Hawkins A10-09 Sealing Ring for 2 to 4 Liter Cookers

What the maker puts in writing

• “For Hawkins 2-4 Liter Tall Pressure Cookers”
• “Genuine Hawkins”
• “Made in India ; Long Lasting”
• “Compatible for Hawkins Classic Aluminum 2 Liter, Hawkins Classic Aluminum 3 Liter and Hawkins Classic Aluminum 4 Liter.”
• Description: “The sealing ring fits around the inside rim of the cover and forms a pressure-tight seal between the cover and the body of the pressure cooker during cooking.”
• Reference A10-09 · Catalog: 10 g (0.4 oz), 4.02 × 4.02 × 0.98 in (102 × 102 × 25 mm)

The only page on this shelf that explains the part

“The sealing ring fits around the inside rim of the cover and forms a pressure-tight seal between the cover and the body of the pressure cooker during cooking.”

It is not a washer under a lid. It is a ring seated inside the cover — which is why Hawkins cookers have a lid that goes inside the body rather than clamping over it.

The ring is squeezed between the two as pressure rises, and the pressure itself tightens the seal. Which is why a cooker that weeps a little at the start often stops once it is up to temperature.

Three consequences follow, and no listing on this shelf states any of them:

A ring with a permanent set — flattened on one side from being stored compressed — will not seat evenly and leaks at low pressure. A ring stretched out of round during fitting does the same. A ring that has hardened stops deforming at all, so the cooker takes longer and longer to reach pressure. That is the earliest symptom of a gasket needing replacement, and it is gradual enough that most people miss it.

The two honest tests: look for cracks, flat spots and a glazed surface; and notice whether time-to-pressure has been creeping up.

$7.33, and the most expensive per gram

The price ladder on this shelf:

this — $7.33, 10 g · Prestige Junior — $8.94, 44 g · Prestige Senior — $16.01, 70 g · Presto — $19.28, 45 g · T-fal Secure 5 — $23.15, weight not published · T-fal Clipso — $24.01, 70 g

So this is under a third of the price of the most expensive ring here, and the reason is size: at 10 grams it is the smallest, for the smallest cookers.

Per gram it is the most expensive on the shelf — about 73 cents a gram, against the Prestige Junior’s 20 cents, the Prestige Senior’s 23, the T-fal Clipso’s 34 and the Presto’s 43.

Which is not a criticism so much as an observation about how these are priced: a gasket costs what the market will bear for a part you cannot do without, not what the rubber in it is worth. Seven dollars against the cost of a cooker you cannot use is not a decision.

And the weights are coherent across the shelf, which is reassuring on a shelf where three pages contradict themselves elsewhere: 10 g for 2–4 liters, 44 g for 4–6, 45 g for 6 quarts, 70 g for 7.5–13 liters. Weight scales with cooker size as it should.

Three named models, and a word that matters

“Compatible for Hawkins Classic Aluminum 2 Liter, Hawkins Classic Aluminum 3 Liter and Hawkins Classic Aluminum 4 Liter.”

Three models named outright, plus the height class in bullet one: “2-4 Liter Tall Pressure Cookers”.

“Tall” is not decoration. Hawkins makes both tall and wide bodies at the same capacity, and they take different rings — a 3-liter wide and a 3-liter tall have different lid diameters.

And every item on this shelf is this narrow:

Prestige Junior, $8.94 — Popular and Popular+ at 4, 5, 6 L, and “Does not work with other brands or models” Prestige Senior, $16.01 — Senior, Ultimate and Popular Deluxe from 7.5 L up, 10.5 inch T-fal Clipso, $24.01 — one machine, whose number the page gives two ways Presto, $19.28 — models 01260, 01340, 01360, 6 quarts T-fal Secure 5, $23.15 — P2510737 (6.3 qt) and P2514437 (8.5 qt)

A gasket shelf is a compatibility shelf. Nothing here substitutes for anything else.

Read the number stamped inside your own lid before ordering. If there is none, measure — the next section explains how.

No diameter, and how to get one anyway

Nothing on this page gives a diameter, and the catalog figure is misleading: 4.02 × 4.02 × 0.98 in (102 × 102 × 25 mm) is about 4 inches, far too small for the lid of a 2-liter cooker. That is the ring folded or boxed, not its working size.

One listing on this shelf publishes a diameter, and it lets you calibrate the rest. The Prestige Senior states “10.5-Inch”, and its catalog figure is 267 mm — 10.5 inches exactly.

So catalog dimensions on this shelf are readable when the ring is laid flat. By the same reading:

Prestige Junior — 229 mm = 9.0 inches, a figure that listing never publishes T-fal Clipso — 338 × 239 mm, so not laid flat round T-fal Secure 5 — 254 × 203 mm, likewise Presto — 254 × 305 mm this — 102 mm, folded

The practical method: lay a tape across the groove inside your lid, outer edge to outer edge. A Hawkins 2 to 4 liter tall will measure well under the Prestige Junior’s nine inches, which is the cross-check worth doing before ordering.

And buy the genuine part. This page says “Genuine Hawkins”, as the Prestige Junior says “Genuine Prestige Gasket” — and on a part that seals a pressure vessel, an approximate fit is the wrong economy. A ring half a millimeter oversize will seat, hold, and then extrude.

Made in India, long lasting

“Made in India ; Long Lasting.”

At least three of the eight listings on this shelf state a country, and all three say India: this, the Prestige Junior and the Prestige Senior. The two T-fal items and the Presto publish nothing.

And there is a quiet confirmation of it elsewhere. The Prestige Junior’s catalog reference field reads 8.90E+12 — a thirteen-digit EAN read as a number, so scientific notation threw away all but three significant digits. The three it kept are 890, which is the GS1 country prefix for India.

“Long lasting” is the claim with nothing behind it, and it is the one claim on a gasket that could be quantified and never is.

No listing on this shelf publishes a replacement interval. Not one of the six. On a wear part in a pressure vessel, that is the omission that matters most — because the part does not fail suddenly, it fails gradually, and a cooker that takes twice as long to come up to pressure as it did when new has a gasket that is finished.

What this page does not claim, and the Prestige pair does, is the thing that usually prompts a replacement before any leak: “It does not impart any color, taste or odor to the food in the cooker.” A gasket that has cooked curry for a year smells of curry, permanently, and it passes that on to everything afterwards. That is a better reason to change a ring than most.

What is not published

No material. The T-fal Clipso publishes silicone in its title; the Prestige pair publish “the best rubber” and “self compensating”. This, the Presto and the T-fal Secure 5 publish nothing. The distinction is real: silicone tolerates more heat cycles before hardening, rubber seats better cold and costs less.

No diameter, as above.

No dishwasher guidance. The Presto is the only listing on this shelf to address it, and its answer is “Is Dishwasher Safe No” — so hand-washing is the safe assumption here too.

No replacement interval, as above.

No odor claim, as above.

No quantity. One ring, presumably, and the page does not say — where a wear part is the obvious thing to buy two of.

Availability

Read on the day this page was built: $7.33 at the American Amazon shop.

Read from Keepa on the day this page was last revised; stock and price both move without notice.