The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 2840-01-156-7963, 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 General Electric Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-156-7963 |
| Primary Part Number | L21040P01 |
| Item Name | Insulation Blanket,thermal,aircr |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| L21040P01 PRIMARY | General Electric Company (USA) |
NSN 2840-01-156-7963 is a Insulation Blanket,thermal,aircr, manufactured by General Electric Company, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-156-7963 has 1 manufacturer part number on file: L21040P01 (General Electric Company).
Key specifications for L21040P01: Special Features: O/A DIA 10.320 IN. MIN; 10.360 IN. MAX; INSULATION BLANKET THK,0.250 IN. NOM; SHIELD 0.0035-0.0045 IN. THK,AMS 5540 EMBOSSED FOIL; HOT SIDE INSULATION TEMP 900 DEG F MAX; COLD SIDE TEMP 300 DEG F MAX; INSIDE DIA 8.800 IN. NOM; 22 HOLES EQ SP AROUND OUTSIDE DIA,0.260 IN. NOM,0.280 IN. MAX DIA,THRU; 22 WASHERS O/D 0.440 IN. NOM,0.460 IN. MAX; I/D 0.260 IN. NOM,0.280 IN. MAX; THK 0.028-0.036 IN. MATL STAINLESS STEEL,S32100,PER AMS 5510 IN; Part Name Assigned by Controlling Agency: INSULATION BLANKET,THERMAL,TURBINE ENGINE. 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.
NSN 2840-01-156-7963 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.