How to find the parts you need
Series N 120 – 150 Ton – Form B-5-B
① Click a link to view parts list below or download the spec sheet.
ECCENTRIC SHAFTS - RAM ADJUSTING SHAFTTWO SPEED MACHINES ONLY
DRIVE-MECHANICAL CLUTCH & BRAKE
MECHANICAL TREADLE MECHANISM
DRIVE-AIR FRICTION CLUTCH & BRAKE
AIR FRICTION CLUTCH-TYPE Ll-P
AIR RELEASING DISC BRAKE
AIR COUNTERBALANCE AND TANK (OPTIONAL)
STANDARD BACKGAGE
FRONT OPERATED MICROMETER BACKGAGE
② Once you know which parts you want to order, request a parts quote.
Click to enlarge drawing
| 1 | Set Screw | 20 | Frame |
| 2 | Locknut | 21 | Screw |
| 3 | Retainer Rings | 22 | Pivot Block Retainer |
| 4 | Retainer Ring Pin | 23 | Jam Nut |
| 5 | Motor Mounting Bracket | 24 | Set Screw |
| 6 | Screws | 25 | Screw |
| 7 | Motor Support Bracket | 26 | Adjusting Block |
| 8 | Screws | 27 | Pivot Block |
| 9 | Gear Box Cover | 28 | Pivot Shoes |
| 10 | Screw | 29 | R.H. Outer Gib |
| 11 | Gasket | 30 | Ram Liner |
| 12 | Oil Level Sight | 31 | Gib Liner |
| 13 | Screw | 32 | Dowels |
| 14 | L.H. Gear Guard | 33 | Gib Screws |
| 15 | R.H. Gear Guard | 34 | L.H. Outer Gib |
| 16 | Screw | 35 | Ram |
| 17 | Round Nut | 36 | Set Screw |
| 18 | Clamp Bar | 37 | Plug |
| 19 | Spring | 38 | Hand Rail |
| 39 | Mounting Screw | ||
| 40 | Rail Support |
ECCENTRIC SHAFTS – RAM ADJUSTING SHAFT
| 1 | Screw | 41 | Counter Screw | 81 | Outboard Bearing Cap |
| 2 | Plastic Guard | 42 | L.H. Counter | 82 | Inboard Bearing Cap |
| 3 | Screw | 43 | L.H. Mounting Plate | 83 | Inboard Bushing |
| 4 | Pulley Enclosure | 44 | Roll Pin | 84 | Outboard Bushing |
| 5 | Roll Pin | 45 | L.H. Driven Pulley | 85 | Key |
| 6 | R.H. Driven Pulley | 46 | Screw | 86 | L.H. Eccentric Shaft |
| 7 | Bushing | 47 | Screw | 87 | R.H. Eccentric Shaft |
| 8 | Support Rod Nut | 48 | Driver Sprocket | 88 | Connection Bushing |
| 9 | Support Rod | 49 | Key | 89 | R.H. Connection |
| 10 | R.H. Mounting Plate | 50 | Motor Screw | 90 | L.H. Connection |
| 11 | Counter Screw | 51 | Motor | 91 | Ball Cover Screw |
| 12 | R.H. Counter | 52 | Gear Box Cover | 92 | Ball Cover |
| 13 | Screw | 53 | Chain | 93 | Shim |
| 14 | Knob | 54 | Driven Sprocket | 94 | Ball Seat |
| 15 | Disengaging Handle Rod | 55 | Screw | 95 | Connection Cover Screw |
| 16 | Screw | 56 | Gear Box | 96 | Stop Plate Screw |
| 17 | Disengaging Handle Bracket | 57 | L.H. Inboard Bearing Retainer | 97 | Stop Plate |
| 18 | Disengaging Handle Plate | 58 | L.H. Inboard Bearing | 98 | Adjusting Nut |
| 19 | Roll Pin | 59 | Key | 99 | Shim |
| 20 | Coupling Sleeve | 60 | Screw | 100 | Connection Cover |
| 21 | Coupling Gear | 61 | L.H. Outboard Bearing Retainer | 101 | Dowel |
| 22 | Bushing | 62 | Shim | 102 | Ball Screw |
| 23 | Retainer Ring | 63 | L.H. Outboard Bearing | ||
| 24 | Disengagement Ring | 64 | L.H. Worm | ||
| 25 | Spring | 65 | Screw | ||
| 26 | Roll Pin | 66 | R.H. Inboard Bearing Retainer | ||
| 27 | Key | 67 | R.H. Inboard Bearing | ||
| 28 | Spring Support | 68 | Screw | ||
| 29 | Timing Belt | 69 | R.H. Outboard Bearing Retainer | ||
