How to find the parts you need
Series F & G Foot Operated Squaring Shear Form C-4-A
① Click a link to view parts list below or download the spec sheet.
Basic Machine - Series F ShearsBasic Machine - Series G Shears
Quick Setting Back Gage (Standard on 22F, 30F, 36F, 42F, 48F, and G series
Rack & Pinion Back Gage (Standard on 5F, 6F, 8F, 10F)
Ball Bearing Parallel Package (optional on 8F & 10F only)
Front Extension Gage (Optional)
② Once you know which parts you want to order, request a parts quote.
Click to enlarge drawing
Basic Machine – Series F Shears
| Part # | Part Name | Part # | Part Name | Part # | Part Name |
|---|---|---|---|---|---|
| 1 | Bumper, Treadle (22F, 30F, 36F, 42F, 48F) | 20 | Plow Bolt Nut (certain models only) | 39 | Pin, Holddown |
| 2 | Gage Nut | 21 | Knife Washer | 40 | Yoke, Holddown |
| 3 | Gage Washer | 22 | Plow Bolts | 41 | Bed Mounting Screw |
| 4 | Front Gage Bar | 23 | Upper Knife | 42 | Washer |
| 5 | Front Gage Bolt | 24 | Lower Knife | 43 | Treadle |
| 6 | Front Bracket Screw | 25 | Crosshead (22F, 30F, 36F, 42F, 48F, 5F, 6F shown) | 44 | Bed Adjusting Screws |
| 7 | Front Bracket | 25A | Crosshead (8F, 10F shown) | 45 | Adjusting Piece Screws |
| 8 | Set Screw | 26 | Brace Rod Nuts | 46 | Adjusting Piece |
| 9 | Collar, Holddown Shaft | 27 | Crosshead Brace Rod | 47 | Bed (22F, 30F, 36F, 42F, 48F, 5F, 6F shown) |
| 10 | Set Screw | 28 | Coupling | 47A | Bed (8F and 10F shown) |
| 11 | Eccentric Lever | 29 | Brace Rod | 48 | Front Gib Liner |
| 12 | Eccentric Strap | 30 | Brace Rod Bolt | 49 | Rear Gib Liner |
| 13 | Holddown Shaft | 31 | Brace Rod Bolt Jam Nuts | 50 | Spring Spacer and Pin (when used) |
| 14 | Lockwasher | 32 | Yoke Pins with Lotter Pins | 51 | L.H. Leg (22F, 30F, 36F, 42F, 48F, 5F, 6F shown) |
| 15 | Holddown Spring Pin | 33 | Yokes | 52 | R.H. Leg (8F and 10F shown) |
| 16 | Holddown Spring | 34 | Treadle Rod Jam Nuts | 53 | Treadle Bearing |
| 17 | Holddown (36F, 42F, 48F shown) | 35 | Treadle Rod | 54 | Clamping Stud |
| 17A | Holddown (5F, 6F, 8F, 10F shown) | 36 | Side Gage Screws | 55 | Retainer Ring |
| 18 | Lockwashers | 37 | L.H. Side Gage | 56 | Counterbalance Spring |
| 19 | Knife Guard | 38 | R.H. Side Gage | 57 | Counterbalance Spring Rod |
| 58 | Locknuts |
Basic Machine – Series G Shears
| Part # | Part Name | Part # | Part Name | Part # | Part Name |
|---|---|---|---|---|---|
| 1 | Bed | 17 | Upper Knife Bolt & Washer | 32 | Lower Knife |
| 2 | Crosshead | 18 | Treadle Lever Bushing | 33 | Brace Rod with Nuts |
| 3 | Holddown | 19 | Lower Knife Bolt & Washer | 34 | Brace Rod Bolt with Nuts |
| 4 | Holddown Stud with Washer & Nuts | 20 | Spring Holder | 35 | Bed Clamping Bolt with Washer |
| 5 | Spring Rod Bushing | 21 | Treadle Lever Pin | 36 | Knife Guard |
| 6 | Holddown Shaft | 22 | Connecting Rod with Nuts | 44 | Holddown Pin with Cotter Pins |
| 7 | Eccentric Lever with Set Screw | 23 | Spring Rod with Washer & Nuts | 45 | Backgage Rod |
| 8 | Eccentric Strap | 24 | Spring | 46 | Gib Adjusting Screw with Washer |
| 9 | Holddown Yoke with Nut | 25 | Spring | 47 | Jam Nut |
| 10 | Holddown Shaft Collar with Set Screw | 26 | Gib | 48 | Bed Adjusting Screws with Washer |
| 11 | L.H. Housing | 27 | Front Bracket with Screws | 49 | Lever Setscrew with Nut |
| 12 | R.H. Housing (Not Shown) | 28 | Front Gage Stop | 50 | Crosshead Adjusting Screw with Nut |
| 13 | Treadle | 29 | Front Gage Bolt | 51 | Front Gage Nut |
