PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

91060Diffuser,air,aircraft Heating an

Mestek Inc. Dba Anemostat, a Mestek Company · NSN 1660-00-786-3303 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-786-3303 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-786-3303. Primary manufacturer part number: 91060.
Features
  • Diffuser,air,aircraft Heating an — FSC 1660
  • 1 verified cross-reference
  • Primary manufacturer: Mestek Inc. Dba Anemostat, a Mestek Company
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diffuser,air,aircraft Heating an, cataloged under National Stock Number 1660-00-786-3303, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Mestek Inc. Dba Anemostat, a Mestek Company. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDiffuser,air,aircraft Heating an
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersMestek Inc. Dba Anemostat, a Mestek Company (CAGE 03496)
Technical Specifications
ParameterValue
NSN1660-00-786-3303
Primary Part Number91060
Item NameDiffuser,air,aircraft Heating an
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMestek Inc. Dba Anemostat, a Mestek Company
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
6625-00-313-8864 INTERCHANGEABLE
Spring
6640-01-046-72380-1128 INTERCHANGEABLE
Centrifuge,laboratory
Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia
5980-01-230-44227102651 INTERCHANGEABLE
Window,optoelectron
Ge Aviation Systems Llc Dba Ge Aviation
4730-01-412-031191-060-201 INTERCHANGEABLE
Strainer,sediment
Wm W Nugent & Co Inc
Cross-Reference Index
Part NumberManufacturer
91060 Mestek Inc. Dba Anemostat, a Mestek Company (USA)
Related Parts
6625-00-313-8864INTERCHANGEABLE
SPRING
6640-01-046-7238INTERCHANGEABLE
CENTRIFUGE,LABORATORY
0-1128
5980-01-230-4422INTERCHANGEABLE
WINDOW,OPTOELECTRON
7102651
4730-01-412-0311INTERCHANGEABLE
STRAINER,SEDIMENT
91-060-201

Frequently Asked Questions

What is NSN 1660-00-786-3303?

NSN 1660-00-786-3303 is a Diffuser,air,aircraft Heating an, manufactured by Mestek Inc. Dba Anemostat, a Mestek Company, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-786-3303?

NSN 1660-00-786-3303 has 1 cross-referenced part number: 91060 (Mestek Inc. Dba Anemostat, a Mestek Company).

What NSN replaces 1660-00-786-3303?

There are 4 known substitutes for 1660-00-786-3303: 6625-00-313-8864, 6640-01-046-7238, 5980-01-230-4422 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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