IKEA · Chairs & Stools
How to assemble IKEA NÄMMARÖ Bench with Backrest
Step-by-step IKEA NÄMMARÖ Bench with Backrest assembly: 18 illustrated steps, an animated video, the hardware list and the tools you need — following the official instructions (AA-2308984-2).
- 18 illustrated steps
- 12 steps in the manual
- 2:45 video
- 115×66×83 cm

What you need
Tools
- Flat-head screwdriver
- Allen key (included)
You’ll need: a flat-head screwdriver.
Hardware in the box
| Part no. (as printed in the manual) | Qty |
|---|---|
| 106581 | 4× |
| 117794 | 6× |
| 105089 | 4× |
| 128995 | 4× |
| 113107 | 8× |
| 10089384 | 2× |
Step-by-step assembly

Step 1
Lay the seat face down and place the front rail on it.
Work on a rug. The hole in the middle of the rail faces outwards.

Step 2 · manual step 1
Fix the front rail with 4 bolts (117794).
Use the Allen key.

Step 3 · manual step 2
Turn the seat over and stand it on its end.

Step 4 · manual step 2
Push 2 dowels (128995) into the centre support.
They join the seat to the centre support of the backrest.

Step 5 · manual step 2
Fit the backrest onto the dowels.

Step 6 · manual step 3
Fix the backrest with 2 cross dowels (113107) and 2 bolts (105089).
Turn the cross dowels with a flat screwdriver so the holes line up.

Step 7 · manual step 4
Fit the centre bar with a cross dowel (113107) and a bolt (117794).
The bolt goes through the middle of the front rail — see the manual, step 4.

Step 8 · manual step 5
Push 2 dowels (128995) into the back rail and fit it.
Check which end goes where — see the manual, step 5.

Step 9 · manual step 6
Bolt the back rail to the centre bar.
Cross dowel (113107) in the bar, bolt (117794) through the rail.

Step 10 · manual step 7
Put a washer (10089384) on the backrest and place a side frame on top.
Check the frame is the right way round — see the manual, step 7.

Step 11 · manual step 7
Bolt the frame to the backrest with a bolt (105089).
The washer sits between the frame and the backrest.

Step 12 · manual step 8
Fix the side frame with 2 cross dowels (113107) and 2 bolts (106581).
Through the legs into the ends of the front and back rails.

Step 13 · manual step 9
Turn the bench over onto the other end.

Step 14 · manual step 9
Put the other washer on and place the second side frame.
Then bolt it to the backrest with a bolt (105089).

Step 15 · manual step 10
Fix it with 2 cross dowels (113107) and 2 bolts (106581).

Step 16 · manual step 11
Tighten the 2 bolts (105089) under the seat ends.
Until the heads sit flush — see the manual, step 11.

Step 17 · manual step 12
Stand the bench up on its legs.

Step 18 · manual step 12
Tighten all 6 bolts in the side frames.
Three in each frame. Use the Allen key.
Tips & safety
- Assemble on a soft surface. The manual shows building on a rug, so the wood doesn’t get scratched.
- Missing a part or unsure? The manual says: contact your IKEA store for help.
Official instructions
This guide follows IKEA’s official assembly instructions (AA-2308984-2). Keep the printed manual to hand — if anything differs, the manual is right.



