Applied Materials 3870-01352
High-Vacuum Right-Angle Valve
Market Availability & Pricing
wSemi tracks marketplace activity for Applied Materials 3870-01352. Current records show 15 active listings and 35 historical observations.
Current availability
15 active
Verified eBay availability
0 verified active
Legacy active records
15 awaiting/retrying verification
Listings tracked
50 tracked
First seen
Aug 29, 2012
Most recent
Jul 9, 2026
Latest sold listing price
$596.68
Apr 26, 2026 · Public eBay listing price; an accepted Best Offer may differ
High-Vacuum Right-Angle Valve
APPLIED MATERIALS 3870-01352 high-vacuum angle valve
Product description
Valve, high vacuum, right angle, 1-1/2 in ConFlat, 2-3/4 in flange
Specifications and identifiers
Observed Identity
| Valve type | High-vacuum / ultra-high-vacuum angle valve |
| Connection details | 1-1/2 in ConFlat, 2-3/4 in flange |
| Possible OEM/vendor cross references | MKS UHV-40-ACC-EAVM; Nor-Cal ESVP-1502-NWB / ESVP-1502-NWB-A; MDC 996035 / AV-150M-1042 |
| Operation | Manual operated mentioned |
Applications
semiconductor vacuum lineschamber isolationforeline or high-vacuum serviceVacuum line isolationChamber or subsystem high-vacuum valve replacement
How it works
A vacuum angle valve is a valve body arranged at a right angle to isolate or control flow in a vacuum line.
Seal type, flange size, actuation method, and cleanliness determine whether the valve will maintain the required vacuum level and fit the tool plumbing.
Technical guide
- UHV
- Ultra-high vacuum.
- H VAC
- High vacuum.
- RTANG
- Right angle.
- ConFlat
- Knife-edge metal-seal vacuum flange system.
What to verify before purchase
- Verify exact valve manufacturer/model on the nameplate.
- Confirm flange size, seal type, actuation method, and normally-open/normally-closed behavior if applicable.
- Check whether the target tool expects the MKS, Nor-Cal, or MDC version.
Confirm with the seller
- Single definitive OEM vendor model
- Whether all listed vendor cross-references are interchangeable
- Exact actuation configuration
Product reference only. Confirm fitment, revision, included components, and specifications before purchase.
50 listings tracked
15 active
30 estimated eBay units sold
35 completed
Aug 29, 2012
First Seen
Jul 9, 2026
Most Recent
$721.09
Average Observed Price
N/A
Latest Sale Activity
No sales found
Price History (Last 50 Items)
Related Part Numbers
💡 Market Summary
Our comprehensive database contains 50 total listings for part number 3870-01352 from Applied Materials. Currently, there are 15 active listings available for purchase. Historical data for this part extends back to August 2012, with the most recent activity on July 9, 2026.
Observed listing prices average $721.09, ranging from $155.13 to $1,285.21. Market activity shows 35 completed listings, with eBay reporting an estimated 30 units sold. Whether you're looking to buy or sell, this historical data can help you understand current market conditions and pricing trends for this part.
Available Listings
Current and Historical Listings (50 Total)
Affiliate Disclosure: We may earn a commission from qualifying purchases made through eBay or other merchant links on this page, at no extra cost to you.
