The upgraded #40 spindle has 3 sets of 7008 P4 precision spindle bearings whereas most Bridgeport R-8 type spindles have only 2 sets of 7207 P4 bearings. Mill Machine Parts R8 Spindle + Bearings Assembly Fit BRIDGEPORT Milling US Product description: This product is a high quality R8 spindle + bearing for 3#4# milling machine. J HEAD ASSEMBLY. Ball Bearing Variable Speed Top and Lower Housing Assembly, 1-1/2 to 2 HP B Series Mills, MP Series Mills. . Our rebuilt Bridgeport Series I mills include the following: Variable speed or step pulley mill head. Spindle Pulley Bearing Sleeve: $128.00: 12 HQT1111-02: Brake Spring: $3.34: 13 HQT1111: Brake Block Assy: $69.53: 14 HQT1132-01: Brake Ring Screw: $9.49: 15 HQT1132-02: External Lock Washer: Multiply the reading times 3. seems that it is a slightly different spline size. Other speeds and drive system options offered.The XR 1270 HP and XR 1500 HP models feature a directly-coupled 15,000-rpm 30-kW (40-hp) spindle, while the 50-taper XR 1270 HPD and XR 1500 HPD models include a 375-to-7,500-rpm 30-kW (40-hp) gear-box driven spindle. Bridgeport spindle / spline. Bearing Type: Roller Bearing; Bore Size: 1.18 to 1.77 inch; Outside Diameter: 2.28 to 3.15 inch; Supplier Catalog Go To Website View Specs Qty. They are intended to be fitted back-to-back. Just thought I would post an update to this with some pricing as to what to expect when rebuilding a Bridgeport step pully head. Regular price $125 00 $125.00. 30 Motor Rating (Max.) For example, the R8 taper that was introduced with the original Bridgeport manual milling machines is very popular. For expert Bridgeport spindle repair, call us at 1-603-483-0333 for a quote. Bridgeport : Machine Model: Bridgeport Milling Machine: Machine Serial # BR104520: Table Size: 9 x 42: Table Longitudinal Travel: 30: Cross Travel: 12" Spindle Speeds: 50 - 1,000 RPM: Power Requirements: 220 VAC - Three Phase - 60Hz: Overall Dimensions: . Bridgeport BP 11192151 Bakelite Knob, 1/4"-20 Size. Mfr Part #: 11190237. Suitable for most Taiwan milling machines. Fit a coil compression spring (.028 dia wire x .26 long x 3/16 dia) to sit on the plug. Mine has a Morse Taper no. A regular-depth step chuck closer is required for each rated . ITEM 60 - 1292 Vertical Tee Bolt (J70) 15.97. Bridgeport 1578097: Bridgeport VMC 560 Spindle Belt (6000 RPM - SEIMENS Motor ) 1578097 . That works out to a wall thickness of about 1.142 or about 29mm. The mill can be run manually, or as a 2-axis or 3-axis CNC. 1/4"-20 Size. (the indicator is now ~9" below the pivot point. I'm replacing the spindle on a Bridgeport M. The reason for the replacement is that the threads at the top were worn off, and I managed to get an entire second head (with bad bearings) cheap enough to make it worthwhile. Below are other examples of HST's OEM-quality repairs on Bridgeport spindles. Engineered Bearings. Spindle Bearing Grease Linear Guideways Grease Ball Screw Grease Let's give it a 1 wall thickness, so we need bearings with 4 ID which is 101mm. ProtoTRAK KMX CNC. If they are not, the spindle bearings will not preload properly. Your spindle is the heart of your machine. Bridgeport BR2J2 Knee Mill 2J Head Parts- Vari Speed Pulley. Shown at left is a head with #40 Cat CNC tooling and with the optional power draw bar. We are fast, experienced, and our work is guaranteed. Bridgeport: Machine Model: EZ TRAK CNC: Machine Serial # 280185: Production Order #-Table Size: 9 x 48: Table Longitudinal Travel: 36: Cross Travel: 12" Spindle Speeds: 50 - 42000 RPM: Power Requirements: 220 VAC - Three Phase - 60Hz: . There is a pair of NSK 7011CTRDULP4Y bearings on Ebay that should work for the front if that is the correct size. 1Set /4pcs Milling Machine Parts R8 Spindle Bearings Assembly For BRIDGEPORT. . . Regular price $7 00 $7.00. Bearings prices are a different matter 200 to 300 for something the correct Abec 7 spec 2MM207WIDUL is the Fafnir designation. Bridgeport Knee Mill Brake Bearing Cap (2J-506) BP12180043: 90.00 Buy. If you don't have the R8 Spindle Installation Kit, place . Reading at the inside of the taper with my best indicator I'm seeing less than .0001 run out, it'll only wiggle the gauge. . (2.21m) net weight 1930 lb. Home > BRIDGEPORT MANUAL MILL SPARE PARTS > J HEAD ASSEMBLY. 