16392044-1-M-Toro-660857001-Screw
( Grid squares measure 1x1 inch )
16392044-1-S-Toro-660857001-Screw
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Screw 660857001

 Fits your 51978 Trimmer!
$ 5.30
  Special Order
Get FREE EconoShip on orders over $100! T&C apply
 Fits your 51978 Trimmer!
PartSelect Number PS16392044
Manufacturer Part Number 660857001
Manufactured by Toro
Troubleshooting
This part works with the following products:
Trimmer.
This part works with the following products:
Toro, Homelite, Ryobi.
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Questions and Answers

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Model Cross Reference
This part works with the following models:
PartSelect Number: PS16392044
Manufacturer Part Number: 660857001
Brand
Model Number
Description
Toro
51948
Trimmer - 51948, 25cc Power Head, 2014 (Sn 314000001-314999999)
Toro
51958
Trimmer - 51958, 17in Curved-Shaft Gas Trimmer, 2014 (Sn 314000001-314999999)
Toro
51958VNM
Trimmer - 51958vnm 17 In. Gas Trimmer - Curved Shaft S/N 320000001 & Up Mfg. No. 090309052
Toro
51978
Trimmer - 51978, 18in Straight-Shaft Gas Trimmer, 2014 (Sn 314000001-314999999)
Toro
51978A
Trimmer - 18in Straight-Shaft Gas Trimmer
Toro
51978VNM
Trimmer - 51978vnm 18 In. Gas Trimmer - Straight Shaft S/N 319000001 & Up Mfg. No. 095309106 7-16-21 (Rev:03)
Toro
51998
Trimmer - 51998, 18in Straight-Shaft Gas Trimmer, 2016 (Sn 316000001-316999999)
Homelite
BM25TEC
Trimmer - Bm25tec String Trimmer Mfg. No. 090309033 1-25-19 (Rev:01)
Homelite
BM25TEC2
Trimmer - Bm25tec2 25.4cc Trimmer/Edger Combo Mfg. No. 090309039 12-2-20 (Rev:02)
Homelite
GM22000
Trimmer - Gm22000 26cc String Trimmer
Homelite
GM22600
Trimmer - Gm22600 26cc String Trimmer
Homelite
GM22650
Trimmer - Gm22650 26cc String Trimmer
Homelite
GM23000
Trimmer - Gm23000 26cc String Trimmer
Ryobi
RY40007
Lawn Tractor Accessories - Ry40007 - Everything Else
Ryobi
RY40007VNM
Lawn Tractor Accessories - Ry40007vnm - Everything Else
Ryobi
RY402011VNM
Trimmer - Ry402011vnm - Trimmers
Homelite
UT-33600
Trimmer - String Trimmer, 26cc,
Homelite
UT-33650
Trimmer - String Trimmer, 26cc,
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Customer Service Representative

Get in touch, we're here to help!

Monday to Saturday
8am - 9pm EST

Contact Customer Service
Screw
$ 5.30
  Special Order
✖
Stock Status
 In Stock

Item is in stock and will ship today if your order is placed before 4:00 PM Eastern Standard Time.

If your order is placed after 4:00 PM EST, the in stock items will ship on the next business day.

 On Order

Item is not in stock and usually ships 3-5 business days from the time you place your order.

 Special Order

Item is not in stock and usually ships 10-15 business days from the time you place your order.

 NLA - No Longer Available

This item is no longer being made by the manufacturer, and cannot be added to your shopping cart.