Available Listings
3870-01352 / VALVE H VAC RTANG 1-1-2IN CONFLAT 2-3-4 FLNG / APPLIED MATERIALS
Listed: Jul 9, 2026
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$1,025.67
1PCS 996035 AMAT 3870-01352 100% tested by DHL or Fedex *mq
Listed: Jul 4, 2026
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$1,141.58
1PCS 996035 AMAT 3870-01352 90day warranty via DHL or FedEx *vy
Listed: Jul 3, 2026
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$1,141.05
3870-01352 / VALVE H VAC RTANG 1-1-2IN CONFLAT 2-3-4 FLNG / APPLIED MATERIALS
Listed: May 10, 2026
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$1,038.18
Applied Materials 3870-01352 MKS-HPS UHV-40-ACC-EAVM
Listed: Feb 27, 2025
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$499.95
Applied Materials 3870-01352 NOR-CAL ESVP-1502-NWB-A VACUUM VALVE
Listed: Feb 27, 2025
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$599.95
AMAT APPLIED MATERIALS 3870-01352 VALVE H VAC RTANG 1-1/2" CONFLAT 2-3/4 F
Listed: Jun 19, 2024
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$1,000.00
AMAT 3870-01352 NOR-CAL PRODUCTS ESVP-1502-NWB VACUUM ANGLE VALVE, 147927
Listed: Feb 23, 2024
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$995.00
AMAT Applied Materials 3870-01352 Isolation Valve Kit MKS UHV-40-ACC-EAVM New
Listed: Nov 27, 2023
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$911.23
AMAT 3870-01352 NOR-CAL PRODUCTS ESVP-1502-NWB-A VACUUM ANGLE VALVE, 134882
Listed: Nov 18, 2023
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$995.00
AMAT 3870-01352 NOR-CAL PRODUCTS ESVP-1502-NWB-A VACUUM ANGLE VALVE, 134883
Listed: Nov 18, 2023
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$995.00
1426 MDC VACCUM ANGLE VALVE, AMAT 3870-01352 996035
Listed: Jul 13, 2023
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$718.55
1PCS MDC 996035 AMAT 3870-01352 90day warranty Free DHL or EMS
Listed: Apr 27, 2022
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$652.08
1PCS MDC 996035 AMAT 3870-01352 90day warranty via DHL or FedEx
Listed: Aug 4, 2021
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$949.99
20441 MDC VACUUM ANGLE VALVE, AMAT PN: 3870-01352 996035
Listed: Aug 27, 2020
● Active
Legacy record. This active listing has not yet received an enhanced status check.
View Listing →
$442.96
Historical Market Records
ONE Tested used 996035 AMAT 3870-01352 #A6-22
Start: Sep 27, 2024
End: Apr 26, 2026
Sold: 1
Completed
$596.68
1pcs 996035 AMAT 3870-01352 100% tested by DHL or Fedex #fb
Start: Dec 31, 2025
End: Jan 30, 2026
Sold: 1
Completed
$1,285.21
1PCS 996035 AMAT 3870-01352 90day warranty free DHL or EMS #A6-31
Start: Jul 15, 2025
End: Jul 31, 2025
Sold: 1
Completed
$871.39
MKS Instruments UHV-40-ACC-EAVM Ultra High Vacuum Valve AMAT 3870-01352 New
Start: Aug 5, 2024
End: Jun 23, 2025
Sold: 1
Completed
$651.23
1PCS 996035 AMAT 3870-01352 90day warranty Free DHL or EMS #T4
Start: Sep 25, 2024
End: May 19, 2025
Sold: 1
Completed
$628.77
1PCS 996035 AMAT 3870-01352 90day warranty DHL or FedEx #F1
Start: Sep 11, 2024
End: May 13, 2025
Sold: 1
Completed
$1,009.93
1PCS 996035 AMAT 3870-01352 90day warranty DHL or FedEx #A6-22
Start: Aug 20, 2024
End: May 10, 2025
Sold: 1
Completed
$1,009.97
ONE Tested used 996035 AMAT 3870-01352 #T9
Start: Sep 5, 2024
End: Apr 28, 2025
Sold: 1
Completed
$596.68
1PCS 996035 AMAT 3870-01352 90day warranty Free DHL or EMS #WD6
Start: Aug 27, 2024
End: Apr 28, 2025
Sold: 1
Completed
$628.18
1PCS 996035 AMAT 3870-01352 100% tested by DHL or FEDEX #A6-40
Start: Aug 30, 2024
End: Apr 24, 2025
Sold: 1
Completed
$1,048.54