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Series N 200 Ton Larger Form B-6-A

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Niagara Press Parts

How to find the parts you need

Series N 200 Ton Larger Form B-6-A
2Die Lifting Pin
3Gear Box Cover
4Cover Bolt
5Motor Bracket
6Motor Bracket Bolt
7Main Frame
9Bed Shoe
10Bed Shoe Key
11Key Locking Bolts
12Gear Guard Bolts
13Gear Guard Mounting Bolts
14Inner Gear Guard Plate
15Gear Guard
2Die Lifting Pin
3Gear Box Cover
4Cover Bolt
5Motor Bracket
6Motor Bracket Bolt
7Main Frame
9Bed Shoe
10Bed Shoe Key
11Key Locking Bolts
12Gear Guard Bolts
13Gear Guard Mounting Bolts
14Inner Gear Guard Plate
15Gear Guard



2Inboard Eccentric Shaft Bushing19Grease Fitting
3Eccentric Shaft20Outboard Worm Shaft Bearing
4Bull Gear Key21Bearing Outer Race
5Bull Gear Key22Outboard Bearing Retainer
6Bull Gear 23Bearing Retainer Bolt
7Retaining Ring24Eccentric Bushing Pin
8Ball Screw25Connection Cap Shims
9Ball Seat26Outer Bearing Caps
10Thrust Pin26aInner Bearing Caps (not shown)
11Ball Screw Cap27Bearing Cap Bolts
12Ball Cap Bolts28Inboard Worm Shaft Bearings
13Eccentric Conneciton Cap29Bearing Outer Race
14Eccentric Connection Cap Stud30Bearing Retainer Shim
15Ball Screw Adjusting Nut31Inboard Bearing Retainer
16Ball Screw Down Stop Plate32Bearing Retainer Bolt
17Stop Plate Screws33R.H. Worm Shaft
18Grease Fitting34R.H. Eccentric Connection
35Eccentric Bushing
36Outboard Eccentric Bushing


1Main Adjusting Motor11Torque Limiter Key21Flat Head Gear Box Mounting Screw31Operating Ring for Adjusting Sleeve43Gib Bolt
2Motor Mounting Bolt12Inboard Worm Shaft Bearing22Main Counter Drive Gear32Coupling Sleeve Snap Ring45Ram Clamping Bar
3Adjusting Chain13Bearing Outer Race23Allen Head Gear Box Mounting Screw33Adjusting Shaft Coupling Sleeve46Clamping Bolt Nut
4Motor Sprocket14Bearing Retainer24Counter Gear Box34Spring for Coupling Sleeve47Clamping Bolt
5Sprocket Key15Adjusting Shaft Coupling Gear25Counter Shaft Bushing35Woodruff Key for Coupling Sleeve48Ram Liner Shim (with angle brackets only)
6Motor Bracket Bolt16Torque Limiter 26Counter Shaft Key36L.H.Trunnion49Ram Liner
7Motor Bracket 17L.H. Counter27Counter Shaft Gear37Operating Ring Handle50Outboard Gib Liner
8L.H. Eccentric Connection18Counter Drive Cover28Counter Mounting Screws38Ram Adjusting Shaft51L.H. Outboard Gib
9Outboard Worm Shaft Bearing19Counter Drive Idler Gear29Gear Box Cover Screws39R.H. Trunnion52Clamping Bar Springs
10L.H. Worm20Idler Gear Shaft30Coupling Gear Drift Pin40Drift Pins53Gib Adjusitng Stud
41Drift Pins54Pivot Shoe Retainer
42R.H. Coupling Sleeve55Coupling Gear Bushing
56Inboard Gib Liner
57L.H. Inboard Gib
58R.H. Outboard Gib
59R.H. Inboard Gib
60Pivot Shoes


2 speed drive (335-400 ton)

