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3M™ Overhead Projector 1800 Illustrated Parts Breakdown
© 3M 2007 13
Arm Assembly Parts List
(Serial number 18040828 to 1877398)
Item 3M Part Number Description Qty.
1A 78-8120-8575-7
Arm Assembly Kit (includes rectangular post)
Note: When stock runs out, replacement is XO-0038-1808-5
1
1B 78-8120-8576-5 Arm / Offset Rectangular Post Assembly Kit 1
2 See note Arm, Focus (included in arm assembly kit 78-8120-8575-7) 2
3 See note Pad, Insert (included in arm assembly kit 78-8120-8575-7) 2
4 See note Plate, Standoff (included in arm assembly kit 78-8120-8575-7) 1
5 See note Clamp, friction (included in arm assembly kit 78-8120-8575-7) 1
6 See note Pressure Bar (included in arm assembly kit 78-8120-8575-7) 1
7 See note Spring, Compression (included in arm assembly kit 78-8120-8575-7) 2
8 See note Screws, Shoulder (included in arm assembly kit 78-8120-8575-7) 2
9 See note Cap, Focus (included in arm assembly kit 78-8120-8575-7) 1
10 RO-0038-1149-2 Knob, Focus Gear, Blue (Not compatible with arms on units prior to serial #18040828) 1
11 78-8079-8744-7 Rack, Focus 1
12A 78-8120-8513-8 Rectangular Post, Inverted Arm 1
12B 78-8120-8514-6 Rectangular Post, Basic Arm 1
13 78-8120-8537-7 Arm / Post / Inverted Singlet Head Assembly (Not shown) 1
NOTE: This item is not available for purchase as an individual part. You must purchase the entire arm assembly
kit.