Headquarters Office

1933 Dover Road,  Epsom, New Hampshire 03234

Phone:  603-736-4892           Fax: 603-763-3323

 

Engineering Office

150 High Street,  Canton, Massachusetts 02021-3611

Phone:  781-828-0451            Fax:  781-821-4091

 

July 26, 2000 (RSH)

TO: Turbo Products / Northstar Turbine Customers.

Subject: Compressor Turbine Blades, A Brief Summary.

Note: There are many OLD part numbers. This summary only lists compressor turbine blades manufactured in the past 19 years.

PT6A-6, 6A, 6B, 20, 20A, 20B, 6/C20 Engines

A. Turbo Products P/N T023401 - Material: INCO 738 (Best), Coating: Sermaloy J (Silicon Aluminide (Best)).

B. P&WC P/N 3023401 - Material: INCO 713LC (Good), Coating: Pack Process Diffused Aluminide (Good), P&WC S/B 1210.

PT6A-11, 11AG, 15AG, 21, 25, 25A, 25C, 27, 28, 34, 34AG, 34B, 36, 110, 112, 114, 114A Engines.

1. Turbo Products P/N T102401-01 - Material: INCO 738 (Best), Coating: Sermaloy J (Silicon Aluminide (Best)). Do NOT use this blade on PT6A-25C, 34, 34AG, 34B, 36, 114, 114A.

2. Turbo Products P/N T102401-100 - Material: INCO 100 (Good), Coating: Sermaloy J (Silicon Aluminide (Best)).

3. Turbo Products P/N T102401-792 - Material: INCO 792 (Best), Coating: Sermaloy J (Silicon Aluminide (Best)).

4. P&WC P/N 3102401-01 - Material: INCO 100 (Good), Coating: Pack Process Diffused Aluminide (Good), P&WC S/B 1346.

5. P&WC P/N 3039901 - Material: INCO 100 (Good), Coating: Sermaloy J (Silicon Aluminide (Best)), P&WC S/B 1455 and P&WC S/B12089. (Reference P&WC S.I.L. 1047).

6. P&WC P/N 3120751-01 - Material: INCO 100 (Good), Coating: Chromium Aluminide (Better), P&WC S/B 1520. (Reference P&WC S.I.L. GEN PT6-016).

7. P&WC P/N 3045741-01 - Material: INCO 100 (Good), Coating: Platinum Aluminide (Better), P&WC S/B 1521 and P&WC S/B 12150. (Reference P&WC S.I.L. GEN PT6-016).

8. P&WC P/N 3103901-01 - Material: INCO 792 (Best), Coating: Pack Process Diffused Aluminide (Good), P&WC Parts Digest 2585. (Copies of P/D 2585 are not available).

9. P&WC P/N 3120011-01 - Material: INCO 792 (Best), Coating: Pack Process Diffused Aluminide? (Good), P&WC S/B 1514.

 

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