AMAT Applied Materials 0020-79091 8" Wafer Ring Sensor Head New SurplusAMAT 0020-79091 8" Wafer Ring, Sensor Head, 147374AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147172AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147136AMAT 0020-79091 8 WAFER RING, SENSOR HEAD, NEWApplied Materials (AMAT) 0020-79091 8\" WAFER RING, SENSOR HEADAmat 0020-79091 CMP 8" Wafer Retaining Ring, New In Sealed BagAMAT Applied Materials 0020-79091 8" Wafer Ring Sensor Head Lot of 4 WorkingAMAT Applied Materials 0020-79091 8" Wafer Ring Sensor Head Rev. C New SurplusAMAT Applied Materials 0020-79091 8" Wafer Ring Sensor Head Rev. B New SurplusApplied Materials (AMAT) 0020-79091 8" WAFER RING, SENSOR HEADAmat 0020-79091 CMP 8" Wafer Retaining RingAmat 0020-79091 CMP 8" Wafer Retaining RingAmat 0020-79091 CMP 8" Wafer Retaining RingAmat 0020-79091 CMP 8" Wafer Retaining RingAmat 0020-79091 CMP 8" Wafer Retaining RingAmat 0020-79091 CMP 8" Wafer Retaining RingAmat 0020-79091 CMP 8" Wafer Retaining RingAPPLIED MATERIALS (AMAT) 0020-79091    8" WAFER RING, SENSOR HEADNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingAMAT 0020-79091 8" WAFER RING, SENSOR HEADNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingAMAT 0020-79091 8" WAFER RING, SENSOR HEADNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining RingNEW Applied AMAT 0020-79091 200mm Wafer Retaining Ring
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APPLIED MATERIALS 0020-79091

Ring / Seal Assembly

Market Availability & Pricing

Part number0020-79091
ManufacturerAPPLIED MATERIALS
Current availabilitySee listings below
Latest completed listing with reported sales74.99 (currency not captured) — public listing price; reported sold quantity is not a verified transaction
Vacuum › Fittings & Seals › Centering Rings & Seals
Ring / Seal Assembly
APPLIED MATERIALS0020-79091ring/seal component
Product description
8 WAFER RING SENSOR HEAD
Specifications and identifiers
observed identity
Observed description8 WAFER RING SENSOR HEAD
Normalized from repeated listing-title evidence where available.
Evidence count14
Number of listing-title sources in the provided batch.
Frequent context termsWAFER, RING, SENSOR, HEAD, CMP, RETAINING, REV, SEALED
Repeated words from listing evidence; abbreviations may require verification.
Applications
semiconductor equipment maintenancespare parts reviewVacuum sealing or chamber ring replacementMechanical chamber/vacuum hardware
How it works

This is a semiconductor equipment component identified from marketplace/title evidence.

Exact identity and compatibility should be verified before installation or public auto-approval.

Technical guide
Viton_or_SST_when_stated

Some titles may mention Viton O-rings or SST/stainless steel; verify from the exact unit.

NW/KF
Vacuum flange size/family.
SST
Stainless steel.
Viton
Fluoroelastomer O-ring material.
What to verify before purchase
  • Confirm size, material, coating, O-ring material, and revision.
  • Inspect for scratches, deformation, erosion, or contamination.
Confirm with the seller
  • Exact material/coating unless clearly stated
  • Specific chamber compatibility

Product reference only. Confirm fitment, revision, included components, and specifications before purchase.

Documentation

No public documents were listed for this part when captured.

Available Listings

Prices and availability may change. Confirm details with the seller.

AMAT Applied Materials 0020-79091 8" Wafer Ring Sensor Head New Surplus

AMAT Applied Materials 0020-79091 8" Wafer Ring Sensor Head New Surplus

USD 504.2100

Observed public listing price, not an accepted sale amount.

Observed active at check time
US
Condition: Used
Listed: May 5, 2025 21:39 UTC
Estimated remaining at check: 7
Estimated sold at check: 0

eBay response captured — Checked Oct 12, 2026 16:05 UTC

Availability has not been rechecked; current availability is unknown.

Best Offer · Buy It Now

View on eBay
AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147374

AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147374

USD 500.0000

Observed public listing price, not an accepted sale amount.

Observed active at check time
US
Condition: NEW
Listed: Feb 19, 2024 21:30 UTC
End recorded: Dec 6, 2024 19:48 UTC
Estimated remaining at check: 17
Estimated sold at check: 0

eBay response captured — Checked Oct 5, 2026 16:14 UTC

Availability has not been rechecked; current availability is unknown.

Best Offer · Buy It Now

View on eBay
AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147172

AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147172

USD 500.0000

Observed public listing price, not an accepted sale amount.

Observed active at check time
US
Condition: NEW
Listed: Feb 16, 2024 20:00 UTC
End recorded: Dec 7, 2024 05:46 UTC
Estimated remaining at check: 3
Estimated sold at check: 0

eBay response captured — Checked Oct 5, 2026 16:13 UTC

Availability has not been rechecked; current availability is unknown.

Best Offer · Buy It Now

View on eBay
AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147136

AMAT 0020-79091 8" Wafer Ring, Sensor Head, 147136

USD 500.0000

Observed public listing price, not an accepted sale amount.

Observed active at check time
US
Condition: NEW
Listed: Feb 16, 2024 18:00 UTC
End recorded: Dec 7, 2024 03:14 UTC
Estimated remaining at check: 1
Estimated sold at check: 0

eBay response captured — Checked Oct 5, 2026 16:13 UTC

Availability has not been rechecked; current availability is unknown.

Best Offer · Buy It Now

View on eBay
AMAT 0020-79091 8 WAFER RING, SENSOR HEAD, NEW

AMAT 0020-79091 8 WAFER RING, SENSOR HEAD, NEW

USD 1100.0000

Observed public listing price, not an accepted sale amount.

Observed active at check time
KR
Condition: NEW
Listed: Nov 7, 2013 07:08 UTC
End recorded: Dec 6, 2024 18:20 UTC
Estimated remaining at check: 1
Estimated sold at check: 0

eBay response captured — Checked Oct 17, 2026 16:10 UTC

Availability has not been rechecked; current availability is unknown.

Best Offer · Buy It Now

View on eBay

Direct marketplace listings

0 matching listings.

No active-status direct listings are shown on this page.

Marketplace search uses listing titles and service keywords, with quoted phrases and -excluded terms.