Model: 912120

Bearing Unit Housing

Special Features:

32.0 microin finish on bore; internal flange 1.750 in. Dia, 0.136 in. Wide, 1.157 in. From front face; reduced diameter bore same end as internal flange to 1.871 in. Dia, 0.207 in. Deep from back face; four equally spaced holes in from fsace, 0.380 in. Min deep, 0.250 in. 20unc-2b threads, 2.124 in. Apart; 0.3138 diameter by 0.380 in. Deep hole in base

Properties:

Mounting Hole Diameter
Between 0.542 inches and 0.557 inches
Bore Diameter
1.7500 inches
Base Thickness
0.750 inches
Center To Center Distance Between Mounting Holes Along Width
4.500 inches
Housing Height
3.120 inches
Housing Width
5.750 inches
Lubrication Fitting Type
Pipe plug
Base Length
1.376 inches
Assemblylength
1.500 inches
Shaft End Type
Open
Height From Bottom Of Base To Bore Centerline
1.625 inches
Lubrication Fitting Angle From Horizontal Centerline
45.0 degrees
Mounting Hole Type
Round, unthreaded
Material
Steel comp 303se
Material Specification
Astm a582 assn standard single material response
Surface Treatment
Cadmium bore
Surface Treatment
Paint housing excluding bore
Surface Treatment Specification
Find no. 4, fscm 49956 mfr ref single treatment response bore
Surface Treatment Specification
Find no. 7, fscm 49956 mfr ref single treatment response housing excluding bore
Style Designator
Pillow block, solid
NSN
3130-01-212-4800
Part Number
912120
Description
Housing,bearing Unit
CAGE
3B150

A single or multiple piece item without ball, plain or roller bearing(s). It is designed to meet various or specific conditions of mounting. For items with bearings, see bearing unit, ball; bearing unit, plain; and bearing unit, roller.

Part 912120 NSN 3130-01-212-4800

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
30559
FIIG:
A093A0
Concept No.:
2
App. Key:
D
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

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
123070
UFC:
64100
LTL:
65.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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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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