Model: 4L4756-1

Ball Bearing Unit

Properties:

Mounting Hole Diameter
Between 0.3670 inches and 0.3870 inches
Bore Diameter
Between 0.3745 inches and 0.3750 inches
Lubrication Fitting Type
Self lubricated
Rolling Element Groove Quantity
1
Alignment Type
Self-aligning
Internal Fit-up Designation
Tight
Assemblylength
Between 3.2400 inches and 3.2600 inches
Block Type
Fixed
Shaft End Type
Closed
Load Capability Type
Radial
Features Provided
Ground rolling element groove
Mounting Hole Type
Round, unthreaded
Material
Aluminum alloy 2024 housing
Material
Stainless steel bearing surface
Material
Stainless steel inner liner
Material
Stainless steel seal
Material Specification
Qq-a-225/6 federal specification single material response housing
NSN
3130-00-803-5052
Part Number
4L4756-1
Description
Bearing Unit,ball
CAGE

An assembled unit, composed of a housing incorporating a single or multiple row ball bearing(s), designed to meet various or specific conditions of mounting.

Part 4L4756-1 NSN 3130-00-803-5052

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30556
FIIG:
A093A0
Concept No.:
App. Key:
A
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:
A
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.2000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
00
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: 8482991050
  • SITC: 74699
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Parts, except inner and outer races, for ball bearings, (including ball bearings with integral shafts)

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