| Valve type | manual diaphragm valve Repeated evidence identifies manual diaphragm valve. |
|---|---|
| Vendor | CKD Evidence identifies CKD. |
| Fitting | 1/4-inch VCR Repeated in evidence. |
| Material | stainless / stainless steel Evidence describes stainless. |
| Cv | 0.30 Evidence states Cv=0.30; verify on valve label. |
A valve assembly controls gas, vacuum, coolant, or chamber isolation flow paths in semiconductor equipment.
Port size, actuation method, seal material, pressure rating, and cleanliness class are critical for safe fit and process compatibility.
Viton is a fluoroelastomer seal material; exact compound and compatibility should be verified.
Stainless steel is common for high-purity gas and vacuum valves.
A valve type that isolates the process stream from actuator mechanisms using a flexible diaphragm.
A chamber access valve used to isolate wafer-transfer openings.
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 15, 2026 16:23 UTC
Availability has not been rechecked; current availability is unknown.
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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 | 1 | 135.0000 | 135.0000 | 135.0000000000000000 |
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 |
|---|---|---|---|---|
| Jan 13, 2026 14:46 UTC | Manual Diaphragm Valve / AMAT / 3870-03348 (15 bulk price) | Completed listing price | 500 (currency not captured) | Not established |
| Jan 4, 2023 04:47 UTC | MANUAL DIAPHRAGM VALVE / AMAT / 3870-03348 | Completed listing price | 30 (currency not captured) | Not established |
| May 9, 2022 09:03 UTC | MANUAL DIAPHRAGM VALVE / AMAT / 3870-03348 | Completed listing price | 30 (currency not captured) | Not established |
| Jun 26, 2019 19:12 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 25.19 (currency not captured) | Not established |
| May 24, 2019 14:30 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 28.79 (currency not captured) | Not established |
| Jul 4, 2017 00:24 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 35.99 (currency not captured) | Not established |
| Nov 3, 2015 20:48 UTC | (Lot of 3) CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless | Completed listing price | 64.99 (currency not captured) | Not established |
| Jul 15, 2015 21:10 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 41.39 (currency not captured) | Not established |
| Jun 19, 2015 22:47 UTC | (Lot of 3) CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless | Completed listing price | 64.99 (currency not captured) | Not established |
| Jun 15, 2015 20:33 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 45.99 (currency not captured) | Not established |
| Jun 13, 2015 21:12 UTC | (Lot of 3) CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless | Completed listing price | 64.99 (currency not captured) | Not established |
| May 16, 2015 20:24 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 45.99 (currency not captured) | Not established |
| Apr 16, 2015 20:08 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 45.99 (currency not captured) | Not established |
| Mar 16, 2015 22:23 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 45.99 (currency not captured) | Not established |
| Feb 14, 2015 22:13 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 45.99 (currency not captured) | Not established |
| Jan 15, 2015 22:03 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 56.99 (currency not captured) | Not established |
| Sep 17, 2014 21:07 UTC | NEW CKD Valves AMAT 3870-03348 Manual Diaphragm Valve 1/4" VCR Stainless Cv=0.30 | Completed listing price | 49.99 (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.
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.
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.
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 Aug 25, 2026 18:05 UTC.
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Legacy record; no enhanced status check captured
Check time or freshness is unknown; current availability is unknown.
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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.
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.
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.
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.
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.
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.
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