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Proven Part 12-Inch Chainsaw Chain vs Oregon 90PX 12" Chain for DeWalt DCCS620B

Both are 12-inch, 3/8 low-profile, .043-gauge, 45-drive-link chains, so they fit the same saws and cut the same kerf. The Proven Part is a generic semi-chisel chain sold as a cross-reference fit for DeWalt, Milwaukee, Kobalt and Worx saws. The 90586162 is an Oregon 90PX chain made in the USA, built for the DeWalt DCCS620B and DCCS620P1, and Oregon's 90PX line is well regarded for holding RPM on small low-power saws. Buy the Oregon if you want the smoother, faster-cutting chain on a DeWalt; buy the Proven Part if you need one chain that also fits a Milwaukee or Kobalt saw.

  • Choose the Proven Part 12 Inch if you run more than one brand of 12-inch saw and want a single chain that cross-fits DeWalt, Milwaukee, Kobalt and Worx.
  • Choose the 90586162 if your saw is a DeWalt DCCS620B or DCCS620P1 and you want the Oregon 90PX chain it was designed around.

Prices

  • Proven Part 12-Inch Chainsaw Chain: $5.99 at Amazon (last seen Nov 5)
  • Oregon 90PX 12" Chain for DeWalt DCCS620B: $17.49 at Loggerchain - Frawleys Saw Shop (last seen Nov 8)
  • Difference: the Proven Part 12-Inch Chainsaw Chain is $11.50 cheaper than the Oregon 90PX 12" Chain for DeWalt DCCS620B at the latest prices (Nov 5 and Nov 8)
Proven Part
Proven Part Chainsaw Chain 12 Inch

Proven Part 12-Inch Chainsaw Chain

Proven Part Chainsaw Chain 12 Inch

$5.99at AmazonObserved Nov 5, 2026, 6:53 PM
See all prices and details
Visit Amazon

As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Fits several brands of 12-inch saw, not just DeWalt
  • Matches the 90PX045G and DWRC1200 references
  • Correct 3/8 LP, .043 gauge, 45 drive links
  • Semi-chisel holds an edge in dirty wood
Cons
  • Generic brand with no stated country of origin
  • No Oregon efficiency claims behind it
  • Fewer published sharpening specs
9
90586162 replacement chain for Dewalt DCCS620B 20V MAX XR 12" Chainsaw

Oregon 90PX 12" Chain for DeWalt DCCS620B

90586162 replacement chain for Dewalt DCCS620B 20V MAX XR 12" Chainsaw

$17.49at Loggerchain - Frawleys Saw ShopObserved at 11:17 PM
See all prices and details
Visit Loggerchain - Frawleys Saw Shop
Pros
  • Oregon 90PX chain, made in the USA
  • Designed for the DCCS620B and DCCS620P1
  • Narrow .043 kerf keeps a small saw's RPM up
  • Clear 4.5 mm file sharpening spec
Cons
  • Fit is aimed at DeWalt 12-inch saws
  • Costs more than a generic chain
  • No cross-fit listing for Milwaukee or Kobalt

What separates them

Proven Part 12-Inch Chainsaw ChainOregon 90PX 12" Chain for DeWalt DCCS620B
Chain typeSemi-chisel, generic aftermarketOregon 90PX low-profile
FitCross-references DeWalt, Milwaukee M18 Fuel, Kobalt, WorxBuilt for DeWalt DCCS620B and DCCS620P1
Cutting efficiencyStandard semi-chisel profileNarrower kerf draws less power, keeps RPM up on small saws
OriginNot statedMade in the USA
SharpeningStandard round file for 3/8 LP4.5 mm file specified
Specs match12 in, 3/8 LP, .043, 45 links12 in, 3/8 LP, .043, 45 links
ReplacesOregon 90PX045G, DeWalt DWRC1200DeWalt OEM 90586162 and N679610

Price history

  • Proven Part 12-Inch Chainsaw Chain: lowest $5.99 on Nov 5 at Amazon.
  • Oregon 90PX 12" Chain for DeWalt DCCS620B: lowest $179.99 on Nov 9 at Coastal Farm & Ranch.