29976-SP - Safety Handle, Standard. Make a brass plug to be a slip fit in the hole 3/8 length. . BRIDGEPORT V480 APC DIMENSIONS SPINDLE OUT DIAGRAM TORQUE (N-m) POWER (kW) Spindle Speed (rpm) FANUC ALPHA 2/15000i SPINDLE MOTOR . T-Slot Size .708" (18 mm) Coolant Coolant tank capacity 105 US gallons (400L) . Many options available. New New New. A press sleeve was turned to the size of the bearing ID plus .020" - the press sleeve is the part just under the bearing & just above the press plate. . 46mm Spline outer diameter: 25mm D:25mm D1:20mm B:6mm Packing size: 56*10*10cm Weight: 4.2kg The package includes: 1X R8 spindle + bearing. They are located just below the spindle sheave: 6005-LL (25mm B, 47mm OD, 12mm W) 6005-LLNR with Snap Ring (25mm B, 47mm OD, 12mm W) Both of these bearings are available through Accurate Bearing. Bridgeport BP 11190238-K Spindle Bearing Kit. On your spindle, as on a Bridgeport mill spindle, the two lower AC bearings do almost all the work under preload . The Bridgeport knee mill 2j heads unique and patented air cooling system ensures that any heat buildup in the spindle bearings, belt or quill area is kept to an absolute minimum. These are angular contact bearings, basic dimensions ID 35mm, OD 72mm, individual bearing width 17mm. BNH013TU Nachi Angular Contact Spindle Bearing 65x100x18 ABEC 7. Bridgeport knee mill repair parts, step pulley top housing assembly,Bridgeport parts. . Machine Size Height . Regular price $1 50 $1.50. MSC# 53322715 Bridgeport (11170262) In Stock. Try asking around at another supply house. High-speed applications for ultra-precision equipment require tight tolerances and super-fine surface finishes. J1 Head Bearings: $396: Rebuilt Spindle Bearing Assy: $176.50: Draw Bar: $12: Backgear Timing Pulley: $40: Handle Wheel: $20: Quill Lock Handle: $6.10: X-Y Nuts: $96: Table End Plate: $40: Collar: $20: Price: $31.27 . 3-axis CNC, 3-axis DRO. Bridgeport BP 11192165 Steel Ball. NEW Fafnir ABEC 7 OEM Spindle Bearing Set for Series I Bridgeport Mill. . Shop our wide selection of Bridgeport milling parts, machines, power feeds and more! We provide a wide range of super precision ball bearings designed to deliver high accuracy, high rotational speed, high rigidity needed for demanding applications, and specific to your machine tools.To receive a competitive quote, simply provide 1) Machine Type, 2) Bearing Number and/or 3) Bearing Dimensions. . 40 No. They use standard size bearings and a basic repair can be accomplished in a few days.They have grease bearings that typically require 5 - 8 hours for proper run-in. Leadscrew Assembly. They have grease bearings that typically require 5-8 hours for proper run-in. 1276 Spindle Bull Gear Assembly (J95 / J74 / J96) Add to Cart. Member List; Calendar; Forum; General; If this is your first visit, be sure to check out the FAQ by clicking the link above. Regular price $195 00 $195.00. . (875kg) shipping weight 2075 lb. The Spindle Taper refers to the size and type of tool holder that will fit the spindle. Bridgeport BP 12180043 Cap and Bearing Assembly, for Brake. We are here to help you get it back up and running and keep it running. Regular price $7 00 $7.00. . Best-in-class spindle design incorporates five (5) bearings for superior rigidity and overall spindle lifefour (4) angular contact bearings on the front; one (1) roller bearing on the rear. This document was created during the rebuild of my personal 1963 Bridgeport Series I J-Head, Stepped Pulley Mill. Accurate gripping, the same as with collets, is yours when you use regular- and extra-depth capacity step chucks for holding larger diameters. 