Model: 549158-1

Spur Gear Sector

Special Features:

Two, seven tooth sectors located 90 degrees apart, tooth face in line w/ bore

Properties:

Attachment Method
Mounting hole
Teeth Quantity
76
Bore Style
Plain both ends
Backlash Designation
Grade b
Hardness Rating
34.0 rockwell c body and 38.0 rockwell c body
Hardness Rating
85.5 rockwell superficial 15-n teeth
Mounting Hole Type And Quantity
2 countersunk axially through body, first end
Nominallength
0.760 inches
Tooth Form
Special
Pressure Angle
20.0000 degrees
Face Width
0.335 inches
Bore Diameter
0.690 inches both ends
Outside Radius
1.343 inches
Mounting Hole Diameter
0.190 inches axially through body, first end
Bolt Hole Circle Diameter
1.162 inches axially through body, first end
Material
Steel comp 4340
Material Specification
Mil-s-5000 military specification single material response
Surface Treatment
Cadmium body
Surface Treatment Specification
Qq-p-416, type 1, class 2 federal specification single treatment response body
NSN
3020-00-822-3221
Part Number
549158-1
Description
Gear Sector,spur
CAGE
70210

A gear sector with complements of spur gear teeth.

Part 549158-1 NSN 3020-00-822-3221

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
28377
FIIG:
A27300
Concept No.:
1
App. Key:
AP
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:
--
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:
121870
UFC:
64910
LTL:
77.5
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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