Prices at every store

Proven Part 12-Inch Chainsaw Chain

  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $5.99Observed Nov 5, 2026, 6:53 PM
    Visit Amazon
  • The Home DepotNew

    Availability unknown

    $19.48Observed Nov 5, 2026, 6:53 PM
    Visit The Home Depot

Also available at

  • Proven PartCheck price at Proven Part
  • Interstate Supplies and ServicesCheck price at Interstate Supplies and Services
All 2 stores and price history →

Oregon 90PX 12" Chain for DeWalt DCCS620B

  • Coastal Farm & RanchNew

    In stock

    $179.99Free shippingObserved at 11:16 PM
    Visit Coastal Farm & Ranch
  • Fleet FarmNew

    In stock

    $199.99+ $12.99 shippingObserved at 11:16 PM
    Visit Fleet Farm
  • ArborNew

    In stock

    $208.26+ $49.99 shippingObserved at 11:16 PM
    Visit Arbor
  • Loggerchain - Frawleys Saw ShopNew

    Availability unknownReturn policy

    $17.49Observed at 11:17 PM
    Visit Loggerchain - Frawleys Saw Shop
All 8 stores and price history →

Specs compared

SpecProven Part 12-Inch Chainsaw ChainOregon 90PX 12" Chain for DeWalt DCCS620B
Bar Length12 Inch12 in
Chain Pitch3/8" LP3/8 in
Drive Links45—
Oregon Match90PX045G—
Chain length—12 in
Cutting diameter—10 in
Voltage—20 MAX
Weight with battery—9 lbs.
Weight without batteries—7.8 lbs
Chain gauge—0.043
Chain speed—25.2 FT/S
Battery compatibility—Dewalt 20V MAX* Batteries
Show all 13 specsShow fewer specs
SpecProven Part 12-Inch Chainsaw ChainOregon 90PX 12" Chain for DeWalt DCCS620B
Tool system—20V MAX*

What reviewers say

Oregon 90PX 12" Chain for DeWalt DCCS620B

Owners of the DCCS620B treat this Oregon chain as a straight swap for the factory chain and report it cuts cleanly on the stock bar. Most praise the fit and the narrow kerf on a battery saw; some note it is a light-duty chain that dulls faster in hard wood.

What people mention
  • FitPraisedOwners say it mounts on the DCCS620B bar without modification when the 45-link count matches.
  • Cutting speedPraisedThe narrow .043 kerf lets the small saw keep RPM and cut without bogging.
  • DurabilityMixedHolds up for pruning and limbing, but dulls faster in hard or dirty wood.
  • Chain stretchCriticisedSome owners report it stretches when new and needs retensioning early.

Questions and answers

Which chain cuts faster on a DeWalt DCCS620B?
The 90586162. It is the Oregon 90PX, which uses a narrower .043 kerf and needs less power from the saw, so the DCCS620B holds higher RPM through the cut. The Proven Part is a standard semi-chisel and will feel slower in the same wood.
Will the Proven Part chain fit my Milwaukee M18 Fuel saw?
Proven Part lists the M18 Fuel among compatible saws, along with Kobalt 1224, Worx WG350/380 and LCS1240. Check your bar for 3/8 LP, .043 gauge and 45 drive links before fitting.
Which lasts longer?
Both are 3/8 low-profile chains with similar tooth counts, so life depends on sharpening and what you cut. The Oregon 90PX has a known sharpening spec (4.5 mm file) and US manufacturing behind it; the Proven Part has no published origin or file size, so follow standard 3/8 LP practice.
Is the Oregon chain worth stepping up to?
Yes if you own a DeWalt 12-inch saw and cut often. The 90PX is the chain the saw was designed around, and it keeps RPM up on a low-power cordless saw. If you swap between brands, the Proven Part's cross-fit is the reason to pick it instead.
Do both chains need the same bar?
Yes. Both need a 12-inch bar stamped for 3/8 low-profile pitch, .043 gauge and 45 drive links. A 90 stamp on the drive link confirms the Oregon fit.
Can I run either chain on a 20V saw?
Yes. Both are sized for 12-inch cordless saws, including the DeWalt 20V MAX DCCS620B. Match the bar specs, not the battery platform.

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