2. Bridgeport 12180042: Bridgeport Spindle Pulley Hub 8025707 2J707 2 HP: 325.75 Fafnir Bearing, a division of the Timken Company, manufactures several different bearing types including: wide inner ring ball bearings, mounted bearings, radial ball bearings, super precision and angular contact ball bearings.These products are manufactured to the industrys standards and are known throughout for their . The sleeves between the lower bearings must be ground to precisely the same length. A new Bridgeport/Hardinge Series 1 standard vertical milling machine is built with inch screws and Dials and a R-8 Spindle. Every new Bridgeport milling machine for sale also comes with hand scraped chrome ways and gibs, one-shot Lube and is available in 230V 60Hz, 208V 60Hz or 460V 60Hz electrics. Pic's: 01/18/2002 - Z axis 21: . The rear nut was loose and pulley slid back towards rear. R-8 spindle. Servo Feeds Parts & Mounting Kits: . Completely rebuilt with a 1-YEAR WARRANTY. There were 4 broken screws in the rear of the spindle shaft that will need to be removed. Massive 40- or 50-taper spindle offers unique grease replenishment system along with a dual-contact (BIG-PLUS) flange fit system. 01-31-2006, 09:37 PM I make belting at a bearing supply store. Add to Cart. Suitable for R8 spindle. This Hardinge Bridgeport GX 300 spindle was received without drawbar. 69 products. The K3 KMX-3 uses a quill drive for 3-axis machining. (941kg) power input power 208/230/460 volts 3 phase, 50/60 cycle power capacity 4kva * knee travel reduced by 1 in. 1, 1.5, or 2 horsepower mill head. 1287 Ball Bearing (Set of 2 Bearings) (J292) 25.00. SPECIFICATIONS TABLE SIZE: 9" X 42" TABLE TRAVEL: 30" SADDLE TRAVEL CROSS FEED: 12" QUILL TRAVEL DOWN FEED . They had a set on the shelf as stock. 1/8" thick 10) lock ring 11) lock nut The parts drawing that I have shows the following: 1) dust protector 2) 1st bearing of lower paired bearings 3). The Bridgeport M Head was original built in the mid-20th century and featured a 1/2 HP motor and several tapers for holding tools in the spindle. Got my spindle back from C&M, ( real nice helpful people) and installed it today.Had it upgraded to their 5 bearing setup. We will follow up with our trade-in offer. Adjust the table to read a preload of 100 thousandths. But just like the human heart, it is only one part of a system. BRM-J - Guide to Renovating the "J" Head Machine. ToughTool Hot Rolled Nov 12, 2008 #9 Clive, The ridges in the photo were done on the lathe. Spindle bearing kit, the 2 high precision and one top bearing, $325 from h&w, as well as $16 for a new quill felt. About eBay . RBK-XYN - Rebuild Kit for Bridgeport X&Y Axis Nut Assembly. $80.00 previous price $80.00 previous price $80.00. Now let's say we want to build a lathe spindle with a spindle bore of 2. Our Price: $574.74. Tap the hole 1/4-20 about 1 deep. An R-8 spindle has a hole through it to take the 7/16" diameter drawbar. Do those prices sound reasonable, or is that higher than I'd likely be able to do locally? Optional 12,000-rpm / 15,000-rpm Oil-Air Spindle. . There are a huge number of spindle taper possibilities, so I'll just focus on two common ones for DIY CNC Milling Machines: R8 and BT 30. Regular price $195 00 $195.00. I still have the old ones if you need numbers. T-slot size (width x no) 18mm x 3: 18mm x 3: Spindle Transmission - Fanuc: Spindle Taper: ISO No.40: Max. Parts For Bridgeport. Product Type Ball Bearing; Spindle Bearing Accessory Type Spindle Bearing Machine/Machine Part Compatibility Bridgeport Type Mills Machine Compatibility Bridgeport Type Mills Description Spindle Bearings For Use With I Series Milling Machines. . Precision. Find Milling Machine Spindle Bearings related suppliers, manufacturers, products and specifications on GlobalSpec - a trusted source of Milling Machine Spindle Bearings information. Timken precision ball bearings, which deliver higher yields and lower costs, are the perfect choice. Table to Spindle Nose Gage Line: - (min.) Please support keeping this Bridgeport rebuild page going by donating a little. Mainly Applicable to 3# And 4# Turret Milling Machines. Bridgeport Toolchanger Arm Bearing 1720080 . Be prepared for a technical geek-out.) Work manually or with CNC. (0.003mm) space and weight floor area 8.3 x 7.8 ft. (2.53 x 2.4m) height 87 in. Spindle Speed " Std . Additional Parts Not Pictured. With a new Lyndex 1/2 in collet and a ground pin I get about .0003 at about 1.5in. $76.00. MSC# 78918091 Value Collection (98-428-6) In Stock. Item 31: Bridgeport 8025524: Bridgeport Knee Mill Brake Spring (2J-524) BP11182081 . You may have to register before you can post: click the register link above to proceed. EP7 = Precision grade is ABEC 7 or ISO 4. . Crank the table down exactly 3" using the dial on the crank. Diagnosing Spindle Problems. the spindle box. 42" Table 2HP Spindle Bridgeport SERIES I VERTICAL MILL, Vari-Speed, R-8, Chrome ways. Optional Siemens spindle motor is also available. Mill Machine Parts R8 Spindle Bearings Assembly For Bridgeport Milling Machine. Homepage 3.0. 12746140 - Safety Handle, Spring Loaded. Lubrication system. on the spindle. A brief summary of our rebuild process: We will be stocking the VS version with R-8 and # 40 taper spindles. Model: TRAK-K3KMX-3. Place a 0-1" dial indicator so that it rests against the top of the quill. Products. My Bridgeport needed spindle bearings. High Precision Ball Bearing BNH013TU Nachi High Speed Angular Spindle Ball Bearing 15 degrees Contact Angle Abec-7 65mm x 100mm x 18mm Made in Japan BNH013TU Nachi High Speed Angular Spindle Bearing, Ball Bearing is Super precision Angular with 15 degrees . The M-Head was a precursor to the Step Pulley J-Head. Upper Bearing Removal 1. Post by SteveM Sun Nov 30, 2014 9:07 pm I had a spindle with missing threads on the top, but I managed to get a second head with a good spindle, but bad bearings, so I figured I'd swap the spindles. Add to Cart . ITEM 44 - 1277 1.5HP & 2HP Upper Bearing Step Pulley Shaft (J301) . by SteveM Tue Sep 17, 2013 2:46 am. . BRM-2J - Guide to Renovating the "2J" Head . ROBUST series high-speed angular contact ball bearings Bore size range: 30-100 mm in ISO series 10 and 19 (70xx and 79xx) . Much of the information presented in this document is from my own I found this thread listing HLV-BK bearing sizes: Hardinge HLV-BK spindle bearing numbers It lists the angular contact pair as 18mm wide x 55mm ID x90mm OD and the single rear bearing as 16mm wide x 50mm ID x 80mm OD. Oversized high-class 45mm (25.4mm) with flood coolant standard features one-shot Replace all bearings if applicable: Replace all spindle bearings while refurbishing : out of the collet. MSC #: 53322848. Bridgeport VMC 800/1000 Spindle Belt (6000 RPM) 1578095: 72.00 Buy. In Stock. The spindle bearings appear to correctly have the V's lined up that are scribed in them. . Bridgeport BP 11192165 Steel Ball. 2 2 2 TIMKEN MACHINE TOOL CATALOG 4 TIMKEN MACHINE TOOL CATALOG LIMITED WARRANTY We warrant for a period of one year (unless a shorter period applies to a particular product) from the date of shipment that our products This is nice because so is my BM. 9) spacer that is approx. The # 1 place to find new & and used Bridgeport vertical mills for sale. rpm) 3000rpm Spindle taper cleaning Air blast H&W Machine Repair and Rebuilding 11.9K subscribers This video shows you how to remove the spindle on your Bridgeport head. A Mazak QT-20 lathe runs 120mm ID bearings on the spindle and has a spindle bore of 2.44. 