| 30 | Roll Pin | 70 | Shim | ||
| 31 | L.H. Driver Pulley | 71 | R.H. Outboard Bearing | ||
| 32 | L.H. Trunnion | 72 | R.H. Worm | ||
| 33 | Roll Pin | 73 | Screw | ||
| 34 | R.H. Trunnion | 74 | Limit Switch | ||
| 35 | Adjusting Shaft Connection Tube | 75 | Chain | ||
| 36 | Screw | 76 | Screw | ||
| 37 | Timing Belt | 77 | Driver Sprocket | ||
| 38 | Roll Pin | 78 | Retainer Ring | ||
| 39 | L.H. Driven Pulley | 79 | Bull Gear | ||
| 40 | Bushing | 80 | Bearing Cap Screw | ||
TWO SPEED MACHINES ONLY
INTERMEDIATE-LOW SPEED-IDLER SHAFTS
| 1 | Retainer Ring | 22 | Intermediate Gear Key |
| 2 | L.H. Drive Pinion | 23 | Intermediate Shaft |
| 3 | L.H. Bearing Retainer Ring | 24 | Retainer Ring, Idler Shaft |
| 4 | L.H. Bearing, Int. Shaft | 25 | Retainer Ring, Bearing |
| 5 | Screw | 26 | Retainer Ring, Bearing |
| 6 | L.H. Bearing Cartridge, Int. Shaft | 27 | Bearings, Idler Gear |
| 7 | Screw | 28 | Idler Gear |
| 8 | Inner R.H. Bearing Cartridge, Int. Shaft | 29 | "O" Rings |
| 9 | Retainer Ring | 30 | Idler Shaft |
| 10 | Retainer Ring | 31 | Screw |
| 11 | Inner R.H. Bearing, Int. Shaft | 32 | L.H. Bearing Cartridge, Low Speed Shaft |
| 12 | Retainer Ring | 33 | L.H. Bearing Retainer Ring |
| 13 | R.H. Drive Pinion | 34 | L.H. Bearing, Low Speed Shaft |
| 14 | R.H. Bearing Retainer Ring | 35 | Retainer Ring |
| 15 | R.H. Bearing, Int. Shaft | 36 | Screw |
| 16 | Screw | 37 | R.H. Bearing Cartridge, Low Speed Shaft |
| 17 | R.H. Bearing Cartridge, Int. Shaft | 38 | R.H. Bearing Retainer Ring |
| 18 | Retainer Ring | 39 | R.H. Bearing, Low Speed Shaft |
| 19 | Intermediate Gear | 40 | Reducer Gear |
| 20 | L.H. Drive Pinion Key | 41 | Reducer Gear Key |
| 21 | R.H. Drive Pinion Key | 42 | Low Speed Gear Shaft |
DRIVE-MECHANICAL CLUTCH & BRAKE
| DRIVE-MECHANICAL CLUTCH & BRAKE | TWO SPEED MACHINES ONLY | ||
| 1 | Drive Belt | 36 | Roll Pin |
| 2 | Drive Sheave | 37 | Retainer Ring |
| 3 | Key | 38 | Shifting Fork Pinion |
| 4 | Screw | 39 | Shifting Fork Shaft |
| 5 | Drive Motor | 40 | Shifting Fork |
| 6 | Screw | 41 | Roll Pin |
| 7 | Mechanical Clutch (See parts list on page 22) | 42 | Shifting Fork Rod Lock |
| 11 | L.H. Flywheel Bearing | 43 | Shifting Rod Handle Grip |
| 12 | Flywheel | 44 | Shifting Rod Handle |
| 13 | R.H. Flywheel Bearing | 45 | Roll Pin |
| 18 | Screw | 46 | Lower Shifting Rod Collar |
| 19 | Mechanical Brake (See parts list on page 22) | 47 | Shifting Rod |
| 22 | Screw | 48 | Pinion Key |
| 23 | Brake Mounting Ring | 49 | Screw |
| 24 | Retainer Ring | 50 | Upper Handwheel Shaft Bracket |
| 25 | Retainer Ring | 51 | Lower Handwheel Shaft Bracket |
| 26 | R.H. Bearing, Driveshaft | ||
| 27 | Collar, Driveshaft | ||
| 28 | Screw | ||
| 29 | L.H. Bearing Cartridge, Driveshaft | ||
| 30 | Retainer Ring | ||
| 31 | L.H. Bearing Driveshaft | ||
| 33 | Driveshaft | ||
| 34 | Retainer Rings (Single Speed Machines only) | ||
| 35 | High Speed Pinion |
MECHANICAL TREADLE MECHANISM
| 1 | Retainer Rings | 26 | Jam Nuts |
| 2 | Clevis Pins | 27 | Pin |
| 3 | Clevis | 28 | Pivot Arm Bracket |