1Main Motor17Clutch Mounting Bolts
2Main Motor Mounting Bolt18Brake Hub Spacer
3Drive Sheave Key19Drive Shaft 2 speed (single speed-page 26 No. 17)
4Drive Belt20Brake Key
5Drive Sheave 21Brake Hub
6Drive Sheave Locking Screw22Clutch Key
7Flywheel Inner Bearing23R.H. Bearing Retainer Ring, Drive Shaft
8Flywheel 24R.H. Bearing, Drive Shaft
9Outer Flywheel Bearing25R.H. Bearing Cartridge, Drive Shaft
10Flywheel Bearing Spacer26Bearing Cartridge Bolt, Drive Shaft
11Air Clutch 27Brake Mounting Bolt
12Driving Hub28Air Brake
13Driving Hub Retainer 29Brake Ring Bolt
14Bearing Spacer, Drive Shaft30Brake Ring
15Clutch Hub Retainer Ring31L.H. Bearing, Drive Shaft
16L.H. Bearing Retainer Ring, Drive Shaft32High Speed Pinion, Drive Shaft (2 speed drive only)


(200-260-335-400-520 ton)

1L.H. Pinion Retainer Ring26R.H. Pinion Retainer Ring
2L.H. Drive Pinion27"O" Ring
3L.H. Bearing Retainer Ring28R.H. Bearing Cartridge,Low Speedm Shaft
4L.H. Bearing, Intermediate Shaft29R.H. Bearing. Low Speed Shaft
6Bearing Cartridge Bolt30Bearing Inner Race
7L.H. Bearing Cartridge31Bearing Retainer Ring
8R.H. Drive Pinion Key32Low Speed Gear Shaft
9Intermediate Gear Key33Reducer Gear Key
10Intermediate Gear Key34Reducer Gear
11Intermediate Shaft35Reducer Gear Retainer Ring
12L.H. Drive Pinion Key36Bearing Retainer Ring
13L.H. Bearing Cartridge, Inter. Shaft37Bearing Inner Race
14Bearing, Inter. Shaft38L.H. Bearing, Low Speed Shaft
15Bearing Cartridge Bolt, Inter. Shaft39L.H. Bearing Cartridge, Low Speed Shaft
16Bearing Retainer Ring40"O" Ring
17Inter. Gear Retainer Ring41"O" Ring L.H. Idle Shaft
18Intermediate Gear 42L.H. Idle Gear Bearing Retainer Ring
19Spacer43Idler Gear Bearing
20R.H. Bearing Cartridge, Inter. Shaft44Idler Gear
21Bearing Inner Race45R.H. Idler Gear Bearing
22R.H. Bearing Cartridge Bolt46Retainer Ring, R.H. Idler Gear Bearing
23R.H. Bearing, Inter. Shaft47Retainer Ring, Idler Shaft
24R.H. Bearing , Retainer Ring48Idler Shaft
25 R.H. Drive Pinion49"O" Ring, R.H. Idler Shaft


(335-400 ton)

1Clutch Valve34Cotter Pin
2Brake Valve35Clevis Jam Nut
3Clutch Valve Link36Upper Treadle Rod
4Brake Valve Link37Clevis Jam Nut
5Valve Link Pins38Clevis
10Gear Shift Fork39Cotter Pin
11Shifting Fork Shaft40Clevis Pin
12Set Screw41Cotter Pin
13Upper Shifting Rod Bracket42Bell Crank Support
14Shifting Rod Pinion43Lower Treadle Rod Bell Crank
15Shifting Rod Pinion Key44Bell Crank Retainer Ring
16Bracket Mounting Bolts45Clevis
17Shifting Rod Pinion Retainer Rings46Clevis Pin
18Shifting Rod Retainer Ring 47Clevis Jam Nut
19Shifting Rod 48Lower Treadle Rod
20Upper Shifting Rod Collar49Lower Treadle Rod Pivot Pin
21Bracket Mounting Bolts50Pivot Pin Retainer Ring
22Lower Shifting Rod Bracket52Treadle Shaft Bell Crank
23Lower Shifting Rod Collar55Pillow Block
24Shifting Rod Handle57Treadle Shaft
25Shifting Rod Handle Grip58Center Support Bolt
26Lower Rod Collar Drift Pin59Grease Fitting
27Upper Rod Collar Drift Pin60Treadle Shaft Center Support Cap
32Clevis Pin62Grease Fitting
33Clevis 63Mounting Bolts
34Cotter Pin64Clevis
35Clevis Jam Nut66Pillow Block
36Upper Treadle Rod67Treadle Shaft Center Support
37Clevis Jam Nut69Treadle


single speed drive (200-260 ton)

