Model: 740844

Cylindrical Roller Bearing

Special Features:

Cage silver plate per ams 2412 0.0005-0.0015 thk on land riding surfaces and roller pockets, no strike metal req bake 475-500f 2 hrs. Check bond

Properties:

Overall Width
Between 0.4674 inches and 0.4724 inches
Bore Diameter
Between 1.5746 inches and 1.5748 inches
Overall Outside Diameter
Between 2.4406 inches and 2.4409 inches
Surface Finish
Ground
Retainer Fabrication Method
Machined
Bore Shape
Straight
Locating Feature
One direction
Internal Clearance
0.0016 inches bias megawatts and 0.0025 inches angular megawatts
Internal Clearance
0.0016 inches radial and 0.0025 inches angular megawatts
Standard Tolerance Designation
Rbec no.5
Material
Copper alloy retainer
Material
Steel comp e52100 seal
Material
Steel comp 8620 outer ring
Material
Steel comp 8620 shaft
Material Specification
Ams 4616 assn standard single material response retainer
Material Specification
Ams 6274 assn standard single material response outer ring
Material Specification
Ams 6274 assn standard single material response shaft
Material Specification
Ams 6440 assn standard single material response seal
Style Designator
252e single row, one-direction locating, two lip inner ring, one lip outer ring, separable
Style Designator
Single row, one-direction locating, two lip inner ring, one lip outer ring, separable
NSN
3110-00-121-9798
Part Number
740844
Description
Bearing,roller,cylindrical
CAGE
77445

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 740844 NSN 3110-00-121-9798

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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.3000lbs
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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