Model: 723B16

Ball Bearing Unit

Special Features:

Outside diameter 26.125; contains 64 (.75 dia) balls; two 1/8-27 npt grease fittings are located 180 degrees apart (receased below od) to intersect with the vertical 1/8-27 npt lube holes; hardness rating of races 24-32 rc, balls 63-66rc, raceway induction 58-63rc; has inv stub tooth form, pitch diameter 19, diametral pitch 8, pressure anagle 20 deg, 152 teeth, hardness 24-32rc, circular tooth thickness 0.1963-0.1948; each race is 2.0 inc high, they don't align level, entire assembly is 2.50 high

Properties:

Bore Diameter
Between 18.850 inches and 18.856 inches
End Application
Electronic warfare equipment, nonairborne
Lubrication Fitting Type
Flush
Lubrication Fitting Angle From Horizontal Centerline
0.0 degrees
Part Name Assigned By Controlling Agency
Bearing assembly
Lubrication Material
Grease
Lubrication Material Specification
Mil-c-g-23827 military specification single material response
Material
Rubber synthetic seal
Material
Steel comp e52100 ball
Material
Steel race
Material Specification
Aisi s2100 assn standard single material response ball
Material Specification
Avon specification number bes 2-1-054, aisi 1552 mfr ref single material response race
Surface Treatment
Chromium race
NSN
3130-01-600-0428
Part Number
723B16
Description
Bearing Unit,ball
CAGE
32828

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 723B16 NSN 3130-01-600-0428

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:
FD
CRITL:
X

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:
Equipment for Aircraft

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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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