# NSN 2840-00-157-2985: Disk, Compressor, Aircraft Gas Tur

NSN 2840-00-157-2985 (also written 2840001572985; NIIN 00-157-2985) is a disk, compressor, aircraft gas tur in Federal Supply Class 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. 2 manufacturer part numbers from 2 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2840-00-157-2985 (2840001572985)
- NIIN: 00-157-2985 (001572985)
- Item name: DISK,COMPRESSOR,AIRCRAFT GAS TUR
- Federal Supply Class: [FSC 2840 Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components](https://nsnexplorer.com/fsc/2840/)
- Federal Supply Group: [FSG 28](https://nsnexplorer.com/group/28/)
- Acquisition method suffix code: AMSC V: a high-reliability part in a formal reliability program. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABMZ | DIAMETER | INCHES MINIMUM 4.428 AND INCHES MAXIMUM 4.430 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | DISC-COMPRESSOR |
| FEAT | SPECIAL FEATURES | MATERIAL: CPW 41 TI ALLOY |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| SUPP | SUPPLEMENTARY FEATURES | .337-.339" DIAMATER THRU ROUND EDGES .010-.020 RADIUS BOTH SIDES; 6 HOLES - 5 HOLES ON THE BASIS OF 6 HOLES EQUALLY SPACED AND ONE HOLE OFFSET AS SHOWN; ALL LOCATIONS WITH .001" OF TRUE POSITION IN RELATION TO DIAMETER; TOP HOLE: .350" MINIMUM RADIUS; OUTER TOP HOLE: .720" RADIUS; 32 SLOTS EQUALLY SPACED AND LOC WITHIN .010 EITHER SIDE OF TRUE ANGULAR POSITION; MICROSTRUCTURE PER SPECIFICATION CPW 289; SONIC TEST PER SPECIFICATION CPW 298; CONTROLLED PROCESSES PER SPECIFICATION CPW 330;ELECTRICAL CONTACT PERMISSIBLE ONLY IN THIS AREA (SEE DRWG); NO BURNING, PITTING OR SELECTING ATTACK PERMITTED; FINISH PER SPECIFICATION CPW 32-2 |
| ABMK | OVERALL WIDTH | INCHES MINIMUM 0.588 AND INCHES MAXIMUM 0.590 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 3017713 | 00198 | PRATT & WHITNEY CANADA CORP DIV PRATT & WHITNEY CANADA CORP. | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 3017713 | 98247 | CANADIAN COMMERCIAL CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=2840001572985&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2840001572985
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/2840-00-157-2985/
JSON: https://nsnexplorer.com/api/nsn/2840-00-157-2985.json