| Normalized item name | ESC gas injection fixed-gap bottom ring |
|---|---|
| Alternate descriptions | Gas injection ring; BSR gas injection ring |
| Associated assembly area | Electrostatic chuck gas injection ESC gas injection hardware supports gas distribution around or through chuck-related features. |
|---|
An ESC gas injection ring is a chamber/chuck-adjacent ring used in the gas delivery path around an electrostatic chuck.
Correct geometry and condition can matter for gas distribution, wafer temperature control, and plasma/chamber uniformity.
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.
No public documents were listed for this part when captured.
Prices and availability may change. Confirm details with the seller.
Observed public listing price, not an accepted sale amount.
eBay response captured — Checked Oct 11, 2026 16:20 UTC
Availability has not been rechecked; current availability is unknown.
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eBay response captured — Checked Oct 2, 2026 16:11 UTC
Availability has not been rechecked; current availability is unknown.
Best Offer · Buy It Now
View on eBayObserved public listing price, not an accepted sale amount.
eBay response captured — Checked Oct 19, 2026 16:03 UTC
Availability has not been rechecked; current availability is unknown.
Best Offer · Buy It Now
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Auction listing history. Direct marketplace listings are shown separately.
| Currency | Price basis | Records | Minimum | Maximum | Mean |
|---|---|---|---|---|---|
| USD | Observed public listing prices | 3 | 579.5600 | 1506.2300 | 895.1900000000000000 |
Amounts without an established currency are retained in the history below and excluded from monetary comparisons. Bids, public listing prices and accepted amounts are distinct; no currency conversion is applied.
| Time recorded | Listing | Observation | Public price | Recorded acceptance |
|---|---|---|---|---|
| Mar 7, 2024 14:44 UTC | LAM RESEARCH (LAM) 715-330984-001 CHUCK GAS INJ FXDÂ GAP BOTTOM RING | Completed listing price | 2399.95 (currency not captured) | Not established |
| Jul 21, 2023 16:53 UTC | LAM RESEARCH 715-330984-001 Gas Injection Ring | Completed listing price | 600 (currency not captured) | Not established |
| Aug 26, 2022 01:15 UTC | 715-330984-001 / GAS INJECTION RING / LAM RESEARCH CORPORATION | Completed listing price | 625.77 (currency not captured) | Not established |
| Dec 20, 2018 10:58 UTC | LAM RESEARCH 715-330984-001 BSR Gas Injection Ring | Completed listing price | 455 (currency not captured) | Not established |
| Nov 22, 2018 23:45 UTC | LAM RESEARCH 715-330984-001 BSR Gas Injection Ring | Completed listing price | 455 (currency not captured) | Not established |
| Apr 24, 2018 03:16 UTC | Â LAM RESEARCH ELECTROSTATIC CHUCK GAS INJ FXD GAP BOTTOM RING 715-330984-001 LRG | Completed listing price | 0.99 (currency not captured) | Not established |
| Mar 21, 2018 03:20 UTC | Â LAM RESEARCH ELECTROSTATIC CHUCK GAS INJ FXD GAP BOTTOM RING 715-330984-001 LRG | Completed listing price | 100 (currency not captured) | Not established |
| Mar 4, 2018 21:17 UTC | Â LAM RESEARCH ELECTROSTATIC CHUCK GAS INJ FXD GAP BOTTOM RING 715-330984-001 LRG | Completed listing price | 0.99 (currency not captured) | Not established |
| Mar 2, 2018 23:06 UTC | Â LAM RESEARCH ELECTROSTATIC CHUCK GAS INJ FXD GAP BOTTOM RING 715-330984-001 LRG | Completed listing price | 200 (currency not captured) | Not established |
| Feb 25, 2017 19:44 UTC | Lam Research 715-330984-001 ESC GAS INJ FXD Gap Bottom Ring New | Completed listing price | 1012.15 (currency not captured) | Not established |
Public listing prices, direct recorded sale prices and recorded accepted Best Offer amounts remain distinct. Quantities are source estimates. No aggregate sales total or average is inferred.
Prices and availability may change. Confirm details with the seller.
Legacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
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Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
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Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Acceptance recorded by the source; fulfillment is not verified. Availability has not been rechecked; current availability is unknown. Checked Oct 20, 2026 18:04 UTC.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
Best Offer lookup was not verified; no accepted-price claim is made.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
View on eBayLegacy public listing price; currency may not have been captured.
Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
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