PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7066Diaphragm Assy

Essex Industries, Inc. Dba Essex Industries · NSN 1660-00-077-8366 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-077-8366 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-077-8366. Primary manufacturer part number: 7066.
Features
  • Diaphragm Assy — FSC 1660
  • 1 verified cross-reference
  • Primary manufacturer: Essex Industries, Inc. Dba Essex Industries
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Diaphragm Assy, cataloged under National Stock Number 1660-00-077-8366, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Essex Industries, Inc. Dba Essex Industries. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDiaphragm Assy
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersEssex Industries, Inc. Dba Essex Industries (CAGE 88535)
Technical Specifications
ParameterValue
NSN1660-00-077-8366
Primary Part Number7066
Item NameDiaphragm Assy
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerEssex Industries, Inc. Dba Essex Industries
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3110-00-156-405712Z369-51 INTERCHANGEABLE
Bearing,ball,annular
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5915-00-185-86107066 INTERCHANGEABLE
Network,polarizatio
Mercury Systems, Inc. Dba Mercury Systems, Inc
2920-00-343-818171337 INTERCHANGEABLE
Cam,magneto
John Deer Consumer Products Inc
5120-00-372-5025H-7066 INTERCHANGEABLE
Adjuster,spring,communications E
Olympic Controls Corp
6250-00-982-56244369 INTERCHANGEABLE
Socket,lamp Starter
Bryant Electric
5950-01-089-6513 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
7066 PRIMARY Essex Industries, Inc. Dba Essex Industries (USA)
Related Parts
3110-00-156-4057INTERCHANGEABLE
BEARING,BALL,ANNULAR
12Z369-51
5915-00-185-8610INTERCHANGEABLE
NETWORK,POLARIZATIO
7066
2920-00-343-8181INTERCHANGEABLE
CAM,MAGNETO
71337
5120-00-372-5025INTERCHANGEABLE
ADJUSTER,SPRING,COMMUNICATIONS E
H-7066
6250-00-982-5624INTERCHANGEABLE
SOCKET,LAMP STARTER
4369
5950-01-089-6513INTERCHANGEABLE
COIL,RADIO FREQUENCY

Frequently Asked Questions

What is NSN 1660-00-077-8366?

NSN 1660-00-077-8366 is a Diaphragm Assy, manufactured by Essex Industries, Inc. Dba Essex Industries, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-077-8366?

NSN 1660-00-077-8366 has 1 cross-referenced part number: 7066 (Essex Industries, Inc. Dba Essex Industries).

What NSN replaces 1660-00-077-8366?

There are 6 known substitutes for 1660-00-077-8366: 3110-00-156-4057, 5915-00-185-8610, 2920-00-343-8181 and 3 more. Verify interchangeability with system specifications before substitution.

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