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Home/Product Series/AirTAC Sourcing/Stainless Steel Fittings/PSL-S/PSS-S/PSA-S
AirTAC sourcing reference•Stainless Steel Fittings
SERIESPSL-S/PSS-S/PSA-S

AirTAC Stainless PSL-S/PSS-S/PSA-S Speed Controllers

AirTAC stainless PSL/PSS/PSA product official English reference
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AirTAC stainless PSL-S/PSS-S elbow and PSA-S inline speed controllers for model confirmation...

Official reference

Based on manufacturer documentation

Model support

For model confirmation

Parts lists

Code, photo, or BOM

Availability / lead time

By model and quantity

Sourcing route & inquiry details

AirTAC stainless PSL-S/PSS-S elbow and PSA-S inline speed controllers for model confirmation and quotation. Match each own tube/thread matrix, control direction and -S suffix. Send the complete code, marking and circuit photo; confirm actual mixed materials when corrosion or copper-free construction matters.

Know your model? Send it with the quantity for a quote. Not sure? Start with a photo, label or description. We help identify the model and clarify availability and lead time. Mixed parts lists are welcome too.

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AirTAC originalModel matchingChina-source alternative

Match a Stainless Speed Controller Code

Drawings & dimensions

Installation Drawings & Technical Specifications

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AirTAC stainless PSL/PSS/PSA threaded ordering official English referenceClick to open full drawing ↗

AirTAC stainless PSL/PSS/PSA threaded ordering official English reference

Helpful for Model Matching:

  • Complete code and final-S
  • Own geometry tube/thread pairing
  • A/B marking or PSA body symbol and actual circuit
  • Cmax/min clearance and own dimension row
  • Actual materials,medium,tube,seals,pressure and temperature
  • Quantity,destination,label and circuit photos
  • Complete code and final-S
  • Own geometry tube/thread pairing
  • A/B marking or PSA body symbol and actual circuit
  • Cmax/min clearance and own dimension row
  • Actual materials,medium,tube,seals,pressure and temperature
  • Quantity,destination,label and circuit photos

Catalogue Technical Specifications

AirTAC reference data
Family structuresStainless PSL-S elbow, PSS-S universal elbow with adjustable tube-insertion orientation, and PSA-S inline tube-to-tube controller. PSS universal orientation is not a push-lock operation. Ordinary PSL/PSS/PSA and PTL-S/MS use different matrices.
Published interface rowsPSL15 pairs:4 M5/01;6 M5/01/02/03;8 01/02/03/04;10 02/03/04;12 03/04. PSS9 pairs:4 M5;6 01/02;8 01/02;10 02/03;12 03/04. PSA OD4/6/8/10/12 with no thread or A/B field. Blank PT;01=1/8,02=1/4,03=3/8,04=1/2;M5×0.8. No inferred NPT/G.
Control and colour fieldsPSL/PSS A meter-out: controlled thread to tube, free tube to thread. B meter-in: controlled tube to thread, free thread to tube. Check A/B handle marking and circuit. PSA has its own inline symbol and no A/B code. Blank grey, D black body/release button; final -S stainless material field. 106 published combinations.
Operating conditionsOperating0–1MPa; proof1.5MPa separately; vacuum−750mmHg(10Torr). Ambient/fluid−20..70°C. Soft nylon or polyurethane tubing. Confirm actual medium,tube and seals. Not a general high-temperature metal-fitting rating.
Material details differ between referencesS field is SUS304, but original structure table lists aluminium caps/sleeve/locating ring, PBT holder/plastic bodies, POM seats/interfaces and NBR O-rings; throttling body is aluminium alloy/SUS304. Feature6 also says nickel-plated brass body, conflicting with the stainless description/structure. All-stainless, all-brass and universal copper-free construction are not specified; confirm actual model material when critical.
Own dimension matrix29 native dimension rows retained: PSL15/PSS9/PSA5. PSL601 Cmax41.5/Cmin35,H11mm,16.5g; PSS601 same C/H but18g. PSA6 Cmax43.5/Cmin36.5,A52.5,B16.5mm,18g; PSA10 weight41.5g. A/B share external dimensions. C is max/min adjustment envelope, not push/pull-lock height.
Flow curves and safe adjustmentOfficial shared curves retain original group labels; these do not expand the ordering matrix. Controlled PSL/PSS curves labelled operating0.5MPa; free-flow curves depend on inlet pressure. Follow actual source installation instructions,release tubing only at zero pressure and adjust gradually. Source explicitly allows leakage in closed state and says not to use as zero-leakage stop valve. No constant-speed or safety-isolation guarantee.
Common Model Codes & Configurations:Useful for an RFQ
PSL601A-SPSS4M5BD-SPSS1204A-SPSA6D-S

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Technical reference & selection notes

Ordering Codes, Fit Verification & Specifications

Specifications, installation dimensions, and ordering-code notes.

Ordering code matching

Match each code segment

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Code format

PSL/PSS[own tube/thread][A/B][D/blank]-S;PSA[OD][D/blank]-SOnly own stainless matrices
PSL601A-SPSS4M5BD-SPSS1204A-SPSA6D-S
1Geometry2Interface3Control4Colour/material
PSL elbow/PSS universal/PSA inlineOwn15/9/5 rows;PSA no threadPSL/PSS A/B;PSA no A/BBlank grey/D black;final-S

Avoid a wrong match

  • Do not reuse ordinary-series pairings or infer PSS6M5.
  • PSA has no thread/A/B ordering field.
  • Source material description contains a brass/stainless conflict; confirm critical construction.
  • Closed-state leakage is permitted; not a zero-leakage stop valve.

Read the model code

If the label is incomplete, send the readable parts together with a photo.

PSL601A-S

1Geometry

PSL elbow/PSS universal/PSA inline

2Interface

Own15/9/5 rows;PSA no thread

3Control

PSL/PSS A/B;PSA no A/B

4Colour/material

Blank grey/D black;final-S

About PSL-S/PSS-S/PSA-S

AirTAC stainless PSL-S/PSS-S elbow and PSA-S inline speed controllers for model confirmation and quotation. Match each own tube/thread matrix, control direction and -S suffix. Send the complete code, marking and circuit photo; confirm actual mixed materials when corrosion or copper-free construction matters.

Matching Questions

Does -S guarantee every component is stainless304?

No. The official internal structure lists several materials and includes a conflicting brass-body feature. Confirm actual model construction for critical corrosion or copper-free requirements before quotation.

PSL-S/PSS-S/PSA-S

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PSL-S/PSS-S/PSA-S Add other models, quantities, photos, drawings, or a BOM. One request can cover several product groups.

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Pneupart is a China-based pneumatic sourcing brand for distributors, factories, and MRO buyers. Send a model, label, drawing or BOM for technical confirmation and quotation. Specify whether original AirTAC sourcing or an alternative is required.

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