The Blanket,exhaust Duct, cataloged under National Stock Number 2990-01-084-7321, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Thermal Structures, Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2990-01-084-7321 |
| Primary Part Number | 7-161001-3 & -4 |
| Item Name | Blanket,exhaust Duct |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Thermal Structures, Inc |
| Status | ACTIVE |
| FSC Application Data | STARTER,NONAIRCRAFT |
| General Characteristics Item Description | USED ON EXHAUST DUCT 5003426,SUPERCEDES P/N 5901082,2990-01-054-3913 |
| 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 |
|---|---|
| 7-161001-3 & -4 PRIMARY | Thermal Structures, Inc (USA) |
| Reference | Meaning |
|---|---|
| 2990PL0845923 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 5902446 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2990-01-084-7321 is a Blanket,exhaust Duct, manufactured by Thermal Structures, Inc, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-084-7321 has 1 manufacturer part number on file: 7-161001-3 & -4 (Thermal Structures, Inc).
Key specifications for 7-161001-3 & -4: FSC Application Data: STARTER,NONAIRCRAFT; General Characteristics Item Description: USED ON EXHAUST DUCT 5003426,SUPERCEDES P/N 5901082,2990-01-054-3913; End Item Identification: SUNDSTRAND P/N5004452D,F-16 ACFT. 2 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.