| 4 | Jam Nuts | 29 | Pivot Arm |
| 5 | Foot Pedal | 30 | Pin |
| 6 | Treadle Shaft | 31 | Screw |
| 7 | Retainer Ring | 32 | Bearing Retainer Cap |
| 8 | Roll Pin | 33 | Retainer Ring |
| 9 | Bell Crank | 34 | Bearing |
| 10 | Lower Treadle Rod | 35 | Bearing Retainer, throwout Rod |
| 11 | Spacers | 36 | Drawrod Retainer |
| 12 | Lower Rocker Arm | 37 | Retainer Ring |
| 13 | Upper Treadle Rod | 38 | Retainer Ring |
| 14 | Screw | 39 | Mechanical Brake (See parts list on page 22) |
| 15 | Spring Bracket | 40 | Drawrod |
| 16 | Spring | 41 | Driveshaft (See parts list on page 18) |
| 17 | Washer | 42 | Mechanical Clutch (See parts list on age 22) |
| 18 | Jam Nuts | 43 | Retainer Ring |
| 19 | Retainer Rings | 44 | Retainer Ring |
| 20 | Bushings | 45 | Adjustable Retainer, Drawrod |
| 21 | Screw | 46 | Retainer Locknuts |
| 22 | Bell Crank Bracket | 47 | Pin, Lower Rocker Arm |
| 23 | Pin | 48 | Retainer Ring |
| 24 | Upper Bell Crank | 49 | Nut |
| 25 | Pin | 50 | Shoulder Bolt |
| 51 | Treadle Lock Latch | ||
| 52 | Latch Pin |
MECHANICAL TREADLE MECHANISM
| 1 | Shifter Collar |
| 2 | Adjusting Ring |
| 3 | Hub |
| 4 | Drive Disc Assembly |
| 5 | Driving Plate |
| 6 | Adjusting Nut |
| 7 | Hex Head Capscrew |
| 8 | Spring |
| 9 | Push Ring |
| 10 | Roll Pin |
| 11 | Spring |
| 12 | Release Latch |
| 13 | Pin (9 Req.) |
| 14 | Snap Ring (18 Req.) |
| 15 | Toggle (6 Req.) |
| 16 | Pin (3 Req.) |
| 17 | Toggle Lever (3 Req.) |
| 18 | Drawrod (See Page 20) |
DRIVE-AIR FRICTION CLUTCH & BRAKE
| 1 | Drive Belt | TWO SPEED MACHINES ONLY | |
| 2 | Drive Sheave | 36 | Roll Pin |
| 3 | Key | 37 | Retainer Ring |
| 4 | Screw | 38 | Shifting Fork Pinion |
| 5 | Drive Motor | 39 | Shifting Fork Shaft |
| 6 | Screw | 40 | Shifting Fork |
| 7 | Air Friction Clutch (See Parts List on Page 26) | 41 | Roll Pin |
| 8 | Clutch Key | 42 | Shifting Fork Rod Lock |
| 9 | Retainer Ring | 43 | Shifting Rod Handle Grip |
| 10 | Driving Hub | 44 | Shifting Rod Handle |
| 11 | L.H. Flywheel Bearing | 45 | Roll Pin |
| 12 | Flywheel | 46 | Lower Shifting Rod Collar |
| 13 | R.H. Flywheel Bearing | 47 | Sifting Rod |
| 18 | Brake Mounting Screw | 48 | Pinion Key |
| 19 | Air Releasing Disc Brake (See Parts List on Page 28) | 49 | Screw |
| 20 | Retainer Ring | 50 | Upper Handwheel Shaft Bracket |
| 21 | Brake Collar | 51 | Lower Handwheel Shaft Bracket |
| 22 | Screw | ||
| 23 | Brake Mounting Ring | ||
| 24 | Retainer Ring | ||
| 25 | Retainer Ring | ||
| 26 | R.H. Bearing, Driveshaft | ||
| 27 | Collar, Driveshaft | ||
| 28 | Screw | ||
| 29 | L.H. Bearing Cartridge, Driveshaft | ||
| 30 | Retainer Ring | ||
| 31 | L.H. Bearing Driveshaft | ||
| 32 | Brake Key | ||
| 33 | Driveshaft | ||
| 34 | Retainer Rings (Single Speed Machines Only) | ||
| 35 | High Speed Pinion |
AIR FRICTION CLUTCH-TYPE Ll-P
| 1 | Drive Shaft |
| 2 | Driving Hub |
| 3 | Driving Hub Retaining Ring |
| 4 | Clutch Snap Ring |
| 5 | Clutch Housing |
| 6 | Clutch Cylinder |
| 7 | Clutch Piston |
| 8 | Piston Wiper |
| 9 | Piston'O" Ring |
