# NSN 2840-00-190-3358: Shield, Heat, Aircraft Gas Turbine

NSN 2840-00-190-3358 (also written 2840001903358; NIIN 00-190-3358) is a shield, heat, aircraft gas turbine in Federal Supply Class 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. 3 manufacturer part numbers from 3 suppliers are on record. No purchases are on record yet.

## Identification

- NSN: 2840-00-190-3358 (2840001903358)
- NIIN: 00-190-3358 (001903358)
- Item name: SHIELD,HEAT,AIRCRAFT GAS TURBINE
- 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 C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| ABHP | OVERALL LENGTH | INCHES MINIMUM 4.440 AND INCHES MAXIMUM 4.560 |
| AGAV | END ITEM IDENTIFICATION | ACFT ENG TF 33 |
| ABMZ | DIAMETER | INCHES MINIMUM 15.057 AND INCHES MAXIMUM 15.177 |
| FEAT | SPECIAL FEATURES | FORM,FIT,FUNICITON |
| CZBJ | ENGINE SECTION LOCATION | TURBINE |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 642722 | 54787 | THERMAL STRUCTURES, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 642722 | 60607 | SPECIALTY ENGINEERING CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 642722 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [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=2840001903358&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=2840001903358
- 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.

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