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Series PN 36 to 90 Ton – Form B-15-B.

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Niagara Press Parts

How to find the parts you need

Series PN 36 to 90 Ton – Form B-15-B.

Click to enlarge drawing

Shaft and Slide Adjusting Mechanism

1Bronze Bushing36Ball Pin
2Eccentric Cams37Sprocket Box
3Eccentric Cam Keys38Large Sprocket
4Split Flanged Bronze Bushing39Motor Screw
5Eccentric Shaft40Box Cover
6Gear Reducer Key41Sprocket Box Mounting Screws
7Split Bronze Bushing42Cover Screws
8Dowel43Small Sprocket
9Flanged Bronze Bushing44Chain
10Bearing Caps45Motor Screw
11Socket Head Cap Screws46Worm Key
12Slide Adjusting Motor47Plate
13Motor Shaft Key48Left Adjusting Shaft
14Connection Bushing49Bearing Retainer
15Left Connection50Roll Pin
16Right Connection51Screws
17Bronze Bushing52Split Sprocket
18Thrust Bearings53Mounting Screw
19Worm54Limit Switch
20Worm Key55L.S. Sprocket
21Sprocket Key56Chain
22Roll Pin57Key
23Bearing Retainer59Cover Screw
24Retainer Set Screw60Roll Pin
25Retaining Ring61Roll Pin
26Right Adjusting Shaft62Set Screw
27Stop Plate Screws63Coupling Gear
28Stop Plate 64Adjusting Sleeve
29Adjusting Nut65Spring
30Connection Cover66Sleeve Stop
31Socket Head Capscrews67Inner Worm Shaft
32Ball Cover Right Hand68Counter Screws
32ALeft Hand Ball Cover69Flanged Bushing
33Shims70Adjusting Shaft Connection Tube
34Ball Screw71Roll Pins
35Ball Seat72Spacer

Gear Box

1Socket Head Screw15Right Hand Drive Shaft Bearing
2Right Hand Bearing Cap16Driveshaft
3Flywheel Bearings17Left Hand Drive Shaft Bearing
4Flywheel 18Countersunk Screws
5Main Gear Bearings19Sockethead Screws
6Left Hand Bearing Cap20Oil Fill Plug
7Locknut21Gear Box Housing
8Set Screw22Gear Box Cover
9Main Gear and Output Hub23Oil Level Window
10Intermediate Shaft Bearings24Main Bearing Cap
11Retaining Ring25Oil Drain Plug
12Intermediate Gear26Removable Set Screw to pull #24
13Intermediate Pinion and Shaft27Bearing Cover
14Keys28Socket Head Screw


20Belt Guard34Retaining Ring
21Motor Plate35Belts
28Main Motor36Adjusting Block
30Support Plate Cap37Locknut
31Left Hand Support Plate38Adjusting Screw
32Pivot Pin39Sheave
33Right Hand Support Plate41Socket Head Screws
43Brake Support Shaft Nut


1Drive Shaft10Rotary Air Seal Adapter
2Driving Hub11Adapter "O" Ring
3Driving Hub Retaining Ring12Rotary Air Seal
4Clutch Snap Ring13Pressure Plate
5Clutch Housing14Inner Pressure Plate
6Clutch Cylinder15Pressure Plate Guides and Nut
7Clutch Piston16Friction Disc
8Piston Wiper17Spreader Spring
9Piston "O" Ring18Spring Guide
19Guide Collar


1Piston Screw10Brake Disc
2Piston11Brake Lining
3Piston Duet Seal12Center Plate
4Piston Ring (outer)13Brake Ring Mounting Screw
5Piston Ring (inner)14Brake Ring
6Cylinder Stud Nut15Brake Stud Pin
7Cylinder 16Brake Stud
8Spring 17Brake Hub
9Pressure Plate18Lining Rivet (not shown)

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