PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1781Plate Assembly

Aerosonic Llc · NSN 6685-00-243-7166 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-243-7166 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-243-7166. Primary manufacturer part number: A1781.
Features
  • Plate Assembly — FSC 6685
  • 1 verified cross-reference
  • Primary manufacturer: Aerosonic Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Plate Assembly, cataloged under National Stock Number 6685-00-243-7166, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Aerosonic Llc. 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 NamePlate Assembly
FSC / FSG6685 — No Item Name Available (FSG 66)
ManufacturersAerosonic Llc (CAGE 98810)
Technical Specifications
ParameterValue
NSN6685-00-243-7166
Primary Part NumberA1781
Item NamePlate Assembly
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAerosonic Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-142-6004A1781 INTERCHANGEABLE
Bearing,ball,annular
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
3110-00-144-8589 INTERCHANGEABLE
Bearing,ball,annular
5999-01-297-5981755017A9038 INTERCHANGEABLE
Contact,electrical
Marine Corps
8455-01-673-8791 INTERCHANGEABLE
Insignia,shoulder Sleeve
Cross-Reference Index
Part NumberManufacturer
A1781 PRIMARY Aerosonic Llc (USA)
Related Parts
3110-00-142-6004INTERCHANGEABLE
BEARING,BALL,ANNULAR
A1781
3110-00-144-8589INTERCHANGEABLE
BEARING,BALL,ANNULAR
5999-01-297-5981INTERCHANGEABLE
CONTACT,ELECTRICAL
755017A9038
8455-01-673-8791INTERCHANGEABLE
INSIGNIA,SHOULDER SLEEVE

Frequently Asked Questions

What is NSN 6685-00-243-7166?

NSN 6685-00-243-7166 is a Plate Assembly, manufactured by Aerosonic Llc, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-243-7166?

NSN 6685-00-243-7166 has 1 cross-referenced part number: A1781 (Aerosonic Llc).

What NSN replaces 6685-00-243-7166?

There are 4 known substitutes for 6685-00-243-7166: 3110-00-142-6004, 3110-00-144-8589, 5999-01-297-5981 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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