PartsTable TECHNICAL DATA SHEET

NSN 1660-01-735-5041Government record, cited

Insulation Blanket, Thermal, Aircr1660-01-735-5041

NSN 1660-01-735-5041 · NIIN 017355041

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

Government record, cited

Also searched as 1660-01-735-5041 · 1660017355041 · NIIN 017355041 · 01-735-5041 · FSC 1660 Aircraft Air Conditioning, Heating, and Pressurizing Equipment · 17P2N4150 · 17P2N4150-535

Nearby stock numbers ← 1660-01-735-0327 Duct Assembly, Air Conditioning-H · 1660-01-735-5064 Insulation Blanket, Thermal, Aircr →

Features

Insulation Blanket,thermal,aircr — FSC 1660

Identification

NSN: 1660-01-735-5041
NIIN: 017355041
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 1660-01-735-5041, is classified within Federal Supply Class 1660 (Aircraft Air Conditioning, Heating, and Pressurizing Equipment) of the Aircraft Components and Accessories group. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Insulation Blanket,thermal,aircr
FSC / FSG	1660 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment (FSG 16)

Technical Specifications

Parameter	Value
NSN	1660-01-735-5041
Item Name	Insulation Blanket,thermal,aircr
FSC / FSG	1660 / 16 — Aircraft Air Conditioning, Heating, and Pressurizing Equipment
Status	ACTIVE

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

⇄ Related Items 3

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

1660-01-735-506417P2N4150-507 POSSIBLE MATCH

INSULATION BLANKET,THERMAL,AIRCR

Possible match (shared part number)The Boeing Company

1660-01-735-507217P2N4150-501 POSSIBLE MATCH

INSULATION BLANKET,THERMAL,AIRCR

Possible match (shared part number)The Boeing Company

1660-01-735-508117P2N4150-513 POSSIBLE MATCH

INSULATION BLANKET,THERMAL,AIRCR

Possible match (shared part number)The Boeing Company

Cross-Reference Index

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

Reference documents

Reference	Meaning
17P2N4150	D/9 Drawing number reference only U.S. Government activity
17P2N4150-535	3/2 Design control — primary reference U.S. Government activity

Related Parts

1660-01-735-5064POSSIBLE MATCH

INSULATION BLANKET,THERMAL,AIRCR

17P2N4150-507

1660-01-735-5072POSSIBLE MATCH

INSULATION BLANKET,THERMAL,AIRCR

17P2N4150-501

1660-01-735-5081POSSIBLE MATCH

INSULATION BLANKET,THERMAL,AIRCR

17P2N4150-513

Frequently Asked Questions

What is NSN 1660-01-735-5041?

NSN 1660-01-735-5041 is a Insulation Blanket,thermal,aircr, classified under FSC 1660, Aircraft Air Conditioning, Heating, and Pressurizing Equipment. Status: active.

What NSN replaces 1660-01-735-5041?

3 possible matches (shared part number, not a government interchangeability claim): 1660-01-735-5064, 1660-01-735-5072, 1660-01-735-5081. Verify interchangeability with system specifications before substitution.

Is NSN 1660-01-735-5041 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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