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NEC
Office

Model # 3550 Official NEC sheet feeder plus printer

Here are the diagrams and repair parts for Official NEC 3550 sheet feeder plus printer, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 433 parts  |
Belt M M-175-9.5 808-805077-003-A
#44

Roller feed assembly diagram

Belt m m-175-9.5

Part #808-805077-003-A

The manufacturer no longer makes this part, and there's no substitute part

Pulley Collar 136-753450-A
#43

Front inserter diagram

Pulley collar

Part #136-753450-A

The manufacturer no longer makes this part, and there's no substitute part

Left Hopper Pocket 136-781218-002-A
#12

Sheet feeder -- model 4123 diagram

Left hopper pocket

Part #136-781218-002-A

The manufacturer no longer makes this part, and there's no substitute part

Rear Cover 136-741638-A
#17

Tractor unit assembly diagram

Rear cover

Part #136-741638-A

The manufacturer no longer makes this part, and there's no substitute part

Arm Ass'y, Tension (l) 136-760127-001-A
#61

Model 4103 sheet feeder plus -- rev. a6 and higher diagram

Arm ass'y, tension (l)

Part #136-760127-001-A

The manufacturer no longer makes this part, and there's no substitute part

Shear Pin 803-010006-210-A
#6

Paper guide assembly diagram

Shear pin

Part #803-010006-210-A

The manufacturer no longer makes this part, and there's no substitute part

Boss 136-743153-A
#33

Front inserter diagram

Boss

Part #136-743153-A

The manufacturer no longer makes this part, and there's no substitute part

Piece, Hopper Release (r) 136-745944-003-A
Piece, hopper release (r)

Part #136-745944-003-A

The manufacturer no longer makes this part, and there's no substitute part

Stay, Front 136-745982-A
#23

Dual bin adapter -- model 4104 diagram

Stay, front

Part #136-745982-A

The manufacturer no longer makes this part, and there's no substitute part

Gear 23 136-743120-A
#5

Paper guide assembly diagram

Gear 23

Part #136-743120-A

The manufacturer no longer makes this part, and there's no substitute part

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