Model: 740878

Cylindrical Roller Bearing

Special Features:

Silver plate cage 0.0005-0.0015 thk on land riding surfaces and pockets per ams 2412 no strike metal, reqd bake 475-500f 2 hrs to check for bond

Properties:

Bore Diameter
Between 0.9841 inches and 0.9843 inches
Overall Outside Diameter
Between 2.4406 inches and 2.4409 inches
End Application
Aircraft eng j-57
Outer Ring Width
Between 0.6643 inches and 0.6693 inches
Inner Ring Width
Between 0.8100 inches and 0.8150 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Bore Shape
Straight
Locating Feature
Nonlocating
Internal Clearance
0.0004 inches bias megawatts and 0.0018 inches angular megawatts
Standard Tolerance Designation
Rbec no.5
Material
Steel inner ring
Material
Steel outer ring
Material
Steel roller
Material Specification
Pwa 723, fscm 77445 mfr ref single material response inner ring
Material Specification
Pwa 723, fscm 77445 mfr ref single material response outer ring
Material Specification
Pwa 723, fscm 77445 mfr ref single material response roller
Style Designator
Solid inner and outer races
NSN
3110-00-864-9379
Part Number
740878
Description
Bearing,roller,cylindrical
CAGE
38443

A nonadjustable roller bearing consisting of a single or multiple-row of hardened cylindrical rollers and a retainer used with or without inner or oute r rings. Excludes bearing, roller, airframe.

Part 740878 NSN 3110-00-864-9379

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00015
FIIG:
A044A0
Concept No.:
App. Key:
L
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:
S
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:
M
SPI No.:
SPI Rev.:
SPC Mkg:
51
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
114820
UFC:
58860
LTL:
77.5
LCL:
--
WCC:
742
TCC:
Z
SHC:
9
ACC:
Trailers/Vehicles

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Schedule B and Export
  • Schedule B: 8482500000
  • SITC: 74650
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Other cylindrical roller bearings

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