Model: FF-B-187

Tapered Roller Bearing

Properties:

Overall Width
2.1250 inches
Bore Diameter
2.6250 inches
Flange Outside Diameter
5.6527 inches
Flange Width
0.3125 inches
Backface Corner Radius
0.1250 inches
Standout Width
0.6875 inches
Cone Corner Radius
0.1710 inches
Cone Width
2.2050 inches
Cup Width
1.7500 inches
Cup Outside Diameter
5.3447 inches
Retainer Fabrication Method
Pressed
Standard Tolerance Designation
Afbma class 2
Material
Steel
Style Designator
Straight bore, flanged cup, normal angle
Nondefinitive Specification/std Data
755 type
NSN
3110-00-277-0179
Part Number
FF-B-187
Description
Bearing,roller,tapered
CAGE
81348

A cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. Excludes bearing, roller, thrust.

Part FF-B-187 NSN 3110-00-277-0179

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00021
FIIG:
A044A0
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:
U
ESD:
ESD:
MMAC:
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
5.0000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
M
SPI No.:
SPI Rev.:
SPC Mkg:
ZZ
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: 8482200030
  • SITC: 74620
  • End Use: Industrial machines, other
  • NAICS: 332991
  • USDA: 1

Freight Class: Tapered roller bearings, cup and cone assemblies entered as a set, wheel hub units, other than flanged

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