1Main Motor24Push Plate*
2Main Motor Mounting Bolt25Release Latch*
3Drive Sheave Key26Release Latch Spring*
4Drive Belt27Pins
5Drive Sheave 28Retainer Ring, L.H. Driveshaft
6Drive Sheave Locking Screw29Retainer Ring
7Retainer Ring30Toggles*
8Driveshaft, L.H. Bearing31Toggle Levers*
9Retainer Ring32Bearing Retainer Cap
10Retainer Ring33Shifter*
11Driveshaft, R.H. Bearing34L.H. Rod Retainer
12Driveshaft, R.H. Bearing Cartridge35Throwout Rod Bearing Retainer
13Flywheel Bearings36Throwout Rod Bearing
14Flywheel 37Retainer Ring
16Driveshaft Keys39Pins*
17Driveshaft, single speed (2 speed-page 20, No. 19)40Pins*
18Throwout Rod41Adjusting Ring*
19Hub, Plate*42Retainer Ring
20Spring43Retainer Ring, R.H. Driveshaft
21Disc Assembly Inner*44Disc Clutch, same as brake
22Center Drive Plate*45Clutch Spacer
23Disc Assembly Outer*46Brake Ring
47R.H. Rod Retainer
*Integral parts of brake assembly (clutch parts same)


(200-260 ton)

1Treadle17Lower Bell Crank
2Treadle Shaft18Bell Crank Pivot Pin
3Pillow Block19Yoke Clevis
4Pilow Block Cap20Upper Treadle Rod
5Pillow Blocks21Yoke Clevis
6Shims22Brake Valve
7Treadle Shaft Arm23Valve Bracket
8Yoke Clevis24Solenoid
9Lower Treadle Rod25Air Cylinder
10Spring Stop Plate26Spring
11Return Spring27Bushing
12Washer28Piston Rod
13Micro Switch Bracket29Yoke Clevis
14Micro Switch 30Bushing
16Yoke Clevis 31Pivot Arm
32Bearing Retainer Cap
33Pivot Arm Fulcrum


1Tie Rod Nut12Clevis
2Upper Cylinder Cap13Retainer Ring Pin
3Counterbalance Cylinder14Air Tank
4Piston Rod Nut15Tank Rod
5Piston 16Tank Bracket
6Piston Rod 17Safety Valve
7Tie Rod 18Bushing
8Lower Cylinder Cap19Air Supply Line
10Lock Nut21Stuffing Box Packing
11Compression Nut22Piston Packing
23Velumoid Gasket


1Backgage Bracket
2Backgage Finger
3Finger Support
4Backgage Base
5"V" Head Bolt
6Tee Bolt

Why use genuine Niagara parts?

① Good and Services Warranty

Purchase press parts with confidence from BCN Technical Services. We guarantee at the time of delivery, the goods will be free from defects in materials and workmanship. We will perform services in a prompt, professional and workmanlike manner. View our Goods and Services Warranty for details.

② Original OEM Specifications

Replacement parts are manufactured to original OEM specifications from record sets maintained by serial number, so there’s no guessing or wondering if a part will fit.  We have original drawings, manufacturing expertise, and the experience of a team of engineers who know your press inside and out.

③ Delivery

BCN Technical Services has an extensive inventory of the most requested OEM replacement parts in stock at our facility in Hastings, MI. Over 14,000 unique spare parts for presses are kept on hand. Our experienced staff is dedicated to quickly providing that critical part, which allows you to avoid delayed repairs, lost productivity and lost revenue.

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Hours of Operation
8 a.m.–5 p.m.

BCN Technical Services, Inc.

1004 E State St Hastings, MI 49058