| 14 | Treadle Lever | 30 | R.H. Side Gage | 52 | Treadle Lever Link |
| 15 | Lever Pin with Cotter Pin | 30A | L.H. Side Gage (Not Shown) | ||
| 16 | Connecting Rod Yoke | 31 | Upper Knife |
Quick Setting Back Gage (Standard on 22F, 30F, 36F, 42F, 48F, and G series
| Part # | Part Name | Part # | Part Name |
|---|---|---|---|
| 1 | Locknuts | 10 | Clamping Nut |
| 2 | Capscrew | 11 | Clamping Bolts |
| 3 | Capscrew | 12 | Back Gage Rod |
| 4 | Stud | 13 | Jam Nut |
| 5 | Link | 14 | Back Gage |
| 6 | Screw | 15 | R.H. Sleeve |
| 7 | Pointer | 16 | L.H. Sleeve |
| 8 | Knobs | ||
| 9 | Pin Handles |
Rack & Pinion Back Gage (Standard on 5F, 6F, 8F, 10F)
| Part # | Part Name | Part # | Part Name |
|---|---|---|---|
| 1 | Shoulder Bolt | 15 | Roll Pin |
| 2 | L.H. Support Link | 16 | R.H. Sleeve |
| 3 | L.H. Sleeve | 17 | Snap Ring |
| 4 | Clamping Bolt | 18 | R.H. Support Link |
| 5 | Pointer | 19 | Nut |
| 6 | Knob | 20 | Back Gage Bar |
| 7 | Clamping Nut | 21 | Brace Rod Bolt |
| 8 | Pin Handles | 22 | Jam Nut |
| 9 | Hex Head Capscrew | 23 | Back Gage Rod |
| 10 | Jam Nut | 24 | Jam Nut |
| 11 | Brace Rod | 25 | Ratchet Wrench |
| 12 | Pinion Shaft | 26 | Socket Hd. Setscrew |
| 13 | Clamp | 27 | Setscrew |
| 14 | Connecting Shaft |
Ball Bearing Parallel Package (optional on 8F & 10F only)
| Part # | Part Name | Part # | Part Name | Part # | Part Name |
|---|---|---|---|---|---|
| 1 | Counter Cover | 21 | R.H. Trunnion - Connection Shaft | 41 | Retaining Bushing Nut |
| 2 | Counter Pulley | 22 | Connection Shaft | 42 | Slide Fastening Screw |
| 3 | Counter Bracket | 23 | L.H. Trunnion - Connection Shaft | 43 | Slide Nut and Tension Washers |
| 4 | Counter | 24 | L.H. Gear Case Ring | 44 | Slide |
| 5 | Gear Case Mounting Screws | 25 | Key | 45 | Stop Pin |
| 6 | R.H. Gear Case | 26 | L.H. Gear Case Shaft | 46 | Backgage Bar |
| 7 | L.H. Gear Case | 27 | Nut | 47 | Bracket Fastening Screws |
| 8 | Knurled Knob | 28 | Washer | 48 | L.H. Backgage Bracket |
| 9 | Handwheel | 29 | R.H. Bearing R.H. Shaft | 49 | R.H. Backgage Bracket |
| 10 | Friction Plate | 30 | Spacing Collar | 50 | Bracket Dowels |
| 11 | Shaft - R.H. Gear Case | 31 | L.H. Gear Case Bevel Gear | 51 | L.H. Adjusting Screw (Not Shown) |
| 12 | R.H. Bearing - R.H. Shaft | 32 | L.H. Bearing L.H. Shaft | 52 | R.H. Adjusting Screw |
| 13 | R.H. Gear Case Bevel Gear | 33 | Key | 53 | Timing Belt |
| 14 | L.H. Bearing - R.H. Shaft | 34 | Pipe Plugs | 54 | Timing Belt Pulley |
| 15 | Coupling Gear | 35 | Nut | 55 | Decimal Equiv. & Lub Plate |
| 16 | Key | 36 | Washer | 56 | Brace Rod Nuts |
| 17 | Key | 37 | Adjusting Screw Bevel Gear | 59 | Backgage Brace Rod |
| 18 | Coupling Sleeve Scale | 38 | Key | 60 | Jam Nuts |
| 19 | Coupling Sleeve | 39 | Adjusting Screw Bearing | 61 | Brace Rod Bolt |
| 20 | Spring | 40 | Retaining Bushing | 62 | Oil Hold Cover |
Front Extension Gage (Optional)
| Part # | Part Name | Part # | Part Name |
|---|---|---|---|
| 1 | Gage Block Adjusting Screw | 7 | Side Gage Mounting Screw |
| 2 | Gage Block | 8 | Floor Mounting Screw |
| 3 | Clamping Plate Screw | 9 | Extension Gage Stand |
| 4 | Clamping Plate | 10 | Bracket Support |
| 5 | Scale Fastening Screw | 11 | Gage Bottom |
| 6 | Scale | 12 | Side Gage |
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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BCN Technical Services, Inc.
1004 E State St Hastings, MI 49058
269-948-3300
info@bcntechserv.com