| Part role | Cover |
|---|---|
| Feedthrough type | He / helium feedthrough |
| Process area | Etch appears in one reference |
A machined or formed mechanical part used as a structural, spacing, cover, or mounting element in process equipment.
Mechanical fit, revision, and surface condition can determine whether the part aligns, seals, or shields correctly.
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 14, 2026 16:03 UTC
Availability has not been rechecked; current availability is unknown.
Buy It Now
View on eBayObserved public listing price, not an accepted sale amount.
eBay response captured — Checked Oct 14, 2026 16:03 UTC
Availability has not been rechecked; current availability is unknown.
Buy It Now
View on eBayObserved public listing price, not an accepted sale amount.
eBay response captured — Checked Oct 11, 2026 16:09 UTC
Availability has not been rechecked; current availability is unknown.
Best Offer · Buy It Now
View on eBay0 matching listings.
No active-status direct listings are shown on this page.
Auction listing history. Direct marketplace listings are shown separately.
| Currency | Price basis | Records | Minimum | Maximum | Mean |
|---|---|---|---|---|---|
| USD | Observed public listing prices | 3 | 39.9500 | 80.0000 | 53.3166666666666667 |
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 |
|---|---|---|---|---|
| Feb 19, 2025 11:16 UTC | AMAT Applied Materials 0021-01557 COVER HE FEEDTHRU | Completed listing price | 30 (currency not captured) | Not established |
| Apr 22, 2024 15:58 UTC | AMAT Applied Materials 0021-01557 COVER HE FEEDTHRU | Completed listing price | 30 (currency not captured) | Not established |
| Nov 22, 2021 16:11 UTC | 0021-01557 COVER HE FEEDTHRU, APPLIED MATERIAL (AMAT) | Completed listing price | 322 (currency not captured) | Not established |
| Oct 1, 2021 13:38 UTC | Applied Materials 0021-01557 COVER, HE FEEDTHRU AMAT | Completed listing price | 120 (currency not captured) | Not established |
| Sep 15, 2017 05:11 UTC | 0021-01557 Applied Materials Etch, Cover, He Feedthru | Completed listing price | 175 (currency not captured) | Not established |
| Sep 22, 2015 23:05 UTC | APPLIED MATERIALS (AMAT) 0021-01557 COVER, HE FEEDTHRU | Completed listing price | 115 (currency not captured) | Not established |
| Sep 16, 2013 20:44 UTC | APPLIED MATERIALS (AMAT) 0021-01557 COVER, HE FEEDTHRU | Completed listing price | 115 (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
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.
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 eBayOriginal public listing price is shown separately from recorded accepted amounts.
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 18:00 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.
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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