HEALD MODEL 273A UNIVERSAL INTERNAL GRINDER
w/ 12″ Extended Base & 4″ Risers
Serial Number: 47132
SPECIFICATIONS:
Swing over Table: 28”
Angular adjustment of Workhead: 90 Degrees
Workhead Cross Slide Travel: 11 1/2″
Table Travel: 20″ Max.
Wheelhead Cross Slide Travel: 1 1/2″
Table Speed Range: 0 to 18 FPM
Rapid Traverse of Table: 18 FPM
Workhead Speeds from 0 to 500 RPM, Variable
EQUIPPED WITH:
Table mounted dresser
4” risers
12″ Extended base
Workhead Sine bar
Hydrostatic Ways
Electrical Motors & Controls 220/3/60
Dimensions: FB X RL – 62″ X 92″
Height: 77″
Est. Weight: 7,000 lbs
Springfield 3TR Rail Type Vertical Universal Grinder
Model: 3TR Rail Type Extended Height
Serial Number: 66035
SPECIFICATIONS:
48″ T-Slotted Table
52″ Swing
44″ Grinding Stroke
12″ Extended Rail Height Travel
Spindle Slide Mounted Dresser
Free Standing Hydraulics
Free Standing Electrical Panel
Coolant System w/ Filtration
Approx. Overall Height 18′
Approx. Weight 45,000LBS.
New Ball Screws Installed in 2020
Heald 273A Universal Internal Grinder
Serial Number: 910723A83-0123
12″ Extended Base
SPECIFICATIONS:
Swing over Table: 24.5″ *
Angular adjustment of Workhead: 90 Degrees
Workhead Cross Slide Travel: 11 1/2″
Table Travel: 20″ Max.
Wheelhead Cross Slide Travel: 1 1/2″
Table Speed Range: 0 to 18 FPM
Rapid Traverse of Table: 18 FPM
Workhead Speeds from 0 to 500 RPM, Variable
EQUIPPED WITH:
Red Head Spindle – 14,000 RPM
6 Jaw Chuck
Table mounted dresser
12″ Extended base
Workhead Sine bar
4 Barrel Stop / Facing Attachment
Hydrostatic Ways
Forward & Reversing Switch for Workhead
Electrical Motors & Controls Voltage 208/3/60
Dimensions: FB X RL – 62″ X 92″
Height: 77″
Est. Weight: 7,000 lbs
Coolant Tank & Pump
Springfield 36E Crown Vertical Universal Grinder
SPECIFICATIONS:
Maximum Swing Inside Chuck Guards ………………… 44″
Work Table Diameter……………………………… 36″
Nominal Hole Depth that can be Ground……………… 18″
Stroke of Grinding Head, Maximum …………………. 21″
Distance under the Rail………………………….. 22″
Angle Setting of Head……………………………. + /- 45 Degrees
Chuck Speed Range (Infinitely Variable) …………… 6 to 120 RPM
Grinding Head Stroke, Feed ………………………. 0-80 IPM
Cross Feed, Range (IPD) …………………………. .0002 to .003
Tarry Period (Seconds) ………………………….. 0 to 14
Grinding Wheel Spindle Motor …………………….. 10 HP
Spindle Speed ………………………………….. 8000 RPM
Approximate Machine Dimensions……………………. 89″ x 99″
Approximate Machine Height……………………….. 130″
Approximate Machine Weight……………………….. 16,500 LBS
440/3/60
Digital Read Out
Coolant System
Parker Majestic No. 1 Internal Grinder
Serial Number: 2359-1INT-80
Specifications
Swing Over Table: 20″ ( 4″ Removable Risers Installed )
Table Swivel: 7 Degrees
Table Travel: 16″
Table Speed (Variable): 0- 240 IPM
Cross Feed Travel: 3 1/2″
Cross Feed Adjustment: 4″
Workhead:
Speeds (Variable): 0- 240 RPM
Hole Through Spindle: 1 1/4″
Spindle Nose: #6 Jarno
Dimensions (L x W x H): 69″ x 40″ x 57″
Weight: 3,750 Lbs.
220 Volt
Equipped with
5″ Sine Bar on Headstock
One Shot Lube System
Coolant System w/ Pump
25,000 RPM Spindle
3 Point Center Rest
Last Word Radius Dresser
Table Mounted Dresser
6 1/2″ Magnetic Chuck
8″ (4) Jaw Chuck
T-Slotted Backing Plate for Heald Internal Grinder
Heald 273A Universal Internal Grinder
Serial Number: 45586
12″ Extended Base
SPECIFICATIONS:
Swing over Table: 24.5″ *
Angular adjustment of Workhead: 90 Degrees
Workhead Cross Slide Travel: 11 1/2″
Table Travel: 20″ Max.
Wheelhead Cross Slide Travel: 1 1/2″
Table Speed Range: 0 to 18 FPM
Rapid Traverse of Table: 18 FPM
Workhead Speeds from 0 to 500 RPM, Variable
EQUIPPED WITH:
Red Head Spindle – 11,000 RPM
Telemencanique Variable Speed Drive for Spindle
Table mounted dresser
12″ Extended base
Workhead Sine bar
4 Barrel Stop / Facing Attachment
Hydrostatic Ways
Forward & Reversing Switch for Workhead
Electrical Motors & Controls 440/3/60
Dimensions: FB X RL – 62″ X 92″
Height: 77″
Est. Weight: 7,000 lbs
Coolant Tank & Pump
Heald Red Head Internal Grinding Spindle
#100
Heald Red Head Spindle
67″ Length w/ 3″ Length Wheel Adaptor
Quill / Shaft Tapers From 6″ Diameter down to 4 1/2″ Diameter
4000 RPM
Unit Number: 400-215
9 1/2 From Mounting Base to Spindle Centerline
#300
Heald Red Head Spindle
67 1/2″ Length w/ 3″ Length Wheel Adaptor
Quill / Shaft Tapers From 6″ Diameter down to 4 12″ Diameter
4000 RPM
Unit Number: 400-215
9 1/2 From Mounting Base to Spindle Centerline
( Spindle was Damaged, Shaft / Quill Housing is Cracked but Spindle still Spins )
Heald 72A Extended Bridge Internal Grinder
SPECIFICATIONS:
70” Ext Bridge
17” Swing over Bridge
30” over table
52” Rack
Hydraulic Cross Slide on Spindle w/ 4 Barrel Stop
Dresser
Heald 74 Internal Grinder
Serial Number: 44932
SPECIFICATIONS:
52” Table Rack
32” (4) Jaw Chuck
37” Swing Inside of Guard
42” Swing Over the Table
Cross Sliding Spindle Carriage ( Hydraulic )
Plunge
Workhead Jog
Cross Sliding Workhead
Free Standing Hydraulic Unit
Attached Electrical Panel
480/60/3
43” From Spindle Nest to Face Plate
32” Table Travel
