4M9933

Helical Gear

NSN 3020-00-851-4716

DEMIL
Shelf Life
UOM
NIIN
Demil:
NO
Shelf Life:
N/A
UOM:
1 EA
NIIN:
008514716

Product Features

45 degrees 3.156 in. Diameter countersink in bore on 1st end, letter b stamped on center line of tooth 73 degrees 5 min 54 sec ccw from center line of keyway, letter c stamped on centerline of tooth 130 degrees 54 min 6 sec cw from center line of keyway

Technical Specifications of NSN

Body Style:
Plain, solid
Pitch Diameter:
4.2000 inches
Teeth Quantity:
40
Bore Style:
10a w/ keyway both ends
Hardness Rating:
77.0 rockwell c and 81.0 rockwell c
Outside Diameter:
4.400 inches
Teeth Type:
Single helix
Tooth Form:
Standard
Tooth Direction:
Left
Pressure Angle:
20.0000 degrees
Helix Angle:
17.7528 degrees
Distance Between Body Face And Protruding Hub End:
0.314 inches first end
Face Width:
0.750 inches
Bore Diameter:
2.566 inches both ends
Keyway Width:
0.189 inches both ends
Distance From Bore Center To Keyway Bottom:
1.385 inches both ends
Hub Style Designator:
Plain first end
Hub Diameter:
3.500 inches first end
Material:
Steel
Style Designator:
Protruding hub
NSN:
3020-00-851-4716
Item Name:
Herringbone Gear
Cage Code:
25496

Other Related Parts

Part Number
Cage
RNCC
RNVC
RNAAC
Status
MSDS
SADC
Part Number:
4M9933
Cage Code:
11083
RNCC:
3
RNVC:
2
RNAAC:
AX
Status:
A
MSDS:
SADC:
Part Number:
1634410
Cage Code:
19207
RNCC:
3
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:
U.S. MARINE CORPS U.s. Marine Corps
DSOR:
User:
DEPARTMENT OF THE NAVY Dept. of the Navy
DSOR:
User:
U.S. COAST GUARD U.s. Coast Guard
DSOR:
User:
SPAIN Spain
DSOR:
User:
ISRAEL Israel
DSOR:
User:
KUWAIT Kuwait
DSOR:
User:
AUSTRALIA Australia
DSOR:
User:
FRANCE France
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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