| 10 | Rotary Air Seal Adapter |
| 11 | Adapter "O" Ring |
| 12 | Rotary Air Seal |
| 13 | Pressure Plate |
| 14 | Inner Pressure Plate |
| 15 | Pressure Plate Guides and Nut |
| 16 | Friction Disc |
| 17 | Spreader Spring |
| 18 | Spring Guide |
| 19 | Guide Collar |
AIR RELEASING DISC BRAKE
| 1 | Piston Screw |
| 2 | Piston |
| 3 | Piston Dust Seal |
| 4 | Piston Ring (outer) |
| 5 | Piston Ring (inner) |
| 6 | Cylinder Stud Nut |
| 7 | Cylinder |
| 8 | Spring |
| 9 | Pressure Plate |
| 10 | Brake Disc |
| 11 | Brake Lining |
| 12 | Center Plate |
| 13 | Brake Ring Mounting Screw |
| 14 | Brake Ring |
| 15 | Brake Stud Pin |
| 16 | Brake Stud |
| 17 | Brake Hub |
| 18 | Lining Rivet (not shown) |
AIR COUNTERBALANCE AND TANK (OPTIONAL)
| 1 | Tie Rod Nut |
| 2 | Upper Cylinder Cap |
| 3 | Counterbalance Cylinder |
| 4 | Piston Rod Nut |
| 5 | Piston |
| 6 | Piston Rod |
| 7 | Die Rod |
| 8 | Lower Cylinder Cap |
| 9 | Sleeve |
| 10 | Lock Nut |
| 11 | Compression Nut |
| 12 | Clevis |
| 13 | Retainer Ring Pin |
| 14 | Air Tank |
| 15 | Tank Rod |
| 16 | Tank Bracket |
| 17 | Safety Valve |
| 18 | Bushing |
| 19 | Air Supply Line |
| 20 | Petcock |
| 21 | Stuffing Box Packing |
| 22 | Piston Packing |
| 23 | Velumoid Gasket |
STANDARD BACKGAGE
| STANDARD BACKGAGE | |
| 1 | Backgage Bracket |
| 2 | Backgage Finger |
| 3 | Finger Support |
| 4 | Backgage Base |
| 5 | "V" Head Bolt |
| 6 | Tee Bolt |
| MICROMETER TYPE BACKGAGE | |
| (OPTIONAL) | |
| 14 | Bracket |
| 15 | Tee Bolt |
| 16 | Micrometer Stud |
| 17 | Micrometer Support |
| 18 | Nut |
| 19 | Micrometer Nut |
| 20 | Jam Nut |
| 21 | Hex HD Cap Screw |
| 22 | Finger Support |
| 23 | Finger |
FRONT OPERATED MICROMETER BACKGAGE
| FRONT OPERATED MICROMETER BACKGAGE | FRONT OPERATED-POWER DRIVEN-MICROMETER BACKGAGE | |||||
| (OPTIONAL) | (OPTIONAL) | |||||
| 1 | Handle | 19 | Upright Adjusting Screw | 31 | Bevel Gear | |
| 2 | Hand Knob | 20 | Stud | 32 | End Collar | |
| 3 | Hand Crank | 21 | Knurled Knob | 33 | Roll Pin | |
| 4 | Roll Pin | 22 | Support Arm | 34 | Bevel Gear | |
| 5 | Handwheel Dial Face | 23 | Shoulder Bolt | 37 | Shaft | |
| 6 | Dial | 24 | Finger Bolt | 38 | *Sprocket | |
| 7 | Set Screw | 25 | Finger | 39 | Coupling Gear | |
| 8 | Bushing | 26 | Handle | 40 | Coupling Sleeve | |
| 9 | Pointer | 27 | Hand Crank | 41 | Spring | |
| 10 | Bushing | 28 | Roll Pin | 42 | Collar | |
| 11 | End Collar | 29 | End Collar | 43 | Set Screw | |
| 12 | Roll Pin | 30 | Finger Rest | 44 | Woodruff Key | |
| 13 | Adjusting Screw | 31 | Nut | 45 | Shaft | |
| 14 | Splined Shaft | 32 | Washer | 46 | *Chain | |
| 15 | Upright | 35 | R.H. Support Bracket | 47 | *Motor | |
| 16 | Spring | 36 | L.H. Support Bracket (Not Shown) | *SUPPLIED WHEN MOTOR OPERATED ONLY | ||
| 17 | Washer | 48 | Capscrew | |||
| 18 | Capscrew | 49 | Set Screw | |||
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
Monday–Friday:
8 a.m.–5 p.m.
Saturday–Sunday:
Closed
BCN Technical Services, Inc. 1004 E State St Hastings, MI 49058
269-948-3300
info@bcntechserv.com
