Insulation Blanket, Thermal, Aircr1660-01-436-4631

NSN 1660-01-436-4631 · NIIN 014364631

FSC 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment · FSG 16 — Aircraft Components and Accessories

Government record, cited

Also searched as 1660-01-436-4631 · 1660014364631 · NIIN 014364631 · 01-436-4631 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · 3311786-27 · 3311786-27 · 86S27367-27

Nearby stock numbers ← 1660-01-436-4630 Insulation Blanket, Thermal, Aircr · 1660-01-436-4632 Insulation Blanket, Thermal, Aircr →

Features

Insulation Blanket,thermal,aircr — FSC 1660
Layer Environmental Protection: FIRE RESISTANT LOCATION NOT OTHERWISE SPECIFIED
Material: STEEL CORROSION RESISTING LAYER

Identification

NSN: 1660-01-436-4631
NIIN: 014364631
FSC: 1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
FSG: 16 — Aircraft Components and Accessories

General Description

The Insulation Blanket,thermal,aircr, cataloged under National Stock Number 1660-01-436-4631, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1660-01-436-4631
Item Name	Insulation Blanket,thermal,aircr
FSC / FSG	1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Status	ACTIVE
Layer Environmental Protection	FIRE RESISTANT LOCATION NOT OTHERWISE SPECIFIED
Material	STEEL CORROSION RESISTING LAYER

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
3311786-27	3/2 Design control — primary reference U.S. Government activity
3311786-27	5/9 Secondary reference Thermal Structures, Inc
86S27367-27	5/9 Secondary reference Tighitco Inc.

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 1660-01-436-4631?

NSN 1660-01-436-4631 is a Insulation Blanket,thermal,aircr, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What are the specifications of 1660-01-436-4631?

Key specifications for 1660-01-436-4631: Layer Environmental Protection: FIRE RESISTANT LOCATION NOT OTHERWISE SPECIFIED; Special Features: USED ON REFRIGERATOR INSULATION; Material: STEEL CORROSION RESISTING LAYER. 2 specifications are documented in the U.S. Government catalog.

Is NSN 1660-01-436-4631 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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