1-1/2HP Motor Parts; 2HP Motor Parts; Basic Machine (Base) Leadscrew Assembly; Quill Housing Assembly; Step Pulley Top Housing 1HP; Variable Speed Back Gear Assembly 1.5-2HP; Variable Speed Front Gear Assembly 1.5-2HP; M-Head; Parts For Bridgeport Series II - 4HP T = laminated fabric cage material A = Cage located on outer ring DU = Paired unit (they come together in a single package). 36", 42", OR 48" table. . Replace all spindle bearings while refurbishing : If you do not replace these spindle bearings (Lower ones) then you do not need to regrind. Rolled Ballscrew Sets. . To start viewing messages, select the forum that you want to visit from the selection below. No additional tooling is needed to get started. 60 Rachel Drive Stratford, CT 06615 Phone: (203) 375-4481 Email: info@andersonmachineryinc.com Fax: (203) 375-0195 BRIDGEPORT V1000 VERTICAL MACHINING CENTERS HARDINGE PRECISION SPINDLE Dual contact, 40 taper, 10,000-rpm grease lubricated spindle powered by a direct drive, dual-wound Fanuc spindle motor. 2 . Replacement head on an old Brigdeport Getting a #40 spindle into a Bridgeport size quill This presents an interesting dilema for a machine tool builde. The Series I Standard features an innovative airflow cooling design that uses no external fans to prolong bearing life and prevent expansion from heat build-up. I think I have a problem with the spindle bearings in my Bridgeport, I have noticed that the spindle moves up about 6-8 thou axially, definately the spindle not the quill. 1174 - Dowell Pin. This is a good used spindle pulley bearing housing for a Bridgeport M-Head. Bridgeport GX 600 & GX 1000 VMC. . A #40 drawbar is 5/8". Grease / Kluber NBU15: Belt Ratio (motor:spindle) Belt Ratio 1:1: Torque @ Spindle: Spindle Bearing Protection: Spindle taper cleaning: Spindle Transmission . Featured Repairs Product information . Other speeds available.The WEISS directly-coupled spindle configuration. The other option was to re-thread the spindle to a smaller diameter and make a new . . The bottom bearing was slid onto the spindle, which had been lightly greased. Assembled runout in the taper was bad at 8-10, with low dips in taper. 1000 12" Thickness Planer 1305 Double Row Self Aligning Ball Bearing (Qty. Brand: Bridgeport. Regular-Depth Step Chucks are 38" larger in diameter than the rated size so the full capacity may be readily applied to a depth of 12". The K3 KMX-3 is the most versatile of our knee mill machines. The holes are also centered on a gullet of the drive plate spline. The Bridgeport spindles offer robust design. 10hp / 7.5kW 7.5hp / 5.5kW kW Speed (Max.) I already sold the leftover parts, so I can't reference them. Been about 6-7 years ago, paid $250 for them, they said normal price was $400. 2 on cutter head) The on-line dealers want between $44 and $67 a bearing for the two lower bearings and about $30 for the upper bearing in the upper head. SPINDLE Taper Size No. Manual quill control is accomplished with electronic handwheels. The following are the two upper bearings for the spindle. Put the threaded rod through the 5" long section of 1-1/2" pipe and cap, followed a 1/2" flat washer and a 1/2" nut If you have the R8 Spindle Installation Kit, place the smaller bearing-pressing bushing over the threaded rod.
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