PartsTable TECHNICAL DATA SHEET
NSN 1660-01-546-2902Government record, cited

Insulation Blanket, Thermal, Aircr1660-01-546-2902

NSN 1660-01-546-2902 · NIIN 015462902 · Part number LE49515-3
Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc · FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories · CAGE 1ZK21
Government record, cited
NSN 1660-01-546-2902 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-546-2902. Manufacturer of record part number: LE49515-3.
Also searched as  1660-01-546-2902 · 1660015462902 · NIIN 015462902 · 01-546-2902 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · CAGE 1ZK21 · LE49515-3
Nearby stock numbers  ·
Features
  • Insulation Blanket,thermal,aircr — FSC 1660
  • 1 manufacturer part number on file
  • Manufacturer of record: Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc
Identification
  • NSN: 1660-01-546-2902
  • NIIN: 015462902
  • FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
  • FSG: 16 — Aircraft Components and Accessories
  • Primary part number: LE49515-3
  • Manufacturer: Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc
General Description

The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 1660-01-546-2902, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. The manufacturer of record is Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1660-01-546-2902
Primary Part NumberLE49515-3
Item NameInsulation Blanket,thermal,aircr
FSC / FSG1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
ManufacturerAllclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
LE49515-3 PRIMARY Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc (USA)
No interchangeability data on file.
Other items in FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
1660-00-006-4472
FLANGE,VALVE BODY
1660-00-009-5646
ADAPTER ASSEMBLY,BELLOWS
1660-00-019-8389
1660-00-019-8389 · Item name not on file
1660-00-019-8399
1660-00-019-8399 · Item name not on file
1660-00-031-5285
1660-00-031-5285 · Item name not on file
1660-00-302-4390
PISTON,REGULATING V
1660-00-441-0575
PISTON
1660-01-601-0729
ETHERNET SWITCH

Frequently Asked Questions

What is NSN 1660-01-546-2902?

NSN 1660-01-546-2902 is a Insulation Blanket,thermal,aircr, manufactured by Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What part numbers are listed for NSN 1660-01-546-2902?

NSN 1660-01-546-2902 has 1 manufacturer part number on file: LE49515-3 (Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc).

What are the specifications of LE49515-3?

Key specifications for LE49515-3: Part Name Assigned by Controlling Agency: FIRE SHIELD,BLANKET,INSULATION,ASSSEMBLY; End Item Identification: AUXILIARY POWER UNIT, C-130H AIRCRAFT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 1660-01-546-2902 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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