The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 2840-01-228-9004, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Tighitco Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-228-9004 |
| Primary Part Number | 33H29890 |
| Item Name | Insulation Blanket,thermal,aircr |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Tighitco Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 33H29890 PRIMARY | Tighitco Inc. (USA) |
| 23008555 | Rolls-Royce Corporation (USA) |
| E23008555 PRIMARY | Boeing Distribution, Inc. (USA) |
| Reference | Meaning |
|---|---|
| BL23014 | 3/2 Design control — primary reference U.S. Government activity |
| AV23008555 | 1/2 Source control — Government-approved source U.S. Government activity |
| E23008555 | 5/9 Secondary reference Extex, Ltd. |
NSN 2840-01-228-9004 is a Insulation Blanket,thermal,aircr, manufactured by Tighitco Inc., classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-228-9004 has 3 manufacturer part numbers on file: 33H29890 (Tighitco Inc.), 23008555 (Rolls-Royce Corporation), E23008555 (Boeing Distribution, Inc.).
Key specifications for 33H29890: End Item Identification: OH-58D TURBINE ENGINE (T703 AD 700). 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.