tooth Direction:
Left
Pressure Angle:
14.5000 degrees
Helix Angle:
29.0000 degrees
Distance Between Body Face And Protruding Hub End:
0.1350 inches first end
Face Width:
1.062 inches
Bore Diameter:
1.250 inches both ends
Keyway Width:
0.189 inches both ends
Distance From Bore Center To Keyway Bottom:
0.7229 inches both ends
Hub Style Designator:
Plain first end
Hub Diameter:
2.750 inches first end
Material:
Iron cast
Style Designator:
Protruding hub
NSN:
3020-00-274-2906
Item Name:
Herringbone Gear
Cage Code:
28835

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
641282C
Cage Code:
34623
RNCC:
3
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
7741415
Cage Code:
19207
RNCC:
5
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:

Part Identification

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
05464
FIIG:
A27300
Concept No.:
1
App. Key:
AF
Cond. Code:
1
Status:
A

Part Materials

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:
2.1000lbs
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:
197339
UFC:
96710
LTL:
65.0
LCL:
--
WCC:
593
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Pricing & Availability

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Definition Definition of approved item name (AIN): "Herringbone Gear"

A gear, cylindrical in form, with teeth on the outer surface at an angle to the axis of the gear. See also gear, antibacklash, helical:

MOE Major Organizational Entities

Entity
DSOR
User:
DEPARTMENT OF THE ARMY Dept. of the Army
DSOR:
User:
AUSTRIA Austria
DSOR:
User:
SPAIN Spain
DSOR:
User:
THAILAND Thailand
DSOR:
User:
FRANCE France
DSOR:
User:
REPUBLIC OF KOREA Republic of Korea
DSOR:
User:
GREECE Greece
DSOR:
User:
TURKEY Turkey
DSOR:
Import / Export
  • Schedule B: 8483409000
  • SITC: 74840
  • End Use: Industrial machines, other
  • NAICS: 333612
  • USDA: 1

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


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